diff options
Diffstat (limited to 'arch/sh')
-rw-r--r-- | arch/sh/include/asm/io.h | 2 | ||||
-rw-r--r-- | arch/sh/include/asm/kdebug.h | 6 | ||||
-rw-r--r-- | arch/sh/include/asm/pgtable-3level.h | 7 | ||||
-rw-r--r-- | arch/sh/include/asm/pgtable.h | 2 | ||||
-rw-r--r-- | arch/sh/include/asm/pgtable_32.h | 25 | ||||
-rw-r--r-- | arch/sh/include/asm/processor_32.h | 2 | ||||
-rw-r--r-- | arch/sh/kernel/dumpstack.c | 36 | ||||
-rw-r--r-- | arch/sh/kernel/machine_kexec.c | 1 | ||||
-rw-r--r-- | arch/sh/kernel/process_32.c | 2 | ||||
-rw-r--r-- | arch/sh/kernel/ptrace_32.c | 1 | ||||
-rw-r--r-- | arch/sh/kernel/signal_32.c | 1 | ||||
-rw-r--r-- | arch/sh/kernel/sys_sh.c | 6 | ||||
-rw-r--r-- | arch/sh/kernel/traps.c | 4 | ||||
-rw-r--r-- | arch/sh/kernel/vsyscall/vsyscall.c | 4 | ||||
-rw-r--r-- | arch/sh/mm/cache-sh3.c | 1 | ||||
-rw-r--r-- | arch/sh/mm/cache-sh4.c | 11 | ||||
-rw-r--r-- | arch/sh/mm/cache-sh7705.c | 1 | ||||
-rw-r--r-- | arch/sh/mm/fault.c | 16 | ||||
-rw-r--r-- | arch/sh/mm/kmap.c | 5 | ||||
-rw-r--r-- | arch/sh/mm/nommu.c | 1 | ||||
-rw-r--r-- | arch/sh/mm/pmb.c | 2 |
21 files changed, 49 insertions, 87 deletions
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index 3924d91e0fa0..26f0f9b4658b 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -17,7 +17,7 @@ #include <asm/cache.h> #include <asm/addrspace.h> #include <asm/machvec.h> -#include <asm/pgtable.h> +#include <linux/pgtable.h> #include <asm-generic/iomap.h> #ifdef __KERNEL__ diff --git a/arch/sh/include/asm/kdebug.h b/arch/sh/include/asm/kdebug.h index 5212f5fcd752..960545306afa 100644 --- a/arch/sh/include/asm/kdebug.h +++ b/arch/sh/include/asm/kdebug.h @@ -12,7 +12,9 @@ enum die_val { }; /* arch/sh/kernel/dumpstack.c */ -extern void printk_address(unsigned long address, int reliable); -extern void dump_mem(const char *str, unsigned long bottom, unsigned long top); +extern void printk_address(unsigned long address, int reliable, + const char *loglvl); +extern void dump_mem(const char *str, const char *loglvl, + unsigned long bottom, unsigned long top); #endif /* __ASM_SH_KDEBUG_H */ diff --git a/arch/sh/include/asm/pgtable-3level.h b/arch/sh/include/asm/pgtable-3level.h index 0f80097e5c9c..82d74472dfcd 100644 --- a/arch/sh/include/asm/pgtable-3level.h +++ b/arch/sh/include/asm/pgtable-3level.h @@ -39,13 +39,6 @@ static inline unsigned long pud_page_vaddr(pud_t pud) /* only used by the stubbed out hugetlb gup code, should never be called */ #define pud_page(pud) NULL - -#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) -static inline pmd_t *pmd_offset(pud_t *pud, unsigned long address) -{ - return (pmd_t *)pud_page_vaddr(*pud) + pmd_index(address); -} - #define pud_none(x) (!pud_val(x)) #define pud_present(x) (pud_val(x)) #define pud_clear(xp) do { set_pud(xp, __pud(0)); } while (0) diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h index 02d936406c6e..27751e9470df 100644 --- a/arch/sh/include/asm/pgtable.h +++ b/arch/sh/include/asm/pgtable.h @@ -168,6 +168,4 @@ static inline bool pte_access_permitted(pte_t pte, bool write) #define HAVE_ARCH_UNMAPPED_AREA #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN -#include <asm-generic/pgtable.h> - #endif /* __ASM_SH_PGTABLE_H */ diff --git a/arch/sh/include/asm/pgtable_32.h b/arch/sh/include/asm/pgtable_32.h