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perf util: Move do_read from session to util

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Not really something to be exported from session.c. Rename it to
'readn' as others did in the past.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2011-01-03 16:50:55 -02:00
parent daec78a09d
commit 1e7972cc5c
5 changed files with 23 additions and 24 deletions
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6
tools/perf/util/header.c
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@@ -604,7 +604,7 @@ int perf_header__write(struct perf_header *self, int fd, bool at_exit)
static int perf_header__getbuffer64(struct perf_header *self,
int fd, void *buf, size_t size)
{
if (do_read(fd, buf, size) <= 0)
if (readn(fd, buf, size) <= 0)
return -1;
if (self->needs_swap)
@@ -660,7 +660,7 @@ int perf_file_header__read(struct perf_file_header *self,
{
lseek(fd, 0, SEEK_SET);
if (do_read(fd, self, sizeof(*self)) <= 0 ||
if (readn(fd, self, sizeof(*self)) <= 0 ||
memcmp(&self->magic, __perf_magic, sizeof(self->magic)))
return -1;
@@ -821,7 +821,7 @@ static int perf_file_header__read_pipe(struct perf_pipe_file_header *self,
struct perf_header *ph, int fd,
bool repipe)
{
if (do_read(fd, self, sizeof(*self)) <= 0 ||
if (readn(fd, self, sizeof(*self)) <= 0 ||
memcmp(&self->magic, __perf_magic, sizeof(self->magic)))
return -1;