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author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-21 07:47:54 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-21 07:47:54 -0700 |
commit | c4301c32663438afb8eac96db01944ad95c00260 (patch) | |
tree | cc0563cbcdc1c3d136444187211ee13151a28637 /arch/s390 | |
parent | c2661b806092d8ea2dccb7b02b65776555e0ee47 (diff) | |
parent | d6fe5be34cf03e7db36d99c1b9d8e472ad3bdb87 (diff) | |
download | linux-stable-c4301c32663438afb8eac96db01944ad95c00260.tar.gz linux-stable-c4301c32663438afb8eac96db01944ad95c00260.tar.bz2 linux-stable-c4301c32663438afb8eac96db01944ad95c00260.zip |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 updates from Martin Schwidefsky:
"One patch to enable the BPF system call and three more bug fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
s390/uprobes: fix kprobes dependency
s390: wire up bpf syscall
s390/mm: fixing calls of pte_unmap_unlock
s390/hmcdrv: Restrict s390 HMC driver to S390 arch
Diffstat (limited to 'arch/s390')
-rw-r--r-- | arch/s390/include/uapi/asm/unistd.h | 3 | ||||
-rw-r--r-- | arch/s390/kernel/compat_wrapper.c | 1 | ||||
-rw-r--r-- | arch/s390/kernel/syscalls.S | 1 | ||||
-rw-r--r-- | arch/s390/kernel/uprobes.c | 2 | ||||
-rw-r--r-- | arch/s390/lib/probes.c | 2 | ||||
-rw-r--r-- | arch/s390/mm/pgtable.c | 6 |
6 files changed, 9 insertions, 6 deletions
diff --git a/arch/s390/include/uapi/asm/unistd.h b/arch/s390/include/uapi/asm/unistd.h index 940ac49198db..4197c89c52d4 100644 --- a/arch/s390/include/uapi/asm/unistd.h +++ b/arch/s390/include/uapi/asm/unistd.h @@ -286,7 +286,8 @@ #define __NR_seccomp 348 #define __NR_getrandom 349 #define __NR_memfd_create 350 -#define NR_syscalls 351 +#define __NR_bpf 351 +#define NR_syscalls 352 /* * There are some system calls that are not present on 64 bit, some diff --git a/arch/s390/kernel/compat_wrapper.c b/arch/s390/kernel/compat_wrapper.c index faf6caa510dc..c4f7a3d655b8 100644 --- a/arch/s390/kernel/compat_wrapper.c +++ b/arch/s390/kernel/compat_wrapper.c @@ -217,3 +217,4 @@ COMPAT_SYSCALL_WRAP5(renameat2, int, olddfd, const char __user *, oldname, int, COMPAT_SYSCALL_WRAP3(seccomp, unsigned int, op, unsigned int, flags, const char __user *, uargs) COMPAT_SYSCALL_WRAP3(getrandom, char __user *, buf, size_t, count, unsigned int, flags) COMPAT_SYSCALL_WRAP2(memfd_create, const char __user *, uname, unsigned int, flags) +COMPAT_SYSCALL_WRAP3(bpf, int, cmd, union bpf_attr *, attr, unsigned int, size); diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S index 6fe886ac2db5..9f7087fd58de 100644 --- a/arch/s390/kernel/syscalls.S +++ b/arch/s390/kernel/syscalls.S @@ -359,3 +359,4 @@ SYSCALL(sys_renameat2,sys_renameat2,compat_sys_renameat2) SYSCALL(sys_seccomp,sys_seccomp,compat_sys_seccomp) SYSCALL(sys_getrandom,sys_getrandom,compat_sys_getrandom) SYSCALL(sys_memfd_create,sys_memfd_create,compat_sys_memfd_create) /* 350 */ +SYSCALL(sys_bpf,sys_bpf,compat_sys_bpf) diff --git a/arch/s390/kernel/uprobes.c b/arch/s390/kernel/uprobes.c index 956f4f7a591c..f6b3cd056ec2 100644 --- a/arch/s390/kernel/uprobes.c +++ b/arch/s390/kernel/uprobes.c @@ -5,13 +5,13 @@ * Author(s): Jan Willeke, */ -#include <linux/kprobes.h> #include <linux/uaccess.h> #include <linux/uprobes.h> #include <linux/compat.h> #include <linux/kdebug.h> #include <asm/switch_to.h> #include <asm/facility.h> +#include <asm/kprobes.h> #include <asm/dis.h> #include "entry.h" diff --git a/arch/s390/lib/probes.c b/arch/s390/lib/probes.c index c5d64a099719..ae90e1ae3607 100644 --- a/arch/s390/lib/probes.c +++ b/arch/s390/lib/probes.c @@ -4,7 +4,7 @@ * Copyright IBM Corp. 2014 */ -#include <linux/kprobes.h> +#include <asm/kprobes.h> #include <asm/dis.h> int probe_is_prohibited_opcode(u16 *insn) diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index 296b61a4af59..1b79ca67392f 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -656,7 +656,7 @@ void __gmap_zap(struct gmap *gmap, unsigned long gaddr) } pgste_set_unlock(ptep, pgste); out_pte: - pte_unmap_unlock(*ptep, ptl); + pte_unmap_unlock(ptep, ptl); } EXPORT_SYMBOL_GPL(__gmap_zap); @@ -943,7 +943,7 @@ retry: } if (!(pte_val(*ptep) & _PAGE_INVALID) && (pte_val(*ptep) & _PAGE_PROTECT)) { - pte_unmap_unlock(*ptep, ptl); + pte_unmap_unlock(ptep, ptl); if (fixup_user_fault(current, mm, addr, FAULT_FLAG_WRITE)) { up_read(&mm->mmap_sem); return -EFAULT; @@ -974,7 +974,7 @@ retry: pgste_val(new) |= PGSTE_UC_BIT; pgste_set_unlock(ptep, new); - pte_unmap_unlock(*ptep, ptl); + pte_unmap_unlock(ptep, ptl); up_read(&mm->mmap_sem); return 0; } |