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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-22 17:05:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-07-22 17:05:15 -0700 |
| commit | 8e204874db000928e37199c2db82b7eb8966cc3c (patch) | |
| tree | eae66035cb761c3c5a79e98b92280b5156bc01ef /arch/x86/include/asm/irq_vectors.h | |
| parent | 3e0b8df79ddb8955d2cce5e858972a9cfe763384 (diff) | |
| parent | aafade242ff24fac3aabf61c7861dfa44a3c2445 (diff) | |
| download | linux-8e204874db000928e37199c2db82b7eb8966cc3c.tar.bz2 | |
Merge branch 'x86-vdso-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-vdso-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
x86-64, vdso: Do not allocate memory for the vDSO
clocksource: Change __ARCH_HAS_CLOCKSOURCE_DATA to a CONFIG option
x86, vdso: Drop now wrong comment
Document the vDSO and add a reference parser
ia64: Replace clocksource.fsys_mmio with generic arch data
x86-64: Move vread_tsc and vread_hpet into the vDSO
clocksource: Replace vread with generic arch data
x86-64: Add --no-undefined to vDSO build
x86-64: Allow alternative patching in the vDSO
x86: Make alternative instruction pointers relative
x86-64: Improve vsyscall emulation CS and RIP handling
x86-64: Emulate legacy vsyscalls
x86-64: Fill unused parts of the vsyscall page with 0xcc
x86-64: Remove vsyscall number 3 (venosys)
x86-64: Map the HPET NX
x86-64: Remove kernel.vsyscall64 sysctl
x86-64: Give vvars their own page
x86-64: Document some of entry_64.S
x86-64: Fix alignment of jiffies variable
Diffstat (limited to 'arch/x86/include/asm/irq_vectors.h')
| -rw-r--r-- | arch/x86/include/asm/irq_vectors.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h index 6665026ea3ea..f9a320984a10 100644 --- a/arch/x86/include/asm/irq_vectors.h +++ b/arch/x86/include/asm/irq_vectors.h @@ -17,7 +17,8 @@ * Vectors 0 ... 31 : system traps and exceptions - hardcoded events * Vectors 32 ... 127 : device interrupts * Vector 128 : legacy int80 syscall interface - * Vectors 129 ... INVALIDATE_TLB_VECTOR_START-1 : device interrupts + * Vector 204 : legacy x86_64 vsyscall emulation + * Vectors 129 ... INVALIDATE_TLB_VECTOR_START-1 except 204 : device interrupts * Vectors INVALIDATE_TLB_VECTOR_START ... 255 : special interrupts * * 64-bit x86 has per CPU IDT tables, 32-bit has one shared IDT table. @@ -50,6 +51,9 @@ #ifdef CONFIG_X86_32 # define SYSCALL_VECTOR 0x80 #endif +#ifdef CONFIG_X86_64 +# define VSYSCALL_EMU_VECTOR 0xcc +#endif /* * Vectors 0x30-0x3f are used for ISA interrupts. |