diff options
| -rw-r--r-- | arch/x86/kernel/time_32.c | 2 | ||||
| -rw-r--r-- | include/asm-x86/segment.h | 3 |
2 files changed, 1 insertions, 4 deletions
diff --git a/arch/x86/kernel/time_32.c b/arch/x86/kernel/time_32.c index bbecf8b6bf9..8abcb7b0869 100644 --- a/arch/x86/kernel/time_32.c +++ b/arch/x86/kernel/time_32.c @@ -47,7 +47,7 @@ unsigned long profile_pc(struct pt_regs *regs) unsigned long pc = instruction_pointer(regs); #ifdef CONFIG_SMP - if (!v8086_mode(regs) && SEGMENT_IS_KERNEL_CODE(regs->cs) && + if (!v8086_mode(regs) && !user_mode(regs) && in_lock_functions(pc)) { #ifdef CONFIG_FRAME_POINTER return *(unsigned long *)(regs->bp + 4); diff --git a/include/asm-x86/segment.h b/include/asm-x86/segment.h index ea5f0a8686f..4dcd8c6dd22 100644 --- a/include/asm-x86/segment.h +++ b/include/asm-x86/segment.h @@ -131,9 +131,6 @@ * Matching rules for certain types of segments. */ -/* Matches only __KERNEL_CS, ignoring PnP / USER / APM segments */ -#define SEGMENT_IS_KERNEL_CODE(x) (((x) & 0xfc) == GDT_ENTRY_KERNEL_CS * 8) - /* Matches __KERNEL_CS and __USER_CS (they must be 2 entries apart) */ #define SEGMENT_IS_FLAT_CODE(x) (((x) & 0xec) == GDT_ENTRY_KERNEL_CS * 8) |