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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-06 09:28:07 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-06 09:28:07 -0700 |
| commit | 322a3b843d7f475b857646ed8f95b40431d3ecd0 (patch) | |
| tree | bea0ff4d62cd0fbde4e93587ea08191af80348aa /arch/arm | |
| parent | 939b7cbc00906b02c6eae6a380ad6c24c7a1e043 (diff) | |
| parent | 298a58e165e447ccfaae35fe9f651f9d7e15166f (diff) | |
| download | linux-stable-322a3b843d7f475b857646ed8f95b40431d3ecd0.tar.gz linux-stable-322a3b843d7f475b857646ed8f95b40431d3ecd0.tar.bz2 linux-stable-322a3b843d7f475b857646ed8f95b40431d3ecd0.zip | |
Merge tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm
Pull ARM updates from Russell King:
- Fix BSS size calculation for LLVM
- Improve robustness of kernel entry around v7_invalidate_l1
- Fix and update kprobes assembly
- Correct breakpoint overflow handler check
- Pause function graph tracer when suspending a CPU
- Switch to generic syscallhdr.sh and syscalltbl.sh
- Remove now unused set_kernel_text_r[wo] functions
- Updates for ptdump (__init marking and using DEFINE_SHOW_ATTRIBUTE)
- Fix for interrupted SMC (secure) calls
- Remove Compaq Personal Server platform
* tag 'for-linus' of git://git.armlinux.org.uk/~rmk/linux-arm:
ARM: footbridge: remove personal server platform
ARM: 9075/1: kernel: Fix interrupted SMC calls
ARM: 9074/1: ptdump: convert to DEFINE_SHOW_ATTRIBUTE
ARM: 9073/1: ptdump: add __init section marker to three functions
ARM: 9072/1: mm: remove set_kernel_text_r[ow]()
ARM: 9067/1: syscalls: switch to generic syscallhdr.sh
ARM: 9068/1: syscalls: switch to generic syscalltbl.sh
ARM: 9066/1: ftrace: pause/unpause function graph tracer in cpu_suspend()
ARM: 9064/1: hw_breakpoint: Do not directly check the event's overflow_handler hook
ARM: 9062/1: kprobes: rewrite test-arm.c in UAL
ARM: 9061/1: kprobes: fix UNPREDICTABLE warnings
ARM: 9060/1: kexec: Remove unused kexec_reinit callback
ARM: 9059/1: cache-v7: get rid of mini-stack
ARM: 9058/1: cache-v7: refactor v7_invalidate_l1 to avoid clobbering r5/r6
ARM: 9057/1: cache-v7: add missing ISB after cache level selection
ARM: 9056/1: decompressor: fix BSS size calculation for LLVM ld.lld
Diffstat (limited to 'arch/arm')
27 files changed, 246 insertions, 454 deletions
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index fd94e27ba4fa..c1f804768621 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -118,8 +118,8 @@ asflags-y := -DZIMAGE # Supply kernel BSS size to the decompressor via a linker symbol. KBSS_SZ = $(shell echo $$(($$($(NM) $(obj)/../../../../vmlinux | \ - sed -n -e 's/^\([^ ]*\) [AB] __bss_start$$/-0x\1/p' \ - -e 's/^\([^ ]*\) [AB] __bss_stop$$/+0x\1/p') )) ) + sed -n -e 's/^\([^ ]*\) [ABD] __bss_start$$/-0x\1/p' \ + -e 's/^\([^ ]*\) [ABD] __bss_stop$$/+0x\1/p') )) ) LDFLAGS_vmlinux = --defsym _kernel_bss_size=$(KBSS_SZ) # Supply ZRELADDR to the decompressor via a linker symbol. ifneq ($(CONFIG_AUTO_ZRELADDR),y) diff --git a/arch/arm/configs/footbridge_defconfig b/arch/arm/configs/footbridge_defconfig index 3a7938f244e5..2aa3ebeb89d7 100644 --- a/arch/arm/configs/footbridge_defconfig +++ b/arch/arm/configs/footbridge_defconfig @@ -7,7 +7,6 @@ CONFIG_EXPERT=y CONFIG_MODULES=y CONFIG_ARCH_FOOTBRIDGE=y CONFIG_ARCH_CATS=y -CONFIG_ARCH_PERSONAL_SERVER=y CONFIG_ARCH_EBSA285_HOST=y CONFIG_ARCH_NETWINDER=y CONFIG_LEDS=y diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h index 22751b5b5735..e62832dcba76 100644 --- a/arch/arm/include/asm/kexec.h +++ b/arch/arm/include/asm/kexec.h @@ -56,9 +56,6 @@ static inline void crash_setup_regs(struct pt_regs *newregs, } } -/* Function pointer to optional machine-specific reinitialization */ -extern void (*kexec_reinit)(void); - static inline unsigned long phys_to_boot_phys(phys_addr_t phys) { return phys_to_idmap(phys); diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h index 2f841cb65c30..a711322d9f40 100644 --- a/arch/arm/include/asm/memory.h +++ b/arch/arm/include/asm/memory.h @@ -150,21 +150,6 @@ extern unsigned long vectors_base; */ #define PLAT_PHYS_OFFSET UL(CONFIG_PHYS_OFFSET) -#ifdef CONFIG_XIP_KERNEL -/* - * When referencing data in RAM from the XIP region in a relative manner - * with the MMU off, we need the relative offset between the two physical - * addresses. The macro below achieves this, which is: - * __pa(v_data) - __xip_pa(v_text) - */ -#define PHYS_RELATIVE(v_data, v_text) \ - (((v_data) - PAGE_OFFSET + PLAT_PHYS_OFFSET) - \ - ((v_text) - XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR) + \ - CONFIG_XIP_PHYS_ADDR)) -#else -#define PHYS_RELATIVE(v_data, v_text) ((v_data) - (v_text)) -#endif - #ifndef __ASSEMBLY__ /* diff --git a/arch/arm/include/asm/set_memory.h b/arch/arm/include/asm/set_memory.h index a1ceff4295d3..ec17fc0fda7a 100644 --- a/arch/arm/include/asm/set_memory.h +++ b/arch/arm/include/asm/set_memory.h @@ -18,12 +18,4 @@ static inline int set_memory_x(unsigned long addr, int numpages) { return 0; } static inline int set_memory_nx(unsigned long addr, int numpages) { return 0; } #endif -#ifdef CONFIG_STRICT_KERNEL_RWX -void set_kernel_text_rw(void); -void set_kernel_text_ro(void); -#else -static inline void set_kernel_text_rw(void) { } -static inline void set_kernel_text_ro(void) { } -#endif - #endif diff --git a/arch/arm/include/uapi/asm/Kbuild b/arch/arm/include/uapi/asm/Kbuild index ce8573157774..63748af8bc9d 100644 --- a/arch/arm/include/uapi/asm/Kbuild +++ b/arch/arm/include/uapi/asm/Kbuild @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 -generated-y += unistd-common.h generated-y += unistd-oabi.h generated-y += unistd-eabi.h generic-y += kvm_para.h diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h index 93ecf8aa4fe5..ae7749e15726 100644 --- a/arch/arm/include/uapi/asm/unistd.h +++ b/arch/arm/include/uapi/asm/unistd.h @@ -24,7 +24,6 @@ #include <asm/unistd-oabi.h> #endif -#include <asm/unistd-common.h> #define __NR_sync_file_range2 __NR_arm_sync_file_range /* diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c index be8050b0c3df..70993af22d80 100644 --- a/arch/arm/kernel/asm-offsets.c +++ b/arch/arm/kernel/asm-offsets.c @@ -24,6 +24,7 @@ #include <asm/vdso_datapage.h> #include <asm/hardware/cache-l2x0.h> #include <linux/kbuild.h> +#include <linux/arm-smccc.h> #include "signal.h" /* @@ -148,6 +149,8 @@ int main(void) DEFINE(SLEEP_SAVE_SP_PHYS, offsetof(struct