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| author | Takashi Iwai <tiwai@suse.de> | 2011-08-08 14:30:29 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-08-08 14:30:29 +0200 |
| commit | 0a2d31b62dba9b5b92a38c67c9cc42630513662a (patch) | |
| tree | f755d74ec85248de645e10c45ed1a2ed467530f6 /arch/x86/kernel/traps.c | |
| parent | 8039290a91c5dc4414093c086987a5d7738fe2fd (diff) | |
| parent | df944f66784e6d4f2f50739263a4947885d8b6ae (diff) | |
Merge branch 'fix/kconfig' into for-linus
Diffstat (limited to 'arch/x86/kernel/traps.c')
| -rw-r--r-- | arch/x86/kernel/traps.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index b9b67166f9d..9682ec50180 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -49,7 +49,7 @@ #include <asm/stacktrace.h> #include <asm/processor.h> #include <asm/debugreg.h> -#include <asm/atomic.h> +#include <linux/atomic.h> #include <asm/system.h> #include <asm/traps.h> #include <asm/desc.h> @@ -872,6 +872,12 @@ void __init trap_init(void) set_bit(SYSCALL_VECTOR, used_vectors); #endif +#ifdef CONFIG_X86_64 + BUG_ON(test_bit(VSYSCALL_EMU_VECTOR, used_vectors)); + set_system_intr_gate(VSYSCALL_EMU_VECTOR, &emulate_vsyscall); + set_bit(VSYSCALL_EMU_VECTOR, used_vectors); +#endif + /* * Should be a barrier for any external CPU state: */ |