From: tip-bot for Masami Hiramatsu on 17 Mar 2010 07:30 Commit-ID: a1d37d5285bcda07f9c0b80a2634ca20ab545297 Gitweb: http://git.kernel.org/tip/a1d37d5285bcda07f9c0b80a2634ca20ab545297 Author: Masami Hiramatsu <mhiramat(a)redhat.com> AuthorDate: Tue, 16 Mar 2010 18:05:21 -0400 Committer: Ingo Molnar <mingo(a)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(a)redhat.com> Cc: systemtap <systemtap(a)sources.redhat.com> Cc: DLE <dle-develop(a)lists.sourceforge.net> Cc: Frederic Weisbecker <fweisbec(a)gmail.com> Cc: Arnaldo Carvalho de Melo <acme(a)redhat.com> Cc: Paul Mackerras <paulus(a)samba.org> Cc: Mike Galbraith <efault(a)gmx.de> Cc: Peter Zijlstra <a.p.zijlstra(a)chello.nl> LKML-Reference: <20100316220521.32050.85155.stgit(a)localhost6.localdomain6> [ -v2: small cleanups in surrounding code ] Signed-off-by: Ingo Molnar <mingo(a)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 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|
Pages: 1 Prev: checkpatch false positive Next: [tip:perf/core] perf probe: Fix !dwarf build |