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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-17 13:48:10 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-05-17 13:48:10 -0700 |
| commit | 3d2c978e0cd8b1157f9eebd13062d61fb7a75ad5 (patch) | |
| tree | d7e221e70d14aae2b4e5972ed9715a2cb18a3b98 | |
| parent | 81880d603d00c645e0890d0a44d50711c503b72b (diff) | |
| parent | b8bc1389b74c2b66255651a6fcfae56c78b6e63f (diff) | |
| download | linux-3d2c978e0cd8b1157f9eebd13062d61fb7a75ad5.tar.bz2 | |
Merge branch 'bkl/core' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing
* 'bkl/core' of git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing:
ptrace: Cleanup useless header
ptrace: kill BKL in ptrace syscall
| -rw-r--r-- | kernel/ptrace.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/kernel/ptrace.c b/kernel/ptrace.c index 42ad8ae729a0..2f0f50b450a3 100644 --- a/kernel/ptrace.c +++ b/kernel/ptrace.c @@ -14,7 +14,6 @@ #include <linux/mm.h> #include <linux/highmem.h> #include <linux/pagemap.h> -#include <linux/smp_lock.h> #include <linux/ptrace.h> #include <linux/security.h> #include <linux/signal.h> @@ -666,10 +665,6 @@ SYSCALL_DEFINE4(ptrace, long, request, long, pid, long, addr, long, data) struct task_struct *child; long ret; - /* - * This lock_kernel fixes a subtle race with suid exec - */ - lock_kernel(); if (request == PTRACE_TRACEME) { ret = ptrace_traceme(); if (!ret) @@ -703,7 +698,6 @@ SYSCALL_DEFINE4(ptrace, long, request, long, pid, long, addr, long, data) out_put_task_struct: put_task_struct(child); out: - unlock_kernel(); return ret; } @@ -813,10 +807,6 @@ asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, struct task_struct *child; long ret; - /* - * This lock_kernel fixes a subtle race with suid exec - */ - lock_kernel(); if (request == PTRACE_TRACEME) { ret = ptrace_traceme(); goto out; @@ -846,7 +836,6 @@ asmlinkage long compat_sys_ptrace(compat_long_t request, compat_long_t pid, out_put_task_struct: put_task_struct(child); out: - unlock_kernel(); return ret; } #endif /* CONFIG_COMPAT */ |