From: Frederic Weisbecker <fweisbec@gmail.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: LKML <linux-kernel@vger.kernel.org>,
Frederic Weisbecker <fweisbec@gmail.com>,
Peter Zijlstra <peterz@infradead.org>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Mike Galbraith <efault@gmx.de>, Paul Mackerras <paulus@samba.org>
Subject: [PATCH 3/3] perfcounter: Align ftrace events raw samples to 8 bytes
Date: Sat, 8 Aug 2009 04:26:39 +0200 [thread overview]
Message-ID: <1249698400-5441-6-git-send-email-fweisbec@gmail.com> (raw)
In-Reply-To: <1249698400-5441-1-git-send-email-fweisbec@gmail.com>
Align the ftrace events raw samples to 8 bytes so that they meet the
perf output event alignements requirements.
Reported-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
---
include/trace/ftrace.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 80e5f6c..7b0834c 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -687,7 +687,7 @@ static void ftrace_profile_##call(proto) \
pc = preempt_count(); \
\
__data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
- __entry_size = __data_size + sizeof(*entry); \
+ __entry_size = ALIGN(__data_size + sizeof(*entry), sizeof(u64));\
\
do { \
char raw_data[__entry_size]; \
--
1.6.2.3
next prev parent reply other threads:[~2009-08-08 2:27 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-08 2:26 [PATCH 1/4] perf tools: callchain: Warn only once in empty node detection Frederic Weisbecker
2009-08-08 2:26 ` [PATCH 1/3] perfcounter: Initialize tracepoint record before any use Frederic Weisbecker
2009-08-08 2:30 ` Frederic Weisbecker
2009-08-10 9:27 ` [PATCH 4/3] perf_counter: Correct PERF_SAMPLE_RAW output Peter Zijlstra
2009-08-10 9:36 ` [tip:perfcounters/urgent] " tip-bot for Peter Zijlstra
2009-08-10 9:48 ` [PATCH 4/3] " Frederic Weisbecker
2009-08-10 12:57 ` Frederic Weisbecker
2009-08-10 13:06 ` Peter Zijlstra
2009-08-10 14:11 ` [PATCH 6/3] perfcounter: Substract the buffer size field from the event record size Frederic Weisbecker
2009-08-10 14:13 ` Peter Zijlstra
2009-08-10 14:21 ` [tip:perfcounters/urgent] perf_counter: Subtract " tip-bot for Frederic Weisbecker
2009-08-10 9:27 ` [PATCH 5/3] perf_counter: Require CAP_SYS_ADMIN for raw tracepoint data Peter Zijlstra
2009-08-10 9:36 ` [tip:perfcounters/urgent] " tip-bot for Peter Zijlstra
2009-08-08 2:26 ` [PATCH 2/4] perf tools: callchain: Ignore empty callchains Frederic Weisbecker
2009-08-08 2:26 ` [PATCH 2/3] perfcounter: Generalize the tracepoint sampling to generic sampling Frederic Weisbecker
2009-08-08 11:52 ` [tip:perfcounters/core] perf_counter: Fix tracepoint sampling to be part of " tip-bot for Frederic Weisbecker
2009-08-09 11:10 ` tip-bot for Frederic Weisbecker
2009-08-08 2:26 ` [PATCH 3/4] perf tools: callchain: Default display callchain from report if recorded with -g Frederic Weisbecker
2009-08-08 2:26 ` Frederic Weisbecker [this message]
2009-08-08 11:52 ` [tip:perfcounters/core] perf_counter: Fix ftrace events raw samples to be aligned to 8 bytes tip-bot for Frederic Weisbecker
2009-08-10 7:13 ` [PATCH 3/3] perfcounter: Align ftrace events raw samples " Peter Zijlstra
2009-08-10 7:32 ` Frederic Weisbecker
2009-08-10 14:38 ` [PATCH 7/3] perfcounter: Zeroe dead bytes from ftrace raw samples size alignment Frederic Weisbecker
2009-08-10 18:01 ` [tip:perfcounters/urgent] perf_counter: Zero " tip-bot for Frederic Weisbecker
2009-08-08 2:26 ` [PATCH 4/4] perf tools: callchain: Display amount of ignored chains in fractal mode Frederic Weisbecker
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