sleep_save_sp, save_ptr_stash_phys)); DEFINE(SLEEP_SAVE_SP_VIRT, offsetof(struct sleep_save_sp, save_ptr_stash)); #endif + DEFINE(ARM_SMCCC_QUIRK_ID_OFFS, offsetof(struct arm_smccc_quirk, id)); + DEFINE(ARM_SMCCC_QUIRK_STATE_OFFS, offsetof(struct arm_smccc_quirk, state)); BLANK(); DEFINE(DMA_BIDIRECTIONAL, DMA_BIDIRECTIONAL); DEFINE(DMA_TO_DEVICE, DMA_TO_DEVICE); diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index e0d7833a1827..7f0b7aba1498 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -344,20 +344,19 @@ ENTRY(\sym) .size \sym, . - \sym .endm -#define NATIVE(nr, func) syscall nr, func +#define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, native) +#define __SYSCALL(nr, func) syscall nr, func /* * This is the syscall table declaration for native ABI syscalls. * With EABI a couple syscalls are obsolete and defined as sys_ni_syscall. */ syscall_table_start sys_call_table -#define COMPAT(nr, native, compat) syscall nr, native #ifdef CONFIG_AEABI #include <calls-eabi.S> #else #include <calls-oabi.S> #endif -#undef COMPAT syscall_table_end sys_call_table /*============================================================================ @@ -455,7 +454,8 @@ ENDPROC(sys_oabi_readahead) * using the compatibility syscall entries. */ syscall_table_start sys_oabi_call_table -#define COMPAT(nr, native, compat) syscall nr, compat +#undef __SYSCALL_WITH_COMPAT +#define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, compat) #include <calls-oabi.S> syscall_table_end sys_oabi_call_table diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c index 08660ae9dcbc..b1423fb130ea 100644 --- a/arch/arm/kernel/hw_breakpoint.c +++ b/arch/arm/kernel/hw_breakpoint.c @@ -886,7 +886,7 @@ static void breakpoint_handler(unsigned long unknown, struct pt_regs *regs) info->trigger = addr; pr_debug("breakpoint fired: address = 0x%x\n", addr); perf_bp_event(bp, regs); - if (!bp->overflow_handler) + if (is_default_overflow_handler(bp)) enable_single_step(bp, addr); goto unlock; } diff --git a/arch/arm/kernel/machine_kexec.c b/arch/arm/kernel/machine_kexec.c index 2b09dad7935e..f567032a09c0 100644 --- a/arch/arm/kernel/machine_kexec.c +++ b/arch/arm/kernel/machine_kexec.c @@ -147,11 +147,6 @@ void machine_crash_shutdown(struct pt_regs *regs) pr_info("Loading crashdump kernel...\n"); } -/* - * Function pointer to optional machine-specific reinitialization - */ -void (*kexec_reinit)(void); - void machine_kexec(struct kimage *image) { unsigned long page_list, reboot_entry_phys; @@ -187,9 +182,6 @@ void machine_kexec(struct kimage *image) pr_info("Bye!\n"); - if (kexec_reinit) - kexec_reinit(); - soft_restart(reboot_entry_phys); } diff --git a/arch/arm/kernel/smccc-call.S b/arch/arm/kernel/smccc-call.S index 00664c78faca..931df62a7831 100644 --- a/arch/arm/kernel/smccc-call.S +++ b/arch/arm/kernel/smccc-call.S @@ -3,7 +3,9 @@ * Copyright (c) 2015, Linaro Limited */ #include <linux/linkage.h> +#include <linux/arm-smccc.h> +#include <asm/asm-offsets.h> #include <asm/opcodes-sec.h> #include <asm/opcodes-virt.h> #include <asm/unwind.h> @@ -27,7 +29,14 @@ UNWIND( .fnstart) UNWIND( .save {r4-r7}) ldm r12, {r4-r7} \instr - pop {r4-r7} + ldr r4, [sp, #36] + cmp r4, #0 + beq 1f // No quirk structure + ldr r5, [r4, #ARM_SMCCC_QUIRK_ID_OFFS] + cmp r5, #ARM_SMCCC_QUIRK_QCOM_A6 + bne 1f // No quirk present + str r6, [r4, #ARM_SMCCC_QUIRK_STATE_OFFS] +1: pop {r4-r7} ldr r12, [sp, #(4 * 4)] stm r12, {r0-r3} bx lr diff --git a/arch/arm/kernel/suspend.c b/arch/arm/kernel/suspend.c index 24bd20564be7..43f0a3ebf390 100644 --- a/arch/arm/kernel/suspend.c +++ b/arch/arm/kernel/suspend.c @@ -1,4 +1,5 @@ // SPDX-License-Identifier: GPL-2.0 +#include <linux/ftrace.h> #include <linux/init.h> #include <linux/slab.h> #include <linux/mm_types.h> @@ -26,12 +27,22 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) return -EINVAL; /* + * Function graph tracer state gets incosistent when the kernel + * calls functions that never return (aka suspend finishers) hence + * disable graph tracing during their execution. + */ + pause_graph_tracing(); + + /* * Provide a temporary page table with an identity mapping for * the MMU-enable code, required for resuming. On successful * resume (indicated by a zero return code), we need to switch * back to the correct page tables. */ ret = __cpu_suspend(arg, fn, __mpidr); + + unpause_graph_tracing(); + if (ret == 0) { cpu_switch_mm(mm->pgd, mm); local_flush_bp_all(); @@ -45,7 +56,13 @@ int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) int cpu_suspend(unsigned long arg, int (*fn)(unsigned long)) { u32 __mpidr = cpu_logical_map(smp_processor_id()); - return __cpu_suspend(arg, fn, __mpidr); + int ret; + + pause_graph_tracing(); + ret = __cpu_suspend(arg, fn, __mpidr); + unpause_graph_tracing(); + + return ret; } #define idmap_pgd NULL #endif diff --git a/arch/arm/mach-footbridge/Kconfig b/arch/arm/mach-footbridge/Kconfig index 844aa585b966..728aff93fba9 100644 --- a/arch/arm/mach-footbridge/Kconfig +++ b/arch/arm/mach-footbridge/Kconfig @@ -16,27 +16,6 @@ config ARCH_CATS Saying N will reduce the size of the Footbridge kernel. -config ARCH_PERSONAL_SERVER - bool "Compaq Personal Server" - select FOOTBRIDGE_HOST - select ISA - select ISA_DMA - select FORCE_PCI - help - Say Y here if you intend to run this kernel on the Compaq - Personal Server. - - Saying N will reduce the size of the Footbridge kernel. - - The Compaq Personal Server is not available for purchase. - There are no product plans beyond the current research - prototypes at this time. Information is available at: - - <http://www.crl.hpl.hp.com/projects/personalserver/> - - If you have any questions or comments about the Compaq Personal - Server, send e-mail to <skiff@crl.dec.com>. - config ARCH_EBSA285_ADDIN bool "EBSA285 (addin mode)" select ARCH_EBSA285 diff --git a/arch/arm/mach-footbridge/Makefile b/arch/arm/mach-footbridge/Makefile index a09f1041f141..6262993c0555 100644 --- a/arch/arm/mach-footbridge/Makefile +++ b/arch/arm/mach-footbridge/Makefile @@ -11,12 +11,10 @@ pci-y += dc21285.o pci-$(CONFIG_ARCH_CATS) += cats-pci.o pci-$(CONFIG_ARCH_EBSA285_HOST) += ebsa285-pci.o pci-$(CONFIG_ARCH_NETWINDER) += netwinder-pci.o -pci-$(CONFIG_ARCH_PERSONAL_SERVER) += personal-pci.o obj-$(CONFIG_ARCH_CATS) += cats-hw.o isa-timer.o obj-$(CONFIG_ARCH_EBSA285) += ebsa285.o dc21285-timer.o obj-$(CONFIG_ARCH_NETWINDER) += netwinder-hw.o