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author | Dave Airlie <airlied@redhat.com> | 2015-10-16 10:10:32 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2015-10-16 10:25:28 +1000 |
commit | 48f87dd146a480c723774962eca675873a8aa1da (patch) | |
tree | 71461989ebe8a20258ca4b0be341b755594a2b0b /arch/x86/kernel/process_64.c | |
parent | 6b62b3e134676687d5d666e6edc3b45f1507b2b7 (diff) | |
parent | 06d1ee32a4d25356a710b49d5e95dbdd68bdf505 (diff) |
Merge commit '06d1ee32a4d25356a710b49d5e95dbdd68bdf505' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Backmerge the drm-fixes pull from Linus's tree into drm-next.
This is to fix some conflicts and make future pulls cleaner
Diffstat (limited to 'arch/x86/kernel/process_64.c')
-rw-r--r-- | arch/x86/kernel/process_64.c | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c index 3c1bbcf12924..b35921a670b2 100644 --- a/arch/x86/kernel/process_64.c +++ b/arch/x86/kernel/process_64.c @@ -499,30 +499,6 @@ void set_personality_ia32(bool x32) } EXPORT_SYMBOL_GPL(set_personality_ia32); -unsigned long get_wchan(struct task_struct *p) -{ - unsigned long stack; - u64 fp, ip; - int count = 0; - - if (!p || p == current || p->state == TASK_RUNNING) - return 0; - stack = (unsigned long)task_stack_page(p); - if (p->thread.sp < stack || p->thread.sp >= stack+THREAD_SIZE) - return 0; - fp = *(u64 *)(p->thread.sp); - do { - if (fp < (unsigned long)stack || - fp >= (unsigned long)stack+THREAD_SIZE) - return 0; - ip = *(u64 *)(fp+8); - if (!in_sched_functions(ip)) - return ip; - fp = *(u64 *)fp; - } while (count++ < 16); - return 0; -} - long do_arch_prctl(struct task_struct *task, int code, unsigned long addr) { int ret = 0; |