Messages in this thread Patch in this message | | | Subject | [patch 06/24] perfmon: generic x86 definitions (x86) | From | eranian@googlema ... | Date | Wed, 26 Nov 2008 00:42:12 -0800 (PST) |
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This patch adds definitions for the perfmon interrupt vector and thread info flags. It is common to i386 and x86_64 code.
Signed-off-by: Stephane Eranian <eranian@gmail.com> --
Index: o3/arch/x86/include/asm/irq_vectors.h =================================================================== --- o3.orig/arch/x86/include/asm/irq_vectors.h 2008-11-03 10:55:26.000000000 +0100 +++ o3/arch/x86/include/asm/irq_vectors.h 2008-11-03 10:56:12.000000000 +0100 @@ -87,6 +87,11 @@ #define LOCAL_TIMER_VECTOR 0xef /* + * Perfmon PMU interrupt vector + */ +#define LOCAL_PERFMON_VECTOR 0xee + +/* * First APIC vector available to drivers: (vectors 0x30-0xee) we * start at 0x31(0x41) to spread out vectors evenly between priority * levels. (0x80 is the syscall vector) Index: o3/arch/x86/include/asm/thread_info.h =================================================================== --- o3.orig/arch/x86/include/asm/thread_info.h 2008-11-03 10:55:14.000000000 +0100 +++ o3/arch/x86/include/asm/thread_info.h 2008-11-03 10:58:10.000000000 +0100 @@ -79,6 +79,7 @@ #define TIF_SYSCALL_EMU 6 /* syscall emulation active */ #define TIF_SYSCALL_AUDIT 7 /* syscall auditing active */ #define TIF_SECCOMP 8 /* secure computing */ +#define TIF_PERFMON_WORK 9 /* work for pfm_handle_work() */ #define TIF_MCE_NOTIFY 10 /* notify userspace of an MCE */ #define TIF_NOTSC 16 /* TSC is not accessible in userland */ #define TIF_IA32 17 /* 32bit process */ @@ -92,6 +93,7 @@ #define TIF_DEBUGCTLMSR 25 /* uses thread_struct.debugctlmsr */ #define TIF_DS_AREA_MSR 26 /* uses thread_struct.ds_area_msr */ #define TIF_BTS_TRACE_TS 27 /* record scheduling event timestamps */ +#define TIF_PERFMON_CTXSW 28 /* perfmon needs ctxsw calls */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) @@ -114,6 +116,8 @@ #define _TIF_DEBUGCTLMSR (1 << TIF_DEBUGCTLMSR) #define _TIF_DS_AREA_MSR (1 << TIF_DS_AREA_MSR) #define _TIF_BTS_TRACE_TS (1 << TIF_BTS_TRACE_TS) +#define _TIF_PERFMON_WORK (1<<TIF_PERFMON_WORK) +#define _TIF_PERFMON_CTXSW (1<<TIF_PERFMON_CTXSW) /* work to do in syscall_trace_enter() */ #define _TIF_WORK_SYSCALL_ENTRY \ @@ -135,12 +139,12 @@ /* Only used for 64 bit */ #define _TIF_DO_NOTIFY_MASK \ - (_TIF_SIGPENDING|_TIF_MCE_NOTIFY|_TIF_NOTIFY_RESUME) + (_TIF_SIGPENDING|_TIF_MCE_NOTIFY|_TIF_PERFMON_WORK) /* flags to check in __switch_to() */ #define _TIF_WORK_CTXSW \ (_TIF_IO_BITMAP|_TIF_DEBUGCTLMSR|_TIF_DS_AREA_MSR|_TIF_BTS_TRACE_TS| \ - _TIF_NOTSC) + _TIF_NOTSC|_TIF_PERFMON_CTXSW) #define _TIF_WORK_CTXSW_PREV _TIF_WORK_CTXSW #define _TIF_WORK_CTXSW_NEXT (_TIF_WORK_CTXSW|_TIF_DEBUG) --
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