isa-timer.o -obj-$(CONFIG_ARCH_PERSONAL_SERVER) += personal.o dc21285-timer.o obj-$(CONFIG_PCI) +=$(pci-y) diff --git a/arch/arm/mach-footbridge/personal-pci.c b/arch/arm/mach-footbridge/personal-pci.c deleted file mode 100644 index 9d19aa98a663..000000000000 --- a/arch/arm/mach-footbridge/personal-pci.c +++ /dev/null @@ -1,57 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * linux/arch/arm/mach-footbridge/personal-pci.c - * - * PCI bios-type initialisation for PCI machines - * - * Bits taken from various places. - */ -#include <linux/kernel.h> -#include <linux/pci.h> -#include <linux/init.h> - -#include <asm/irq.h> -#include <asm/mach/pci.h> -#include <asm/mach-types.h> - -static int irqmap_personal_server[] = { - IRQ_IN0, IRQ_IN1, IRQ_IN2, IRQ_IN3, 0, 0, 0, - IRQ_DOORBELLHOST, IRQ_DMA1, IRQ_DMA2, IRQ_PCI -}; - -static int personal_server_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) -{ - unsigned char line; - - pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &line); - - if (line > 0x40 && line <= 0x5f) { - /* line corresponds to the bit controlling this interrupt - * in the footbridge. Ignore the first 8 interrupt bits, - * look up the rest in the map. IN0 is bit number 8 - */ - return irqmap_personal_server[(line & 0x1f) - 8]; - } else if (line == 0) { - /* no interrupt */ - return 0; - } else - return irqmap_personal_server[(line - 1) & 3]; -} - -static struct hw_pci personal_server_pci __initdata = { - .map_irq = personal_server_map_irq, - .nr_controllers = 1, - .ops = &dc21285_ops, - .setup = dc21285_setup, - .preinit = dc21285_preinit, - .postinit = dc21285_postinit, -}; - -static int __init personal_pci_init(void) -{ - if (machine_is_personal_server()) - pci_common_init(&personal_server_pci); - return 0; -} - -subsys_initcall(personal_pci_init); diff --git a/arch/arm/mach-footbridge/personal.c b/arch/arm/mach-footbridge/personal.c deleted file mode 100644 index ca715754fc00..000000000000 --- a/arch/arm/mach-footbridge/personal.c +++ /dev/null @@ -1,25 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* - * linux/arch/arm/mach-footbridge/personal.c - * - * Personal server (Skiff) machine fixup - */ -#include <linux/init.h> -#include <linux/spinlock.h> - -#include <asm/hardware/dec21285.h> -#include <asm/mach-types.h> - -#include <asm/mach/arch.h> - -#include "common.h" - -MACHINE_START(PERSONAL_SERVER, "Compaq-PersonalServer") - /* Maintainer: Jamey Hicks / George France */ - .atag_offset = 0x100, - .map_io = footbridge_map_io, - .init_irq = footbridge_init_irq, - .init_time = footbridge_timer_init, - .restart = footbridge_restart, -MACHINE_END - diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S index dc8f152f3556..830bbfb26ca5 100644 --- a/arch/arm/mm/cache-v7.S +++ b/arch/arm/mm/cache-v7.S @@ -33,41 +33,41 @@ icache_size: * processor. We fix this by performing an invalidate, rather than a * clean + invalidate, before jumping into the kernel. * - * This function is cloned from arch/arm/mach-tegra/headsmp.S, and needs - * to be called for both secondary cores startup and primary core resume - * procedures. + * This function needs to be called for both secondary cores startup and + * primary core resume procedures. */ ENTRY(v7_invalidate_l1) - mov r0, #0 - mcr p15, 2, r0, c0, c0, 0 - mrc p15, 1, r0, c0, c0, 0 - - movw r1, #0x7fff - and r2, r1, r0, lsr #13 + mov r0, #0 + mcr p15, 2, r0, c0, c0, 0 @ select L1 data cache in CSSELR + isb + mrc p15, 1, r0, c0, c0, 0 @ read cache geometry from CCSIDR - movw r1, #0x3ff + movw r3, #0x3ff + and r3, r3, r0, lsr #3 @ 'Associativity' in CCSIDR[12:3] + clz r1, r3 @ WayShift + mov r2, #1 + mov r3, r3, lsl r1 @ NumWays-1 shifted into bits [31:...] + movs r1, r2, lsl r1 @ #1 shifted left by same amount + moveq r1, #1 @ r1 needs value > 0 even if only 1 way - and r3, r1, r0, lsr #3 @ NumWays - 1 - add r2, r2, #1 @ NumSets + and r2, r0, #0x7 + add r2, r2, #4 @ SetShift - and r0, r0, #0x7 - add r0, r0, #4 @ SetShift +1: movw ip, #0x7fff + and r0, ip, r0, lsr #13 @ 'NumSets' in CCSIDR[27:13] - clz r1, r3 @ WayShift - add r4, r3, #1 @ NumWays -1: sub r2, r2, #1 @ NumSets-- - mov r3, r4 @ Temp = NumWays -2: subs r3, r3, #1 @ Temp-- - mov r5, r3, lsl r1 - mov r6, r2, lsl r0 - orr r5, r5, r6 @ Reg = (Temp<<WayShift)|(NumSets<<SetShift) - mcr p15, 0, r5, c7, c6, 2 - bgt 2b - cmp r2, #0 - bgt 1b - dsb st - isb - ret lr +2: mov ip, r0, lsl r2 @ NumSet << SetShift + orr ip, ip, r3 @ Reg = (Temp<<WayShift)|(NumSets<<SetShift) + mcr p15, 0, ip, c7, c6, 2 + subs r0, r0, #1 @ Set-- + bpl 2b + subs r3, r3, r1 @ Way-- + bcc 3f + mrc p15, 1, r0, c0, c0, 0 @ re-read cache geometry from CCSIDR + b 1b +3: dsb st + isb + ret lr ENDPROC(v7_invalidate_l1) /* diff --git a/arch/arm/mm/dump.c b/arch/arm/mm/dump.c index 93ff0097f00b..fb688003d156 100644 --- a/arch/arm/mm/dump.c +++ b/arch/arm/mm/dump.c @@ -420,7 +420,7 @@ void ptdump_walk_pgd(struct seq_file *m, struct ptdump_info *info) note_page(&st, 0, 0, 0, NULL); } -static void ptdump_initialize(void) +static void __init ptdump_initialize(void) { unsigned i, j; @@ -466,7 +466,7 @@ void ptdump_check_wx(void) pr_info("Checked W+X mappings: passed, no W+X pages found\n"); } -static int ptdump_init(void) +static int __init ptdump_init(void) { ptdump_initialize(); ptdump_debugfs_register(&kernel_ptdump_info, "kernel_page_tables"); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 1ba9f9f9dbd8..9d4744a632c6 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -489,33 +489,12 @@ static int __mark_rodata_ro(void *unused) return 0; } -static int kernel_set_to_readonly __read_mostly; - void mark_rodata_ro(void) { - kernel_set_to_readonly = 1; stop_machine(__mark_rodata_ro, NULL, NULL); debug_checkwx(); } -void set_kernel_text_rw(void) -{ - if (!kernel_set_to_readonly) - return; - - set_section_perms(ro_perms, ARRAY_SIZE(ro_perms), false, - current->active_mm); -} - -void set_kernel_text_ro(void) -{ - if (!kernel_set_to_readonly) - return; - - set_section_perms(ro_perms, ARRAY_SIZE(ro_perms), true, - current->active_mm); -} - #else static inline void fix_kernmem_perms(void) { } #endif /* CONFIG_STRICT_KERNEL_RWX */ diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 28c9d32fa99a..26d726a08a34 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -256,6 +256,20 @@ ENDPROC(cpu_pj4b_do_resume) #endif + @ + @ Invoke the v7_invalidate_l1() function, which adheres to the AAPCS + @ rules, and