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perf/x86/intel/pt: Kill an unused variable

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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>
This commit is contained in:
Alexander Shishkin 2015-04-21 16:16:13 +03:00 committed by Ingo Molnar
parent ba040653b4
commit 74387bcb71
1 changed files with 3 additions and 3 deletions
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6
arch/x86/kernel/cpu/perf_event_intel_pt.c
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@ -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 *cur = buf->first, *prev = buf->last;
struct topa_entry *te_cur = TOPA_ENTRY(cur, 0), struct topa_entry *te_cur = TOPA_ENTRY(cur, 0),
*te_prev = TOPA_ENTRY(prev, prev->last - 1); *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) { while (pg < buf->nr_pages) {
int tidx; int tidx;
@ -689,9 +689,9 @@ static void pt_buffer_setup_topa_index(struct pt_buffer *buf)
/* advance to next topa table */ /* advance to next topa table */
idx = 0; idx = 0;
cur = list_entry(cur->list.next, struct topa, list); cur = list_entry(cur->list.next, struct topa, list);
ntopa++; } else {
} else
idx++; idx++;
}
te_cur = TOPA_ENTRY(cur, idx); te_cur = TOPA_ENTRY(cur, idx);
} }