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| author | Frederic Weisbecker <fweisbec@gmail.com> | 2010-07-01 02:31:21 +0200 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-08-19 01:32:11 +0200 |
| commit | f72c1a931e311bb7780fee19e41a89ac42cab50e (patch) | |
| tree | 470aa111c535af47d8444a249c83b5d360806e69 /arch/powerpc/kernel/perf_callchain.c | |
| parent | 56962b4449af34070bb1994621ef4f0265eed4d8 (diff) | |
| download | kernel_samsung_smdk4412-f72c1a931e311bb7780fee19e41a89ac42cab50e.zip kernel_samsung_smdk4412-f72c1a931e311bb7780fee19e41a89ac42cab50e.tar.gz kernel_samsung_smdk4412-f72c1a931e311bb7780fee19e41a89ac42cab50e.tar.bz2 | |
perf: Factorize callchain context handling
Store the kernel and user contexts from the generic layer instead
of archs, this gathers some repetitive code.
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Tested-by: Will Deacon <will.deacon@arm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: David Miller <davem@davemloft.net>
Cc: Paul Mundt <lethal@linux-sh.org>
Cc: Borislav Petkov <bp@amd64.org>
Diffstat (limited to 'arch/powerpc/kernel/perf_callchain.c')
| -rw-r--r-- | arch/powerpc/kernel/perf_callchain.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/perf_callchain.c b/arch/powerpc/kernel/perf_callchain.c index f7a85ed..d05ae42 100644 --- a/arch/powerpc/kernel/perf_callchain.c +++ b/arch/powerpc/kernel/perf_callchain.c @@ -57,7 +57,6 @@ perf_callchain_kernel(struct perf_callchain_entry *entry, struct pt_regs *regs) lr = regs->link; sp = regs->gpr[1]; - perf_callchain_store(entry, PERF_CONTEXT_KERNEL); perf_callchain_store(entry, regs->nip); if (!validate_sp(sp, current, STACK_FRAME_OVERHEAD)) @@ -234,7 +233,6 @@ static void perf_callchain_user_64(struct perf_callchain_entry *entry, next_ip = regs->nip; lr = regs->link; sp = regs->gpr[1]; - perf_callchain_store(entry, PERF_CONTEXT_USER); perf_callchain_store(entry, next_ip); for (;;) { @@ -435,7 +433,6 @@ static void perf_callchain_user_32(struct perf_callchain_entry *entry, next_ip = regs->nip; lr = regs->link; sp = regs->gpr[1]; - perf_callchain_store(entry, PERF_CONTEXT_USER); perf_callchain_store(entry, next_ip); while (entry->nr < PERF_MAX_STACK_DEPTH) { |