so it may corrupt registers that we need to preserve. + @ + .macro do_invalidate_l1 + mov r6, r1 + mov r7, r2 + mov r10, lr + bl v7_invalidate_l1 @ corrupts {r0-r3, ip, lr} + mov r1, r6 + mov r2, r7 + mov lr, r10 + .endm + /* * __v7_setup * @@ -277,6 +291,7 @@ __v7_ca5mp_setup: __v7_ca9mp_setup: __v7_cr7mp_setup: __v7_cr8mp_setup: + do_invalidate_l1 mov r10, #(1 << 0) @ Cache/TLB ops broadcasting b 1f __v7_ca7mp_setup: @@ -284,13 +299,9 @@ __v7_ca12mp_setup: __v7_ca15mp_setup: __v7_b15mp_setup: __v7_ca17mp_setup: + do_invalidate_l1 mov r10, #0 -1: adr r0, __v7_setup_stack_ptr - ldr r12, [r0] - add r12, r12, r0 @ the local stack - stmia r12, {r1-r6, lr} @ v7_invalidate_l1 touches r0-r6 - bl v7_invalidate_l1 - ldmia r12, {r1-r6, lr} +1: #ifdef CONFIG_SMP orr r10, r10, #(1 << 6) @ Enable SMP/nAMP mode ALT_SMP(mrc p15, 0, r0, c1, c0, 1) @@ -471,12 +482,7 @@ __v7_pj4b_setup: #endif /* CONFIG_CPU_PJ4B */ __v7_setup: - adr r0, __v7_setup_stack_ptr - ldr r12, [r0] - add r12, r12, r0 @ the local stack - stmia r12, {r1-r6, lr} @ v7_invalidate_l1 touches r0-r6 - bl v7_invalidate_l1 - ldmia r12, {r1-r6, lr} + do_invalidate_l1 __v7_setup_cont: and r0, r9, #0xff000000 @ ARM? @@ -548,17 +554,8 @@ __errata_finish: orr r0, r0, r6 @ set them THUMB( orr r0, r0, #1 << 30 ) @ Thumb exceptions ret lr @ return to head.S:__ret - - .align 2 -__v7_setup_stack_ptr: - .word PHYS_RELATIVE(__v7_setup_stack, .) ENDPROC(__v7_setup) - .bss - .align 2 -__v7_setup_stack: - .space 4 * 7 @ 7 registers - __INITDATA .weak cpu_v7_bugs_init diff --git a/arch/arm/mm/ptdump_debugfs.c b/arch/arm/mm/ptdump_debugfs.c index 598b636615a2..318de969ae0f 100644 --- a/arch/arm/mm/ptdump_debugfs.c +++ b/arch/arm/mm/ptdump_debugfs.c @@ -11,20 +11,9 @@ static int ptdump_show(struct seq_file *m, void *v) ptdump_walk_pgd(m, info); return 0; } +DEFINE_SHOW_ATTRIBUTE(ptdump); -static int ptdump_open(struct inode *inode, struct file *file) -{ - return single_open(file, ptdump_show, inode->i_private); -} - -static const struct file_operations ptdump_fops = { - .open = ptdump_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; - -void ptdump_debugfs_register(struct ptdump_info *info, const char *name) +void __init ptdump_debugfs_register(struct ptdump_info *info, const char *name) { debugfs_create_file(name, 0400, NULL, info, &ptdump_fops); } diff --git a/arch/arm/probes/kprobes/test-arm.c b/arch/arm/probes/kprobes/test-arm.c index 977369f1aa48..a0dae35ffacd 100644 --- a/arch/arm/probes/kprobes/test-arm.c +++ b/arch/arm/probes/kprobes/test-arm.c @@ -55,25 +55,25 @@ void kprobe_arm_test_cases(void) TEST_GROUP("Data-processing (register), (register-shifted register), (immediate)") #define _DATA_PROCESSING_DNM(op,s,val) \ - TEST_RR( op "eq" s " r0, r",1, VAL1,", r",2, val, "") \ - TEST_RR( op "ne" s " r1, r",1, VAL1,", r",2, val, ", lsl #3") \ - TEST_RR( op "cs" s " r2, r",3, VAL1,", r",2, val, ", lsr #4") \ - TEST_RR( op "cc" s " r3, r",3, VAL1,", r",2, val, ", asr #5") \ - TEST_RR( op "mi" s " r4, r",5, VAL1,", r",2, N(val),", asr #6") \ - TEST_RR( op "pl" s " r5, r",5, VAL1,", r",2, val, ", ror #7") \ - TEST_RR( op "vs" s " r6, r",7, VAL1,", r",2, val, ", rrx") \ - TEST_R( op "vc" s " r6, r",7, VAL1,", pc, lsl #3") \ - TEST_R( op "vc" s " r6, r",7, VAL1,", sp, lsr #4") \ - TEST_R( op "vc" s " r6, pc, r",7, VAL1,", asr #5") \ - TEST_R( op "vc" s " r6, sp, r",7, VAL1,", ror #6") \ - TEST_RRR( op "hi" s " r8, r",9, VAL1,", r",14,val, ", lsl r",0, 3,"")\ - TEST_RRR( op "ls" s " r9, r",9, VAL1,", r",14,val, ", lsr r",7, 4,"")\ - TEST_RRR( op "ge" s " r10, r",11,VAL1,", r",14,val, ", asr r",7, 5,"")\ - TEST_RRR( op "lt" s " r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\ - TEST_RR( op "gt" s " r12, r13" ", r",14,val, ", ror r",14,7,"")\ - TEST_RR( op "le" s " r14, r",0, val, ", r13" ", lsl r",14,8,"")\ - TEST_R( op "eq" s " r0, r",11,VAL1,", #0xf5") \ - TEST_R( op "ne" s " r11, r",0, VAL1,", #0xf5000000") \ + TEST_RR( op s "eq r0, r",1, VAL1,", r",2, val, "") \ + TEST_RR( op s "ne r1, r",1, VAL1,", r",2, val, ", lsl #3") \ + TEST_RR( op s "cs r2, r",3, VAL1,", r",2, val, ", lsr #4") \ + TEST_RR( op s "cc r3, r",3, VAL1,", r",2, val, ", asr #5") \ + TEST_RR( op s "mi r4, r",5, VAL1,", r",2, N(val),", asr #6") \ + TEST_RR( op s "pl r5, r",5, VAL1,", r",2, val, ", ror #7") \ + TEST_RR( op s "vs r6, r",7, VAL1,", r",2, val, ", rrx") \ + TEST_R( op s "vc r6, r",7, VAL1,", pc, lsl #3") \ + TEST_R( op s "vc r6, r",7, VAL1,", sp, lsr #4") \ + TEST_R( op s "vc r6, pc, r",7, VAL1,", asr #5") \ + TEST_R( op s "vc r6, sp, r",7, VAL1,", ror #6") \ + TEST_RRR( op s "hi r8, r",9, VAL1,", r",14,val, ", lsl r",0, 3,"")\ + TEST_RRR( op s "ls r9, r",9, VAL1,", r",14,val, ", lsr r",7, 4,"")\ + TEST_RRR( op s "ge r10, r",11,VAL1,", r",14,val, ", asr r",7, 5,"")\ + TEST_RRR( op s "lt r11, r",11,VAL1,", r",14,N(val),", asr r",7, 6,"")\ + TEST_RR( op s "gt r12, r13" ", r",14,val, ", ror r",14,7,"")\ + TEST_RR( op s "le r14, r",0, val, ", r13" ", lsl r",14,8,"")\ + TEST_R( op s "eq r0, r",11,VAL1,", #0xf5") \ + TEST_R( op s "ne r11, r",0, VAL1,", #0xf5000000") \ TEST_R( op s " r7, r",8, VAL2,", #0x000af000") \ TEST( op s " r4, pc" ", #0x00005a00") @@ -104,23 +104,23 @@ void kprobe_arm_test_cases(void) TEST_R( op " r",8, VAL2,", #0x000af000") #define _DATA_PROCESSING_DM(op,s,val) \ - TEST_R( op "eq" s " r0, r",1, val, "") \ - TEST_R( op "ne" s " r1, r",1, val, ", lsl #3") \ - TEST_R( op "cs" s " r2, r",3, val, ", lsr #4") \ - TEST_R( op "cc" s " r3, r",3, val, ", asr #5") \ - TEST_R( op "mi" s " r4, r",5, N(val),", asr #6") \ - TEST_R( op "pl" s " r5, r",5, val, ", ror #7") \ - TEST_R( op "vs" s " r6, r",10,val, ", rrx") \ - TEST( op "vs" s " r7, pc, lsl #3") \ - TEST( op "vs" s " r7, sp, lsr #4") \ - TEST_RR( op "vc" s " r8, r",7, val, ", lsl r",0, 3,"") \ - TEST_RR( op "hi" s " r9, r",9, val, ", lsr r",7, 4,"") \ - TEST_RR( op "ls" s " r10, r",9, val, ", asr r",7, 5,"") \ - TEST_RR( op "ge" s " r11, r",11,N(val),", asr r",7, 6,"") \ - TEST_RR( op "lt" s " r12, r",11,val, ", ror r",14,7,"") \ - TEST_R( op "gt" s " r14, r13" ", lsl r",14,8,"") \ - TEST( op "eq" s " r0, #0xf5") \ - TEST( op "ne" s " r11, #0xf5000000") \ + TEST_R( op s "eq r0, r",1, val, "") \ + TEST_R( op s "ne r1, r",1, val, ", lsl #3") \ + TEST_R( op s "cs r2, r",3, val, ", lsr #4") \ + TEST_R( op s "cc r3, r",3, val, ", asr #5") \ + TEST_R( op s "mi r4, r",5, N(val),", asr #6") \ + TEST_R( op