index 4acce5f2cbf9..41be43e99cff 100644 --- a/arch/sh/include/asm/pgtable_32.h +++ b/arch/sh/include/asm/pgtable_32.h @@ -401,27 +401,12 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) return pte; } -#define pmd_page_vaddr(pmd) ((unsigned long)pmd_val(pmd)) -#define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) - -/* to find an entry in a page-table-directory. */ -#define pgd_index(address) (((address) >> PGDIR_SHIFT) & (PTRS_PER_PGD-1)) -#define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address)) - -/* to find an entry in a kernel page-table-directory */ -#define pgd_offset_k(address) pgd_offset(&init_mm, address) - -#define pud_index(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) -#define pmd_index(address) (((address) >> PMD_SHIFT) & (PTRS_PER_PMD-1)) - -/* Find an entry in the third-level page table.. */ -#define pte_index(address) ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)) -#define __pte_offset(address) pte_index(address) +static inline unsigned long pmd_page_vaddr(pmd_t pmd) +{ + return (unsigned long)pmd_val(pmd); +} -#define pte_offset_kernel(dir, address) \ - ((pte_t *) pmd_page_vaddr(*(dir)) + pte_index(address)) -#define pte_offset_map(dir, address) pte_offset_kernel(dir, address) -#define pte_unmap(pte) do { } while (0) +#define pmd_page(pmd) (virt_to_page(pmd_val(pmd))) #ifdef CONFIG_X2TLB #define pte_ERROR(e) \ diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index 0e0ecc0132e3..d44409413418 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -171,7 +171,7 @@ static __inline__ void enable_fpu(void) #define thread_saved_pc(tsk) (tsk->thread.pc) void show_trace(struct task_struct *tsk, unsigned long *sp, - struct pt_regs *regs); + struct pt_regs *regs, const char *loglvl); #ifdef CONFIG_DUMP_CODE void show_code(struct pt_regs *regs); diff --git a/arch/sh/kernel/dumpstack.c b/arch/sh/kernel/dumpstack.c index 9f1c9c11d62d..a13c045804ed 100644 --- a/arch/sh/kernel/dumpstack.c +++ b/arch/sh/kernel/dumpstack.c @@ -16,36 +16,37 @@ #include <asm/unwinder.h> #include <asm/stacktrace.h> -void dump_mem(const char *str, unsigned long bottom, unsigned long top) +void dump_mem(const char *str, const char *loglvl, + unsigned long bottom, unsigned long top) { unsigned long p; int i; - printk("%s(0x%08lx to 0x%08lx)\n", str, bottom, top); + printk("%s%s(0x%08lx to 0x%08lx)\n", loglvl, str, bottom, top); for (p = bottom & ~31; p < top; ) { - printk("%04lx: ", p & 0xffff); + printk("%s%04lx: ", loglvl, p & 0xffff); for (i = 0; i < 8; i++, p += 4) { unsigned int val; if (p < bottom || p >= top) - printk(" "); + printk("%s ", loglvl); else { if (__get_user(val, (unsigned int __user *)p)) { - printk("\n"); + printk("%s\n", loglvl); return; } - printk("%08x ", val); + printk("%s%08x ", loglvl, val); } } - printk("\n"); + printk("%s\n", loglvl); } } -void printk_address(unsigned long address, int reliable) +void printk_address(unsigned long address, int reliable, const char *loglvl) { - printk(" [<%p>] %s%pS\n", (void *) address, + printk("%s [<%p>] %s%pS\n", loglvl, (void *) address, reliable ? "" : "? ", (void *) address); } @@ -117,8 +118,7 @@ static int print_trace_stack(void *data, char *name) */ static void print_trace_address(void *data, unsigned long addr, int reliable) { - printk("%s", (char *)data); - printk_address(addr, reliable); + printk_address(addr, reliable, (char *)data); } static const struct stacktrace_ops print_trace_ops = { @@ -127,16 +127,16 @@ static const struct stacktrace_ops print_trace_ops = { }; void show_trace(struct task_struct *tsk, unsigned long *sp, - struct pt_regs *regs) + struct pt_regs *regs, const char *loglvl) { if (regs && user_mode(regs)) return; - printk("\nCall trace:\n"); + printk("%s\nCall trace:\n", loglvl); - unwind_stack(tsk, regs, sp, &print_trace_ops, ""); + unwind_stack(tsk, regs, sp, &print_trace_ops, (void *)loglvl); - printk("\n"); + printk("%s\n", loglvl); if (!tsk) tsk = current; @@ -144,7 +144,7 @@ void show_trace(struct task_struct *tsk, unsigned long *sp, debug_show_held_locks(tsk); } -void show_stack(struct task_struct *tsk, unsigned long *sp) +void show_stack(struct task_struct *tsk, unsigned long *sp, const char *loglvl) { unsigned long stack; @@ -156,7 +156,7 @@ void show_stack(struct task_struct *tsk, unsigned long *sp) sp = (unsigned long *)tsk->thread.sp; stack = (unsigned long)sp; - dump_mem("Stack: ", stack, THREAD_SIZE + + dump_mem("Stack: ", loglvl, stack, THREAD_SIZE + (unsigned long)task_stack_page(tsk)); - show_trace(tsk, sp, NULL); + show_trace(tsk, sp, NULL, loglvl); } diff --git a/arch/sh/kernel/machine_kexec.c b/arch/sh/kernel/machine_kexec.c index 63d63a36f6f2..4a98980b8a07 100644 --- a/arch/sh/kernel/machine_kexec.c +++ b/arch/sh/kernel/machine_kexec.c @@ -14,7 +14,6 @@ #include <linux/ftrace.h> #include <linux/suspend.h> #include <linux/memblock.h> -#include <asm/pgtable.h> #include <asm/pgalloc.h> #include <asm/mmu_context.h> #include <asm/io.h> diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index a094633874c3..456cc8d171f7 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -59,7 +59,7 @@ void show_regs(struct pt_regs * regs) printk("MACH: %08lx MACL: %08lx GBR : %08lx PR : %08lx\n", regs->mach, regs->macl, regs->gbr, regs->pr); - show_trace(NULL, (unsigned long *)regs->regs[15], regs); + show_trace(NULL, (unsigned long *)regs->regs[15], regs, KERN_DEFAULT); show_code(regs); } diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c index d5052c30a0e9..64bfb714943e 100644 --- a/arch/sh/kernel/ptrace_32.c +++ b/arch/sh/kernel/ptrace_32.c @@ -25,7 +25,6 @@ #include <linux/regset.h> #include <linux/hw_breakpoint.h> #include <linux/uaccess.h> -#include <asm/pgtable.h> #include <asm/processor.h> #include <asm/mmu_context.h> #include <asm/syscalls.h> diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 24473fa6c3b6..a0fbb8427b39 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -28,7 +28,6 @@ #include <linux/tracehook.h> #include <asm/ucontext.h> #include <linux/uaccess.h> -#include <asm/pgtable.h> #include <asm/cacheflush.h> #include <asm/syscalls.h> #include <asm/fpu.h> diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index f8afc014e084..a5a7b33ed81a 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -69,10 +69,10 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) if (addr + len < addr) return -EFAULT; - down_read(¤t->mm->mmap_sem); + mmap_read_lock(current->mm); vma = find_vma (current->mm, addr); if (vma == NULL || addr < vma->vm_start || addr + len > vma->vm_end) { - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); return -EFAULT; } @@ -91,6 +91,6 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op) if (op & CACHEFLUSH_I) flush_icache_range(addr, addr+len); - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); return 0; } diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c index 2130381c9d57..a33025451fcd 100644 --- a/arch/sh/kernel/traps.c +++ b/arch/sh/kernel/traps.c @@ -38,8 +38,8 @@ void die(const char *str, struct pt_regs *regs, long err) task_pid_nr(current), task_stack_page(current) + 1); if (!user_mode(regs) || in_interrupt()) - dump_mem("Stack: ", regs->regs[15], THREAD_SIZE + - (unsigned long)task_stack_page(current)); + dump_mem("Stack: ", KERN_DEFAULT, regs->regs[15], + THREAD_SIZE + (unsigned long)task_stack_page(current)); notify_die(DIE_OOPS, str, regs, err, 255, SIGSEGV); diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c index 98494480f048..1bd85a6949c4 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.c +++ b/arch/sh/kernel/vsyscall/vsyscall.c @@ -61,7 +61,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) unsigned long addr; int ret; - if (down_write_killable(&mm->mmap_sem)) + if (mmap_write_lock_killable(mm)) return -EINTR; addr = get_unmapped_area(NULL, 0, PAGE_SIZE, 0, 0); @@ -80,7 +80,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) current->mm->context.vdso = (void *)addr; up_fail: - up_write(&mm->mmap_sem); + mmap_write_unlock(mm); return ret; } diff --git a/arch/sh/mm/cache-sh3.c b/arch/sh/mm/cache-sh3.c index 8172a171d727..26f3bd43e850 100644 --- a/arch/sh/mm/cache-sh3.c +++ b/arch/sh/mm/cache-sh3.c @@ -12,7 +12,6 @@ #include <linux/threads.h> #include <asm/addrspace.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/processor.h> #include <asm/cache.h> #include <asm/io.h> diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index 45943bcb7042..ddfa9685f1ef 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -16,7 +16,6 @@ #include <linux/mutex.h> #include <linux/fs.h> #include <linux/highmem.h> -#include <asm/pgtable.h> #include <asm/mmu_context.h> #include <asm/cache_insns.h> #include <asm/cacheflush.h> @@ -183,7 +182,7 @@ static void sh4_flush_cache_all(void *unused) * accessed with (hence cache set) is in accord with the physical * address (i.e. tag). It's no different here. * - * Caller takes mm->mmap_sem. + * Caller takes mm->mmap_lock. */ static void sh4_flush_cache_mm(void *arg) { @@ -208,9 +207,6 @@ static void sh4_flush_cache_page(void *args) struct page *page; unsigned long address, pfn, phys; int map_coherent = 0; - pgd_t *pgd; - p4d_t *p4d; - pud_t *pud; pmd_t *pmd; pte_t *pte; void *vaddr; @@ -224,10 +220,7 @@ static void sh4_flush_cache_page(void *args) if (cpu_context(smp_processor_id(), vma->vm_mm) == NO_CONTEXT) return; - pgd = pgd_offset(vma->vm_mm, address); - p4d = p4d_offset(pgd, address); - pud = pud_offset(p4d, address); - pmd = pmd_offset(pud, address); + pmd = pmd_off(vma->vm_mm, address); pte = pte_offset_kernel(pmd, address); /* If the page isn't present, there is nothing to do here. */ diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c index ed25eba80667..48978293226c 100644 --- a/arch/sh/mm/cache-sh7705.c +++ b/arch/sh/mm/cache-sh7705.c @@ -16,7 +16,6 @@ #include <linux/threads.h> #include <asm/addrspace.h> #include <asm/page.h> -#include <asm/pgtable.h> #include <asm/processor.h> #include <asm/cache.h> #include <asm/io.h> diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c index 7260a1a7fdca..fbe1f2fe9a8c 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault.c @@ -214,7 +214,7 @@ show_fault_oops(struct pt_regs *regs, unsigned long address) : "paging request", address); pr_alert("PC:"); - printk_address(regs->pc, 1); + printk_address(regs->pc, 1, KERN_ALERT); show_pte(NULL, address); } @@ -279,7 +279,7 @@ __bad_area(struct pt_regs *regs, unsigned long error_code, * Something tried to access memory that isn't in our memory map.. * Fix it, but check if it's kernel or user first.. */ - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); __bad_area_nosemaphore(regs, error_code, address, si_code); } @@ -303,7 +303,7 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address) struct task_struct *tsk = current; struct mm_struct *mm = tsk->mm; - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); /* Kernel mode? Handle exceptions or die: */ if (!user_mode(regs)) @@ -326,9 +326,9 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code, return 1; } - /* Release mmap_sem first if necessary */ + /* Release mmap_lock first if necessary */ if (!(fault & VM_FAULT_RETRY)) - up_read(¤t->mm->mmap_sem); + mmap_read_unlock(current->mm); if (!(fault & VM_FAULT_ERROR)) return 0; @@ -442,7 +442,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, } retry: - down_read(&mm->mmap_sem); + mmap_read_lock(mm); vma = find_vma(mm, address); if (unlikely(!vma)) { @@ -502,7 +502,7 @@ good_area: flags |= FAULT_FLAG_TRIED; /* - * No need to up_read(&mm->mmap_sem) as we would + * No need to mmap_read_unlock(mm) as we would * have already released it in __lock_page_or_retry * in mm/filemap.c. */ @@ -510,5 +510,5 @@ good_area: } } - up_read(&mm->mmap_sem); + mmap_read_unlock(mm); } diff --git a/arch/sh/mm/kmap.c b/arch/sh/mm/kmap.c index 0e7039137f5a..73fd7cc99430 100644 --- a/arch/sh/mm/kmap.c +++ b/arch/sh/mm/kmap.c @@ -14,9 +14,6 @@ #include <asm/mmu_context.h> #include <asm/cacheflush.h> -#define kmap_get_fixmap_pte(vaddr) \ - pte_offset_kernel(pmd_offset(pud_offset(p4d_offset(pgd_offset_k(vaddr), (vaddr)), (vaddr)), (vaddr)), vaddr) - static pte_t *kmap_coherent_pte; void __init kmap_coherent_init(void) @@ -25,7 +22,7 @@ void __init kmap_coherent_init(void) /* cache the first coherent kmap pte */ vaddr = __fix_to_virt(FIX_CMAP_BEGIN); - kmap_coherent_pte = kmap_get_fixmap_pte(vaddr); + kmap_coherent_pte = virt_to_kpte(vaddr); } void *kmap_coherent(struct page *page, unsigned long addr) diff --git a/arch/sh/mm/nommu.c b/arch/sh/mm/nommu.c index dca946f426c6..8b4504413c5f 100644 --- a/arch/sh/mm/nommu.c +++ b/arch/sh/mm/nommu.c @@ -10,7 +10,6 @@ #include <linux/init.h> #include <linux/string.h> #include <linux/mm.h> -#include <asm/pgtable.h> #include <asm/tlbflush.h> #include <asm/page.h> #include <linux/uaccess.h> diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c index b59bad86b31e..b20aba6e1b37 100644 --- a/arch/sh/mm/pmb.c +++ b/arch/sh/mm/pmb.c @@ -23,10 +23,10 @@ #include <linux/io.h> #include <linux/spinlock.h> #include <linux/vmalloc.h> +#include <linux/pgtable.h> #include <asm/cacheflush.h> #include <linux/sizes.h> #include <linux/uaccess.h> -#include <asm/pgtable.h> #include <asm/page.h> #include <asm/mmu.h> #include <asm/mmu_context.h> |