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| author | David S. Miller <davem@davemloft.net> | 2010-01-20 12:04:14 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-01-21 01:23:03 +0100 |
| commit | a084b6678a89a106a350c12e4845f42ccc9811f0 (patch) | |
| tree | bf6b07e5590f5ecc69c8fcfc1cd6edf6c06bf811 /arch/sparc/mm/fault_32.c | |
| parent | sparc64: Fully support both performance counters. (diff) | |
| download | linux-a084b6678a89a106a350c12e4845f42ccc9811f0.tar.xz linux-a084b6678a89a106a350c12e4845f42ccc9811f0.zip | |
sparc: Add missing SW perf fault events.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/mm/fault_32.c')
| -rw-r--r-- | arch/sparc/mm/fault_32.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/sparc/mm/fault_32.c b/arch/sparc/mm/fault_32.c index b99f81c4906f..a3413acb8f12 100644 --- a/arch/sparc/mm/fault_32.c +++ b/arch/sparc/mm/fault_32.c @@ -18,6 +18,7 @@ #include <linux/signal.h> #include <linux/mm.h> #include <linux/smp.h> +#include <linux/perf_event.h> #include <linux/interrupt.h> #include <linux/module.h> #include <linux/kdebug.h> @@ -203,6 +204,8 @@ asmlinkage void do_sparc_fault(struct pt_regs *regs, int text_fault, int write, if (in_atomic() || !mm) goto no_context; + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address); + down_read(&mm->mmap_sem); /* @@ -249,10 +252,15 @@ good_area: goto do_sigbus; BUG(); } - if (fault & VM_FAULT_MAJOR) + if (fault & VM_FAULT_MAJOR) { current->maj_flt++; - else + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0, + regs, address); + } else { current->min_flt++; + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0, + regs, address); + } up_read(&mm->mmap_sem); return; |