s "pl r5, r",5, val, ", ror #7") \ + TEST_R( op s "vs r6, r",10,val, ", rrx") \ + TEST( op s "vs r7, pc, lsl #3") \ + TEST( op s "vs r7, sp, lsr #4") \ + TEST_RR( op s "vc r8, r",7, val, ", lsl r",0, 3,"") \ + TEST_RR( op s "hi r9, r",9, val, ", lsr r",7, 4,"") \ + TEST_RR( op s "ls r10, r",9, val, ", asr r",7, 5,"") \ + TEST_RR( op s "ge r11, r",11,N(val),", asr r",7, 6,"") \ + TEST_RR( op s "lt r12, r",11,val, ", ror r",14,7,"") \ + TEST_R( op s "gt r14, r13" ", lsl r",14,8,"") \ + TEST( op s "eq r0, #0xf5") \ + TEST( op s "ne r11, #0xf5000000") \ TEST( op s " r7, #0x000af000") \ TEST( op s " r4, #0x00005a00") @@ -166,10 +166,10 @@ void kprobe_arm_test_cases(void) /* Data-processing with PC as a target and status registers updated */ TEST_UNSUPPORTED("movs pc, r1") - TEST_UNSUPPORTED("movs pc, r1, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe1b0f211) " @movs pc, r1, lsl r2") TEST_UNSUPPORTED("movs pc, #0x10000") TEST_UNSUPPORTED("adds pc, lr, r1") - TEST_UNSUPPORTED("adds pc, lr, r1, lsl r2") + TEST_UNSUPPORTED(__inst_arm(0xe09ef211) " @adds pc, lr, r1, lsl r2") TEST_UNSUPPORTED("adds pc, lr, #4") /* Data-processing with SP as target */ @@ -352,7 +352,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe000029f) " @ mul r0, pc, r2") TEST_UNSUPPORTED(__inst_arm(0xe0000f91) " @ mul r0, r1, pc") TEST_RR( "muls r0, r",1, VAL1,", r",2, VAL2,"") - TEST_RR( "mullss r7, r",8, VAL2,", r",9, VAL2,"") + TEST_RR( "mulsls r7, r",8, VAL2,", r",9, VAL2,"") TEST_R( "muls lr, r",4, VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe01f0291) " @ muls pc, r1, r2") @@ -361,7 +361,7 @@ void kprobe_arm_test_cases(void) TEST_RR( "mla lr, r",1, VAL2,", r",2, VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe02f3291) " @ mla pc, r1, r2, r3") TEST_RRR( "mlas r0, r",1, VAL1,", r",2, VAL2,", r",3, VAL3,"") - TEST_RRR( "mlahis r7, r",8, VAL3,", r",9, VAL1,", r",10, VAL2,"") + TEST_RRR( "mlashi r7, r",8, VAL3,", r",9, VAL1,", r",10, VAL2,"") TEST_RR( "mlas lr, r",1, VAL2,", r",2, VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe03f3291) " @ mlas pc, r1, r2, r3") @@ -394,7 +394,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe081f392) " @ umull pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe08f1392) " @ umull r1, pc, r2, r3") TEST_RR( "umulls r0, r1, r",2, VAL1,", r",3, VAL2,"") - TEST_RR( "umulllss r7, r8, r",9, VAL2,", r",10, VAL1,"") + TEST_RR( "umullsls r7, r8, r",9, VAL2,", r",10, VAL1,"") TEST_R( "umulls lr, r12, r",11,VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe091f392) " @ umulls pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe09f1392) " @ umulls r1, pc, r2, r3") @@ -405,7 +405,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0af1392) " @ umlal pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0a1f392) " @ umlal r1, pc, r2, r3") TEST_RRRR( "umlals r",0, VAL1,", r",1, VAL2,", r",2, VAL3,", r",3, VAL4) - TEST_RRRR( "umlalles r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) + TEST_RRRR( "umlalsle r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) TEST_RRR( "umlals r",14,VAL3,", r",7, VAL4,", r",5, VAL1,", r13") TEST_UNSUPPORTED(__inst_arm(0xe0bf1392) " @ umlals pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0b1f392) " @ umlals r1, pc, r2, r3") @@ -416,7 +416,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0c1f392) " @ smull pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0cf1392) " @ smull r1, pc, r2, r3") TEST_RR( "smulls r0, r1, r",2, VAL1,", r",3, VAL2,"") - TEST_RR( "smulllss r7, r8, r",9, VAL2,", r",10, VAL1,"") + TEST_RR( "smullsls r7, r8, r",9, VAL2,", r",10, VAL1,"") TEST_R( "smulls lr, r12, r",11,VAL3,", r13") TEST_UNSUPPORTED(__inst_arm(0xe0d1f392) " @ smulls pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0df1392) " @ smulls r1, pc, r2, r3") @@ -427,7 +427,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0ef1392) " @ smlal pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0e1f392) " @ smlal r1, pc, r2, r3") TEST_RRRR( "smlals r",0, VAL1,", r",1, VAL2,", r",2, VAL3,", r",3, VAL4) - TEST_RRRR( "smlalles r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) + TEST_RRRR( "smlalsle r",8, VAL4,", r",9, VAL1,", r",10,VAL2,", r",11,VAL3) TEST_RRR( "smlals r",14,VAL3,", r",7, VAL4,", r",5, VAL1,", r13") TEST_UNSUPPORTED(__inst_arm(0xe0ff1392) " @ smlals pc, r1, r2, r3") TEST_UNSUPPORTED(__inst_arm(0xe0f0f392) " @ smlals r0, pc, r2, r3") @@ -450,7 +450,7 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe10f0091) " @ swp r0, r1, [pc]") #if __LINUX_ARM_ARCH__ < 6 TEST_RP("swpb lr, r",7,VAL2,", [r",8,0,"]") - TEST_R( "swpvsb r0, r",1,VAL1,", [sp]") + TEST_R( "swpbvs r0, r",1,VAL1,", [sp]") #else TEST_UNSUPPORTED(__inst_arm(0xe148e097) " @ swpb lr, r7, [r8]") TEST_UNSUPPORTED(__inst_arm(0x614d0091) " @ swpvsb r0, r1, [sp]") @@ -477,11 +477,11 @@ void kprobe_arm_test_cases(void) TEST_GROUP("Extra load/store instructions") TEST_RPR( "strh r",0, VAL1,", [r",1, 48,", -r",2, 24,"]") - TEST_RPR( "streqh r",14,VAL2,", [r",11,0, ", r",12, 48,"]") - TEST_UNSUPPORTED( "streqh r14, [r13, r12]") - TEST_UNSUPPORTED( "streqh r14, [r12, r13]") + TEST_RPR( "strheq r",14,VAL2,", [r",11,0, ", r",12, 48,"]") + TEST_UNSUPPORTED( "strheq r14, [r13, r12]") + TEST_UNSUPPORTED( "strheq r14, [r12, r13]") TEST_RPR( "strh r",1, VAL1,", [r",2, 24,", r",3, 48,"]!") - TEST_RPR( "strneh r",12,VAL2,", [r",11,48,", -r",10,24,"]!") + TEST_RPR( "strhne r",12,VAL2,", [r",11,48,", -r",10,24,"]!") TEST_RPR( "strh r",2, VAL1,", [r",3, 24,"], r",4, 48,"") TEST_RPR( "strh r",10,VAL2,", [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1afc0ba) " @ strh r12, [pc, r10]!") @@ -489,9 +489,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe089a0bf) " @ strh r10, [r9], pc") TEST_PR( "ldrh r0, [r",0, 48,", -r",2, 24,"]") - TEST_PR( "ldrcsh r14, [r",13,0, ", r",12, 48,"]") + TEST_PR( "ldrhcs r14, [r",13,0, ", r",12, 48,"]") TEST_PR( "ldrh r1, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrcch r12, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrhcc r12, [r",11,48,", -r",10,24,"]!") TEST_PR( "ldrh r2, [r",3, 24,"], r",4, 48,"") TEST_PR( "ldrh r10, [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1bfc0ba) " @ ldrh r12, [pc, r10]!") @@ -499,9 +499,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe099a0bf) " @ ldrh r10, [r9], pc") TEST_RP( "strh r",0, VAL1,", [r",1, 24,", #-2]") - TEST_RP( "strmih