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authorPeter Zijlstra <peterz@infradead.org>2014-10-21 13:10:21 +0400
committerIngo Molnar <mingo@kernel.org>2014-10-28 12:51:01 +0300
commitc719f56092add9b3d4192f57c64ce7af11105130 (patch)
treee6082a4aeb6648e73273e3eddcf555100b6045b6 /arch/powerpc
parent65d71fe1375b973083733294795bf2b09d45b3c2 (diff)
downloadlinux-c719f56092add9b3d4192f57c64ce7af11105130.tar.xz
perf: Fix and clean up initialization of pmu::event_idx
Andy reported that the current state of event_idx is rather confused. So remove all but the x86_pmu implementation and change the default to return 0 (the safe option). Reported-by: Andy Lutomirski <luto@amacapital.net> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Arnaldo Carvalho de Melo <acme@kernel.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Christoph Lameter <cl@linux.com> Cc: Cody P Schafer <cody@linux.vnet.ibm.com> Cc: Cody P Schafer <dev@codyps.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Cc: Himangi Saraogi <himangi774@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Paul Mackerras <paulus@samba.org> Cc: sukadev@linux.vnet.ibm.com <sukadev@linux.vnet.ibm.com> Cc: Thomas Huth <thuth@linux.vnet.ibm.com> Cc: Vince Weaver <vincent.weaver@maine.edu> Cc: linux390@de.ibm.com Cc: linuxppc-dev@lists.ozlabs.org Cc: linux-s390@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/perf/hv-24x7.c6
-rw-r--r--arch/powerpc/perf/hv-gpci.c6
2 files changed, 0 insertions, 12 deletions
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 6c8710dd90c9..dba34088da28 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -417,11 +417,6 @@ static int h_24x7_event_add(struct perf_event *event, int flags)
return 0;
}
-static int h_24x7_event_idx(struct perf_event *event)
-{
- return 0;
-}
-
static struct pmu h_24x7_pmu = {
.task_ctx_nr = perf_invalid_context,
@@ -433,7 +428,6 @@ static struct pmu h_24x7_pmu = {
.start = h_24x7_event_start,
.stop = h_24x7_event_stop,
.read = h_24x7_event_update,
- .event_idx = h_24x7_event_idx,
};
static int hv_24x7_init(void)
diff --git a/arch/powerpc/perf/hv-gpci.c b/arch/powerpc/perf/hv-gpci.c
index 15fc76c93022..a051fe946c63 100644
--- a/arch/powerpc/perf/hv-gpci.c
+++ b/arch/powerpc/perf/hv-gpci.c
@@ -246,11 +246,6 @@ static int h_gpci_event_init(struct perf_event *event)
return 0;
}
-static int h_gpci_event_idx(struct perf_event *event)
-{
- return 0;
-}
-
static struct pmu h_gpci_pmu = {
.task_ctx_nr = perf_invalid_context,
@@ -262,7 +257,6 @@ static struct pmu h_gpci_pmu = {
.start = h_gpci_event_start,
.stop = h_gpci_event_stop,
.read = h_gpci_event_update,
- .event_idx = h_gpci_event_idx,
};
static int hv_gpci_init(void)