From: tip-bot for Masami Hiramatsu <mhiramat@redhat.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, paulus@samba.org, acme@redhat.com,
hpa@zytor.com, mingo@redhat.com, a.p.zijlstra@chello.nl,
efault@gmx.de, dle-develop@lists.sourceforge.net,
fweisbec@gmail.com, tglx@linutronix.de,
mhiramat@redhat.com, mingo@elte.hu,
systemtap@sources.redhat.com
Subject: [tip:perf/core] perf tools: Introduce xzalloc() for detecting out of memory conditions
Date: Wed, 17 Mar 2010 11:28:00 -0000 [thread overview]
Message-ID: <tip-a1d37d5285bcda07f9c0b80a2634ca20ab545297@git.kernel.org> (raw)
In-Reply-To: <20100316220521.32050.85155.stgit@localhost6.localdomain6>
Commit-ID: a1d37d5285bcda07f9c0b80a2634ca20ab545297
Gitweb: http://git.kernel.org/tip/a1d37d5285bcda07f9c0b80a2634ca20ab545297
Author: Masami Hiramatsu <mhiramat@redhat.com>
AuthorDate: Tue, 16 Mar 2010 18:05:21 -0400
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Wed, 17 Mar 2010 11:32:29 +0100
perf tools: Introduce xzalloc() for detecting out of memory conditions
Introducing xzalloc() which wrapping zalloc() for detecting out
of memory conditions.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Cc: systemtap <systemtap@sources.redhat.com>
Cc: DLE <dle-develop@lists.sourceforge.net>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20100316220521.32050.85155.stgit@localhost6.localdomain6>
[ -v2: small cleanups in surrounding code ]
Signed-off-by: Ingo Molnar <mingo@elte.hu>
---
tools/perf/util/util.h | 9 +++++++++
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 0f5b2a6..5270108 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -295,6 +295,13 @@ extern void *xmemdupz(const void *data, size_t len);
extern char *xstrndup(const char *str, size_t len);
extern void *xrealloc(void *ptr, size_t size) __attribute__((weak));
+static inline void *xzalloc(size_t size)
+{
+ void *buf = xmalloc(size);
+
+ return memset(buf, 0, size);
+}
+
static inline void *zalloc(size_t size)
{
return calloc(1, size);
@@ -309,6 +316,7 @@ static inline int has_extension(const char *filename, const char *ext)
{
size_t len = strlen(filename);
size_t extlen = strlen(ext);
+
return len > extlen && !memcmp(filename + len - extlen, ext, extlen);
}
@@ -322,6 +330,7 @@ static inline int has_extension(const char *filename, const char *ext)
#undef isalnum
#undef tolower
#undef toupper
+
extern unsigned char sane_ctype[256];
#define GIT_SPACE 0x01
#define GIT_DIGIT 0x02
next prev parent reply other threads:[~2010-03-17 11:28 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-16 21:56 [PATCH -tip 00/10] perf-probe updates - data-structure support, etc Masami Hiramatsu
2010-03-16 21:57 ` [PATCH -tip 04/10] perf probe: Rename session to param Masami Hiramatsu
2010-03-17 11:29 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-16 21:57 ` [PATCH -tip 06/10] perf probe: Introduce die_find_child() function Masami Hiramatsu
2010-03-17 11:29 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-16 21:57 ` [PATCH -tip 01/10] perf tools: Introduce xzalloc() for detecting out of memory Masami Hiramatsu
2010-03-17 11:28 ` tip-bot for Masami Hiramatsu [this message]
2010-03-16 21:57 ` [PATCH -tip 03/10] perf probe: Move add-probe routine under util/ Masami Hiramatsu
2010-03-17 11:29 ` [tip:perf/core] perf probe: Move add-probe routine to util/ tip-bot for Masami Hiramatsu
2010-03-16 21:57 ` [PATCH -tip 07/10] perf probe: Add --dry-run option Masami Hiramatsu
2010-03-17 11:30 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-16 21:57 ` [PATCH -tip 05/10] perf probe: Rename some die_get_* functions Masami Hiramatsu
2010-03-17 11:29 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-16 21:57 ` [PATCH -tip 02/10] perf probe: Use wrapper functions Masami Hiramatsu
2010-03-17 11:29 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-16 21:58 ` [PATCH -tip 08/10] perf probe: Introduce kprobe_trace_event and perf_probe_event Masami Hiramatsu
2010-03-17 11:31 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-16 21:58 ` [PATCH -tip 10/10] perf probe: Accessing members in data structures Masami Hiramatsu
2010-03-17 10:25 ` Mark Wielaard
2010-03-17 19:14 ` Masami Hiramatsu
2010-03-18 3:28 ` Frederic Weisbecker
2010-03-20 4:20 ` Masami Hiramatsu
2010-03-23 15:55 ` Peter Zijlstra
2010-03-23 16:27 ` Arnaldo Carvalho de Melo
2010-03-17 11:31 ` [tip:perf/core] perf probe: Add data structure member access support tip-bot for Masami Hiramatsu
2010-03-16 21:58 ` [PATCH -tip 09/10] perf probe: List probes with line number and file name Masami Hiramatsu
2010-03-17 11:31 ` [tip:perf/core] " tip-bot for Masami Hiramatsu
2010-03-17 10:35 ` [PATCH -tip 00/10] perf-probe updates - data-structure support, etc Ingo Molnar
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