r",14,VAL2,", [r",13,0, ", #2]") + TEST_RP( "strhmi r",14,VAL2,", [r",13,0, ", #2]") TEST_RP( "strh r",1, VAL1,", [r",2, 24,", #4]!") - TEST_RP( "strplh r",12,VAL2,", [r",11,24,", #-4]!") + TEST_RP( "strhpl r",12,VAL2,", [r",11,24,", #-4]!") TEST_RP( "strh r",2, VAL1,", [r",3, 24,"], #48") TEST_RP( "strh r",10,VAL2,", [r",9, 64,"], #-48") TEST_RP( "strh r",3, VAL1,", [r",13,TEST_MEMORY_SIZE,", #-"__stringify(MAX_STACK_SIZE)"]!") @@ -511,9 +511,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0c9f3b0) " @ strh pc, [r9], #48") TEST_P( "ldrh r0, [r",0, 24,", #-2]") - TEST_P( "ldrvsh r14, [r",13,0, ", #2]") + TEST_P( "ldrhvs r14, [r",13,0, ", #2]") TEST_P( "ldrh r1, [r",2, 24,", #4]!") - TEST_P( "ldrvch r12, [r",11,24,", #-4]!") + TEST_P( "ldrhvc r12, [r",11,24,", #-4]!") TEST_P( "ldrh r2, [r",3, 24,"], #48") TEST_P( "ldrh r10, [r",9, 64,"], #-48") TEST( "ldrh r0, [pc, #0]") @@ -521,18 +521,18 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0d9f3b0) " @ ldrh pc, [r9], #48") TEST_PR( "ldrsb r0, [r",0, 48,", -r",2, 24,"]") - TEST_PR( "ldrhisb r14, [r",13,0,", r",12, 48,"]") + TEST_PR( "ldrsbhi r14, [r",13,0,", r",12, 48,"]") TEST_PR( "ldrsb r1, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrlssb r12, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrsbls r12, [r",11,48,", -r",10,24,"]!") TEST_PR( "ldrsb r2, [r",3, 24,"], r",4, 48,"") TEST_PR( "ldrsb r10, [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1bfc0da) " @ ldrsb r12, [pc, r10]!") TEST_UNSUPPORTED(__inst_arm(0xe099f0db) " @ ldrsb pc, [r9], r11") TEST_P( "ldrsb r0, [r",0, 24,", #-1]") - TEST_P( "ldrgesb r14, [r",13,0, ", #1]") + TEST_P( "ldrsbge r14, [r",13,0, ", #1]") TEST_P( "ldrsb r1, [r",2, 24,", #4]!") - TEST_P( "ldrltsb r12, [r",11,24,", #-4]!") + TEST_P( "ldrsblt r12, [r",11,24,", #-4]!") TEST_P( "ldrsb r2, [r",3, 24,"], #48") TEST_P( "ldrsb r10, [r",9, 64,"], #-48") TEST( "ldrsb r0, [pc, #0]") @@ -540,18 +540,18 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe0d9f3d0) " @ ldrsb pc, [r9], #48") TEST_PR( "ldrsh r0, [r",0, 48,", -r",2, 24,"]") - TEST_PR( "ldrgtsh r14, [r",13,0, ", r",12, 48,"]") + TEST_PR( "ldrshgt r14, [r",13,0, ", r",12, 48,"]") TEST_PR( "ldrsh r1, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrlesh r12, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrshle r12, [r",11,48,", -r",10,24,"]!") TEST_PR( "ldrsh r2, [r",3, 24,"], r",4, 48,"") TEST_PR( "ldrsh r10, [r",9, 48,"], -r",11,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1bfc0fa) " @ ldrsh r12, [pc, r10]!") TEST_UNSUPPORTED(__inst_arm(0xe099f0fb) " @ ldrsh pc, [r9], r11") TEST_P( "ldrsh r0, [r",0, 24,", #-1]") - TEST_P( "ldreqsh r14, [r",13,0 ,", #1]") + TEST_P( "ldrsheq r14, [r",13,0 ,", #1]") TEST_P( "ldrsh r1, [r",2, 24,", #4]!") - TEST_P( "ldrnesh r12, [r",11,24,", #-4]!") + TEST_P( "ldrshne r12, [r",11,24,", #-4]!") TEST_P( "ldrsh r2, [r",3, 24,"], #48") TEST_P( "ldrsh r10, [r",9, 64,"], #-48") TEST( "ldrsh r0, [pc, #0]") @@ -571,30 +571,30 @@ void kprobe_arm_test_cases(void) #if __LINUX_ARM_ARCH__ >= 5 TEST_RPR( "strd r",0, VAL1,", [r",1, 48,", -r",2,24,"]") - TEST_RPR( "strccd r",8, VAL2,", [r",11,0, ", r",12,48,"]") - TEST_UNSUPPORTED( "strccd r8, [r13, r12]") - TEST_UNSUPPORTED( "strccd r8, [r12, r13]") + TEST_RPR( "strdcc r",8, VAL2,", [r",11,0, ", r",12,48,"]") + TEST_UNSUPPORTED( "strdcc r8, [r13, r12]") + TEST_UNSUPPORTED( "strdcc r8, [r12, r13]") TEST_RPR( "strd r",4, VAL1,", [r",2, 24,", r",3, 48,"]!") - TEST_RPR( "strcsd r",12,VAL2,", [r",11,48,", -r",10,24,"]!") - TEST_RPR( "strd r",2, VAL1,", [r",5, 24,"], r",4,48,"") - TEST_RPR( "strd r",10,VAL2,", [r",9, 48,"], -r",7,24,"") + TEST_RPR( "strdcs r",12,VAL2,", r13, [r",11,48,", -r",10,24,"]!") + TEST_RPR( "strd r",2, VAL1,", r3, [r",5, 24,"], r",4,48,"") + TEST_RPR( "strd r",10,VAL2,", r11, [r",9, 48,"], -r",7,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1afc0fa) " @ strd r12, [pc, r10]!") TEST_PR( "ldrd r0, [r",0, 48,", -r",2,24,"]") - TEST_PR( "ldrmid r8, [r",13,0, ", r",12,48,"]") + TEST_PR( "ldrdmi r8, [r",13,0, ", r",12,48,"]") TEST_PR( "ldrd r4, [r",2, 24,", r",3, 48,"]!") - TEST_PR( "ldrpld r6, [r",11,48,", -r",10,24,"]!") - TEST_PR( "ldrd r2, [r",5, 24,"], r",4,48,"") - TEST_PR( "ldrd r10, [r",9,48,"], -r",7,24,"") + TEST_PR( "ldrdpl r6, [r",11,48,", -r",10,24,"]!") + TEST_PR( "ldrd r2, r3, [r",5, 24,"], r",4,48,"") + TEST_PR( "ldrd r10, r11, [r",9,48,"], -r",7,24,"") TEST_UNSUPPORTED(__inst_arm(0xe1afc0da) " @ ldrd r12, [pc, r10]!") TEST_UNSUPPORTED(__inst_arm(0xe089f0db) " @ ldrd pc, [r9], r11") TEST_UNSUPPORTED(__inst_arm(0xe089e0db) " @ ldrd lr, [r9], r11") TEST_UNSUPPORTED(__inst_arm(0xe089c0df) " @ ldrd r12, [r9], pc") TEST_RP( "strd r",0, VAL1,", [r",1, 24,", #-8]") - TEST_RP( "strvsd r",8, VAL2,", [r",13,0, ", #8]") + TEST_RP( "strdvs r",8, VAL2,", [r",13,0, ", #8]") TEST_RP( "strd r",4, VAL1,", [r",2, 24,", #16]!") - TEST_RP( "strvcd r",12,VAL2,", [r",11,24,", #-16]!") + TEST_RP( "strdvc r",12,VAL2,", r13, [r",11,24,", #-16]!") TEST_RP( "strd r",2, VAL1,", [r",4, 24,"], #48") TEST_RP( "strd r",10,VAL2,", [r",9, 64,"], #-48") TEST_RP( "strd r",6, VAL1,", [r",13,TEST_MEMORY_SIZE,", #-"__stringify(MAX_STACK_SIZE)"]!") @@ -603,9 +603,9 @@ void kprobe_arm_test_cases(void) TEST_UNSUPPORTED(__inst_arm(0xe1efc3f0) " @ strd r12, [pc, #48]!") TEST_P( "ldrd r0, [r",0, 24,", #-8]") - TEST_P( "ldrhid r8, [r",13,0, ", #8]") + TEST_P( "ldrdhi r8, [r",13,0, ", #8]") TEST_P( "ldrd r4, [r",2, 24,", #16]!") - TEST_P( "ldrlsd r6, [r",11,24,", #-16]!") + TEST_P( "ldrdls r6, [r",11,24,", #-16]!") TEST_P( "ldrd r2, [r",5, 24,"], #48") TEST_P( "ldrd r10, [r",9,6,"], #-48") TEST_UNSUPPORTED(__inst_arm(0xe1efc3d0) " @ ldrd r12, [pc, #48]!") @@ -1084,63 +1084,63 @@ void kprobe_arm_test_cases(void) TEST_GROUP("Branch, branch with link, and block data transfer") TEST_P( "stmda r",0, 16*4,", {r0}") - TEST_P( "stmeqda r",4, 16*4,", {r0-r15}") - TEST_P( "stmneda r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmdaeq r",4, 16*4,", {r0-r15}") + TEST_P( "stmdane r",8, 16*4,"!, {r8-r15}") TEST_P( "stmda r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmda r",13,0, "!, {pc}") TEST_P( "ldmda r",0, 16*4,", {r0}") - TEST_BF_P("ldmcsda r",4, 15*4,", {r0-r15}") - TEST_BF_P("ldmccda r",7, 15*4,"!, {r8-r15}") + TEST_BF_P("ldmdacs r",4, 15*4,", {r0-r15}") + TEST_BF_P("ldmdacc r",7, 15*4,"!, {r8-r15}") TEST_P( "ldmda r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmda