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[v3,07/10] ARM: perf: remove confusing comment from v7 perf events backend

Message ID 1308298780-28000-8-git-send-email-will.deacon@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Will Deacon June 17, 2011, 8:19 a.m. UTC 
The comment about measuring TLB misses and refills in the ARMv7 perf
backend makes little sense and refers loosely to raw counters that
should be used instead.

This patch removes the comments to avoid any confusion.

Signed-off-by: Will Deacon <will.deacon@arm.com>
---
 arch/arm/kernel/perf_event_v7.c |   10 ----------
 1 files changed, 0 insertions(+), 10 deletions(-)
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Patch

diff --git a/arch/arm/kernel/perf_event_v7.c b/arch/arm/kernel/perf_event_v7.c
index 4960686..554eba3 100644
--- a/arch/arm/kernel/perf_event_v7.c
+++ b/arch/arm/kernel/perf_event_v7.c
@@ -207,11 +207,6 @@  static const unsigned armv7_a8_perf_cache_map[PERF_COUNT_HW_CACHE_MAX]
 		},
 	},
 	[C(DTLB)] = {
-		/*
-		 * Only ITLB misses and DTLB refills are supported.
-		 * If users want the DTLB refills misses a raw counter
-		 * must be used.
-		 */
 		[C(OP_READ)] = {
 			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
 			[C(RESULT_MISS)]	= ARMV7_PERFCTR_DTLB_REFILL,
@@ -323,11 +318,6 @@  static const unsigned armv7_a9_perf_cache_map[PERF_COUNT_HW_CACHE_MAX]
 		},
 	},
 	[C(DTLB)] = {
-		/*
-		 * Only ITLB misses and DTLB refills are supported.
-		 * If users want the DTLB refills misses a raw counter
-		 * must be used.
-		 */
 		[C(OP_READ)] = {
 			[C(RESULT_ACCESS)]	= CACHE_OP_UNSUPPORTED,
 			[C(RESULT_MISS)]	= ARMV7_PERFCTR_DTLB_REFILL,