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authorAlexander Shishkin <alexander.shishkin@linux.intel.com>2015-04-21 16:16:13 +0300
committerIngo Molnar <mingo@kernel.org>2015-05-27 10:17:46 +0300
commit74387bcb711b7b2ed65c0ed08953e13d4e31969e (patch)
tree33a8f6f3f49a9fcb61f8190013e48bf6d375593e /arch/x86
parentba040653b48d32afa8b6c3331eae97c6bbb66f03 (diff)
downloadlinux-74387bcb711b7b2ed65c0ed08953e13d4e31969e.tar.xz
perf/x86/intel/pt: Kill an unused variable
Currently, there's a set-but-not-used variable in setup_topa_index(); this patch gets rid of it. And while at it, fixes a style issue with brackets around a one-line block. Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: acme@infradead.org Cc: adrian.hunter@intel.com Cc: hpa@zytor.com Link: http://lkml.kernel.org/r/1429622177-22843-2-git-send-email-alexander.shishkin@linux.intel.com Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/kernel/cpu/perf_event_intel_pt.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/perf_event_intel_pt.c b/arch/x86/kernel/cpu/perf_event_intel_pt.c
index 5b804f96ad66..8a4595650d6e 100644
--- a/arch/x86/kernel/cpu/perf_event_intel_pt.c
+++ b/arch/x86/kernel/cpu/perf_event_intel_pt.c
@@ -674,7 +674,7 @@ static void pt_buffer_setup_topa_index(struct pt_buffer *buf)
struct topa *cur = buf->first, *prev = buf->last;
struct topa_entry *te_cur = TOPA_ENTRY(cur, 0),
*te_prev = TOPA_ENTRY(prev, prev->last - 1);
- int pg = 0, idx = 0, ntopa = 0;
+ int pg = 0, idx = 0;
while (pg < buf->nr_pages) {
int tidx;
@@ -689,9 +689,9 @@ static void pt_buffer_setup_topa_index(struct pt_buffer *buf)
/* advance to next topa table */
idx = 0;
cur = list_entry(cur->list.next, struct topa, list);
- ntopa++;
- } else
+ } else {
idx++;
+ }
te_cur = TOPA_ENTRY(cur, idx);
}