r",14,15*4,"!, {pc}") TEST_P( "stmia r",0, 16*4,", {r0}") - TEST_P( "stmmiia r",4, 16*4,", {r0-r15}") - TEST_P( "stmplia r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmiami r",4, 16*4,", {r0-r15}") + TEST_P( "stmiapl r",8, 16*4,"!, {r8-r15}") TEST_P( "stmia r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmia r",14,0, "!, {pc}") TEST_P( "ldmia r",0, 16*4,", {r0}") - TEST_BF_P("ldmvsia r",4, 0, ", {r0-r15}") - TEST_BF_P("ldmvcia r",7, 8*4, "!, {r8-r15}") + TEST_BF_P("ldmiavs r",4, 0, ", {r0-r15}") + TEST_BF_P("ldmiavc r",7, 8*4, "!, {r8-r15}") TEST_P( "ldmia r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmia r",14,15*4,"!, {pc}") TEST_P( "stmdb r",0, 16*4,", {r0}") - TEST_P( "stmhidb r",4, 16*4,", {r0-r15}") - TEST_P( "stmlsdb r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmdbhi r",4, 16*4,", {r0-r15}") + TEST_P( "stmdbls r",8, 16*4,"!, {r8-r15}") TEST_P( "stmdb r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmdb r",13,4, "!, {pc}") TEST_P( "ldmdb r",0, 16*4,", {r0}") - TEST_BF_P("ldmgedb r",4, 16*4,", {r0-r15}") - TEST_BF_P("ldmltdb r",7, 16*4,"!, {r8-r15}") + TEST_BF_P("ldmdbge r",4, 16*4,", {r0-r15}") + TEST_BF_P("ldmdblt r",7, 16*4,"!, {r8-r15}") TEST_P( "ldmdb r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmdb r",14,16*4,"!, {pc}") TEST_P( "stmib r",0, 16*4,", {r0}") - TEST_P( "stmgtib r",4, 16*4,", {r0-r15}") - TEST_P( "stmleib r",8, 16*4,"!, {r8-r15}") + TEST_P( "stmibgt r",4, 16*4,", {r0-r15}") + TEST_P( "stmible r",8, 16*4,"!, {r8-r15}") TEST_P( "stmib r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_P( "stmib r",13,-4, "!, {pc}") TEST_P( "ldmib r",0, 16*4,", {r0}") - TEST_BF_P("ldmeqib r",4, -4,", {r0-r15}") - TEST_BF_P("ldmneib r",7, 7*4,"!, {r8-r15}") + TEST_BF_P("ldmibeq r",4, -4,", {r0-r15}") + TEST_BF_P("ldmibne r",7, 7*4,"!, {r8-r15}") TEST_P( "ldmib r",12,16*4,"!, {r1,r3,r5,r7,r8-r11,r14}") TEST_BF_P("ldmib r",14,14*4,"!, {pc}") TEST_P( "stmdb r",13,16*4,"!, {r3-r12,lr}") - TEST_P( "stmeqdb r",13,16*4,"!, {r3-r12}") - TEST_P( "stmnedb r",2, 16*4,", {r3-r12,lr}") + TEST_P( "stmdbeq r",13,16*4,"!, {r3-r12}") + TEST_P( "stmdbne r",2, 16*4,", {r3-r12,lr}") TEST_P( "stmdb r",13,16*4,"!, {r2-r12,lr}") TEST_P( "stmdb r",0, 16*4,", {r0-r12}") TEST_P( "stmdb r",0, 16*4,", {r0-r12,lr}") TEST_BF_P("ldmia r",13,5*4, "!, {r3-r12,pc}") - TEST_P( "ldmccia r",13,5*4, "!, {r3-r12}") - TEST_BF_P("ldmcsia r",2, 5*4, "!, {r3-r12,pc}") + TEST_P( "ldmiacc r",13,5*4, "!, {r3-r12}") + TEST_BF_P("ldmiacs r",2, 5*4, "!, {r3-r12,pc}") TEST_BF_P("ldmia r",13,4*4, "!, {r2-r12,pc}") TEST_P( "ldmia r",0, 16*4,", {r0-r12}") TEST_P( "ldmia r",0, 16*4,", {r0-r12,lr}") @@ -1174,80 +1174,80 @@ void kprobe_arm_test_cases(void) #define TEST_COPROCESSOR(code) TEST_UNSUPPORTED(code) #define COPROCESSOR_INSTRUCTIONS_ST_LD(two,cc) \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("stc"two" 0, cr0, [r13], {1}") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("stc"two"l 0, cr0, [r13], {1}") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("ldc"two" 0, cr0, [r13], {1}") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #4]") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #-4]") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #4]!") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13, #-4]!") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13], #4") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13], #-4") \ - TEST_COPROCESSOR("ldc"two"l 0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("stc"two" p0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("stc"two"l p0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("ldc"two" p0, cr0, [r13], {1}") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #4]") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #-4]") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #4]!") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13, #-4]!") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13], #4") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13], #-4") \ + TEST_COPROCESSOR("ldc"two"l p0, cr0, [r13], {1}") \ \ - TEST_COPROCESSOR( "stc"two" 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "stc"two" 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "stc"two" p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "stc"two" p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##daf0001) " @ stc"two" 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d2f0001) " @ stc"two" 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##caf0001) " @ stc"two" 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c2f0001) " @ stc"two" 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "stc"two" 0, cr0, [r15], {1}") \ - TEST_COPROCESSOR( "stc"two"l 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "stc"two"l 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "stc"two" p0, cr0, [r15], {1}") \ + TEST_COPROCESSOR( "stc"two"l p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "stc"two"l p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##def0001) " @ stc"two"l 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d6f0001) " @ stc"two"l 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##cef0001) " @ stc"two"l 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c6f0001) " @ stc"two"l 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "stc"two"l 0, cr0, [r15], {1}") \ - TEST_COPROCESSOR( "ldc"two" 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "ldc"two" 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "stc"two"l p0, cr0, [r15], {1}") \ + TEST_COPROCESSOR( "ldc"two" p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "ldc"two" p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##dbf0001) " @ ldc"two" 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d3f0001) " @ ldc"two" 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##cbf0001) " @ ldc"two" 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c3f0001) " @ ldc"two" 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "ldc"two" 0, cr0, [r15], {1}") \ - TEST_COPROCESSOR( "ldc"two"l 0, cr0, [r15, #4]") \ - TEST_COPROCESSOR( "ldc"two"l 0, cr0, [r15, #-4]") \ + TEST_COPROCESSOR( "ldc"two" p0, cr0, [r15], {1}") \ + TEST_COPROCESSOR( "ldc"two"l p0, cr0, [r15, #4]") \ + TEST_COPROCESSOR( "ldc"two"l p0, cr0, [r15, #-4]") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##dff0001) " @ ldc"two"l 0, cr0, [r15, #4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##d7f0001) " @ ldc"two"l 0, cr0, [r15, #-4]!") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##cff0001) " @ ldc"two"l 0, cr0, [r15], #4") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c7f0001) " @ ldc"two"l 0, cr0, [r15], #-4") \ - TEST_COPROCESSOR( "ldc"two"l 0, cr0, [r15], {1}") + TEST_COPROCESSOR( "ldc"two"l p0, cr0, [r15], {1}") #define COPROCESSOR_INSTRUCTIONS_MC_MR(two,cc) \ \ - TEST_COPROCESSOR( "mcrr"two" 0, 15, r0, r14, cr0") \ - TEST_COPROCESSOR( "mcrr"two" 15, 0, r14, r0, cr15") \ + TEST_COPROCESSOR( "mcrr"two" p0, 15, r0, r14, cr0") \ + TEST_COPROCESSOR( "mcrr"two" p15, 0, r14, r0, cr15") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c4f00f0) " @ mcrr"two" 0, 15, r0, r15, cr0") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c40ff0f) " @ mcrr"two" 15, 0, r15, r0, cr15") \ - TEST_COPROCESSOR( "mrrc"two" 0, 15, r0, r14, cr0") \ - TEST_COPROCESSOR( "mrrc"two" 15, 0, r14, r0, cr15") \ + TEST_COPROCESSOR( "mrrc"two" p0, 15, r0, r14, cr0") \ + TEST_COPROCESSOR( "mrrc"two" p15, 0, r14, r0, cr15") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c5f00f0) " @ mrrc"two" 0, 15, r0, r15, cr0") \ TEST_UNSUPPORTED(__inst_arm(0x##cc##c50ff0f) " @ mrrc"two" 15, 0, r15, r0, cr15") \ - TEST_COPROCESSOR( "cdp"two" 15, 15, cr15, cr15, cr15, 7") \ - TEST_COPROCESSOR( "cdp"two" 0, 0, cr0, cr0, cr0, 0") \ - TEST_COPROCESSOR( "mcr"two" 15, 7, r15, cr15, cr15, 7") \ - TEST_COPROCESSOR( "mcr"two" 0, 0, r0, cr0, cr0, 0") \ - TEST_COPROCESSOR( "mrc"two" 15, 7, r15, cr15, cr15, 7") \ - TEST_COPROCESSOR( "mrc"two" 0, 0, r0, cr0, cr0, 0") + TEST_COPROCESSOR( "cdp"two" p15, 15, cr15, cr15, cr15, 7") \ + TEST_COPROCESSOR( "cdp"two" p0, 0, cr0, cr0, cr0, 0") \ + TEST_COPROCESSOR( "mcr"two" p15, 7, r15, cr15, cr15, 7") \ + TEST_COPROCESSOR( "mcr"two" p0, 0, r0, cr0, cr0, 0") \ + TEST_COPROCESSOR( "mrc"two" p15, 7, r14, cr15, cr15, 7") \ + TEST_COPROCESSOR( "mrc"two" p0, 0, r0, cr0, cr0, 0") COPROCESSOR_INSTRUCTIONS_ST_LD("",e) #if __LINUX_ARM_ARCH__ >= 5 diff --git a/arch/arm/probes/kprobes/test-core.h b/arch/arm/probes/kprobes/test-core.h index 19a5b2add41e..f1d5583e7bbb 100644 --- a/arch/arm/probes/kprobes/test-core.h +++ b/arch/arm/probes/kprobes/test-core.h @@ -108,6 +108,7 @@ struct test_arg_end { #define TESTCASE_START(title) \ __asm__ __volatile__ ( \ + ".syntax unified \n\t" \ "bl __kprobes_test_case_start \n\t" \ ".pushsection .rodata \n\t" \ "10: \n\t" \ diff --git a/arch/arm/tools/Makefile b/arch/arm/tools/Makefile index 3654f979851b..87de1f63f649 100644 --- a/arch/arm/tools/Makefile +++ b/arch/arm/tools/Makefile @@ -8,16 +8,15 @@ gen := arch/$(ARCH)/include/generated kapi := $(gen)/asm uapi := $(gen)/uapi/asm -syshdr := $(srctree)/$(src)/syscallhdr.sh +syshdr := $(srctree)/scripts/syscallhdr.sh sysnr := $(srctree)/$(src)/syscallnr.sh -systbl := $(srctree)/$(src)/syscalltbl.sh +systbl := $(srctree)/scripts/syscalltbl.sh syscall := $(src)/syscall.tbl gen-y := $(gen)/calls-oabi.S gen-y += $(gen)/calls-eabi.S kapi-hdrs-y := $(kapi)/unistd-nr.h kapi-hdrs-y += $(kapi)/mach-types.h -uapi-hdrs-y := $(uapi)/unistd-common.h uapi-hdrs-y += $(uapi)/unistd-oabi.h uapi-hdrs-y += $(uapi)/unistd-eabi.h @@ -41,28 +40,21 @@ $(kapi)/mach-types.h: $(src)/gen-mach-types $(src)/mach-types FORCE $(call if_changed,gen_mach) quiet_cmd_syshdr = SYSHDR $@ - cmd_syshdr = $(CONFIG_SHELL) '$(syshdr)' '$<' '$@' \ - '$(syshdr_abi_$(basetarget))' \ - '$(syshdr_pfx_$(basetarget))' \ - '__NR_SYSCALL_BASE' + cmd_syshdr = $(CONFIG_SHELL) $(syshdr) --abis $(abis) \ + --offset __NR_SYSCALL_BASE $< $@ quiet_cmd_systbl = SYSTBL $@ - cmd_systbl = $(CONFIG_SHELL) '$(systbl)' '$<' '$@' \ - '$(systbl_abi_$(basetarget))' + cmd_systbl = $(CONFIG_SHELL) $(systbl) --abis $(abis) $< $@ quiet_cmd_sysnr = SYSNR $@ cmd_sysnr = $(CONFIG_SHELL) '$(sysnr)' '$<' '$@' \ '$(syshdr_abi_$(basetarget))' -syshdr_abi_unistd-common := common -$(uapi)/unistd-common.h: $(syscall) $(syshdr) FORCE - $(call if_changed,syshdr) - -syshdr_abi_unistd-oabi := oabi +$(uapi)/unistd-oabi.h: abis := common,oabi $(uapi)/unistd-oabi.h: $(syscall) $(syshdr) FORCE $(call if_changed,syshdr) -syshdr_abi_unistd-eabi := eabi +$(uapi)/unistd-eabi.h: abis := common,eabi $(uapi)/unistd-eabi.h: $(syscall) $(syshdr) FORCE $(call if_changed,syshdr) @@ -70,10 +62,10 @@ sysnr_abi_unistd-nr := common,oabi,eabi,compat $(kapi)/unistd-nr.h: $(syscall) $(sysnr) FORCE $(call if_changed,sysnr) -systbl_abi_calls-oabi := common,oabi +$(gen)/calls-oabi.S: abis := common,oabi $(gen)/calls-oabi.S: $(syscall) $(systbl) FORCE $(call if_changed,systbl) -systbl_abi_calls-eabi := common,eabi +$(gen)/calls-eabi.S: abis := common,eabi $(gen)/calls-eabi.S: $(syscall) $(systbl) FORCE $(call if_changed,systbl) diff --git a/arch/arm/tools/syscallhdr.sh b/arch/arm/tools/syscallhdr.sh deleted file mode 100644 index 6b2f25cdd721..000000000000 --- a/arch/arm/tools/syscallhdr.sh +++ /dev/null @@ -1,31 +0,0 @@ -#!/bin/sh -# SPDX-License-Identifier: GPL-2.0 - -in="$1" -out="$2" -my_abis=`echo "($3)" | tr ',' '|'` -prefix="$4" -offset="$5" - -fileguard=_ASM_ARM_`basename "$out" | sed \ - -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \ - -e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'` -if echo $out | grep -q uapi; then - fileguard="_UAPI$fileguard" -fi -grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | ( - echo "#ifndef ${fileguard}" - echo "#define ${fileguard} 1" - echo "" - - while read nr abi name entry ; do - if [ -z "$offset" ]; then - echo "#define __NR_${prefix}${name} $nr" - else - echo "#define __NR_${prefix}${name} ($offset + $nr)" - fi - done - - echo "" - echo "#endif /* ${fileguard} */" -) > "$out" diff --git a/arch/arm/tools/syscalltbl.sh b/arch/arm/tools/syscalltbl.sh deleted file mode 100644 index ae7e93cfbfd3..000000000000 --- a/arch/arm/tools/syscalltbl.sh +++ /dev/null @@ -1,22 +0,0 @@ -#!/bin/sh -# SPDX-License-Identifier: GPL-2.0 -in="$1" -out="$2" -my_abis=`echo "($3)" | tr ',' '|'` - -grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | ( - while read nr abi name entry compat; do - if [ "$abi" = "eabi" -a -n "$compat" ]; then - echo "$in: error: a compat entry for an EABI syscall ($name) makes no sense" >&2 - exit 1 - fi - - if [ -n "$entry" ]; then - if [ -z "$compat" ]; then - echo "NATIVE($nr, $entry)" - else - echo "COMPAT($nr, $entry, $compat)" - fi - fi - done -) > "$out" |