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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:13:35 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-08-07 13:13:35 +0000 |
| commit | f80f1c6274f537f89d9e809541b10a96c435a8a9 (patch) | |
| tree | 813e19375c7badb0388bcc54e8afce818114fe5f /arch/x86/kernel/time.c | |
| parent | Adding debian version 6.9.7-1. (diff) | |
| download | linux-f80f1c6274f537f89d9e809541b10a96c435a8a9.tar.xz linux-f80f1c6274f537f89d9e809541b10a96c435a8a9.zip | |
Merging upstream version 6.9.8.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/x86/kernel/time.c')
| -rw-r--r-- | arch/x86/kernel/time.c | 20 |
1 files changed, 1 insertions, 19 deletions
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c index e42faa792c..52e1f3f0b3 100644 --- a/arch/x86/kernel/time.c +++ b/arch/x86/kernel/time.c @@ -27,25 +27,7 @@ unsigned long profile_pc(struct pt_regs *regs) { - unsigned long pc = instruction_pointer(regs); - - if (!user_mode(regs) && in_lock_functions(pc)) { -#ifdef CONFIG_FRAME_POINTER - return *(unsigned long *)(regs->bp + sizeof(long)); -#else - unsigned long *sp = (unsigned long *)regs->sp; - /* - * Return address is either directly at stack pointer - * or above a saved flags. Eflags has bits 22-31 zero, - * kernel addresses don't. - */ - if (sp[0] >> 22) - return sp[0]; - if (sp[1] >> 22) - return sp[1]; -#endif - } - return pc; + return instruction_pointer(regs); } EXPORT_SYMBOL(profile_pc); |