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authorLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 13:20:25 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2010-02-28 13:20:25 -0500
commit6556a6743549defc32e5f90ee2cb1ecd833a44c3 (patch)
tree622306583d4a3c13235a8bfc012854c125c597f1 /tools/perf/util/trace-event-read.c
parente0d272429a34ff143bfa04ee8e29dd4eed2964c7 (diff)
parent1dd2980d990068e20045b90c424518cc7f3657ff (diff)
Merge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (172 commits) perf_event, amd: Fix spinlock initialization perf_event: Fix preempt warning in perf_clock() perf tools: Flush maps on COMM events perf_events, x86: Split PMU definitions into separate files perf annotate: Handle samples not at objdump output addr boundaries perf_events, x86: Remove superflous MSR writes perf_events: Simplify code by removing cpu argument to hw_perf_group_sched_in() perf_events, x86: AMD event scheduling perf_events: Add new start/stop PMU callbacks perf_events: Report the MMAP pgoff value in bytes perf annotate: Defer allocating sym_priv->hist array perf symbols: Improve debugging information about symtab origins perf top: Use a macro instead of a constant variable perf symbols: Check the right return variable perf/scripts: Tag syscall_name helper as not yet available perf/scripts: Add perf-trace-python Documentation perf/scripts: Remove unnecessary PyTuple resizes perf/scripts: Add syscall tracing scripts perf/scripts: Add Python scripting engine perf/scripts: Remove check-perf-trace from listed scripts ... Fix trivial conflict in tools/perf/util/probe-event.c
Diffstat (limited to 'tools/perf/util/trace-event-read.c')
-rw-r--r--tools/perf/util/trace-event-read.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index 1744422cafcb..7cd1193918c7 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -18,7 +18,7 @@
18 * 18 *
19 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 19 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
20 */ 20 */
21#define _LARGEFILE64_SOURCE 21#define _FILE_OFFSET_BITS 64
22 22
23#include <dirent.h> 23#include <dirent.h>
24#include <stdio.h> 24#include <stdio.h>
@@ -83,7 +83,7 @@ static char *read_string(void)
83 char *str = NULL; 83 char *str = NULL;
84 int size = 0; 84 int size = 0;
85 int i; 85 int i;
86 int r; 86 off_t r;
87 87
88 for (;;) { 88 for (;;) {
89 r = read(input_fd, buf, BUFSIZ); 89 r = read(input_fd, buf, BUFSIZ);
@@ -118,7 +118,7 @@ static char *read_string(void)
118 118
119 /* move the file descriptor to the end of the string */ 119 /* move the file descriptor to the end of the string */
120 r = lseek(input_fd, -(r - i), SEEK_CUR); 120 r = lseek(input_fd, -(r - i), SEEK_CUR);
121 if (r < 0) 121 if (r == (off_t)-1)
122 die("lseek"); 122 die("lseek");
123 123
124 if (str) { 124 if (str) {
@@ -282,8 +282,8 @@ static void update_cpu_data_index(int cpu)
282 282
283static void get_next_page(int cpu) 283static void get_next_page(int cpu)
284{ 284{
285 off64_t save_seek; 285 off_t save_seek;
286 off64_t ret; 286 off_t ret;
287 287
288 if (!cpu_data[cpu].page) 288 if (!cpu_data[cpu].page)
289 return; 289 return;
@@ -298,17 +298,17 @@ static void get_next_page(int cpu)
298 update_cpu_data_index(cpu); 298 update_cpu_data_index(cpu);
299 299
300 /* other parts of the code may expect the pointer to not move */ 300 /* other parts of the code may expect the pointer to not move */
301 save_seek = lseek64(input_fd, 0, SEEK_CUR); 301 save_seek = lseek(input_fd, 0, SEEK_CUR);
302 302
303 ret = lseek64(input_fd, cpu_data[cpu].offset, SEEK_SET); 303 ret = lseek(input_fd, cpu_data[cpu].offset, SEEK_SET);
304 if (ret < 0) 304 if (ret == (off_t)-1)
305 die("failed to lseek"); 305 die("failed to lseek");
306 ret = read(input_fd, cpu_data[cpu].page, page_size); 306 ret = read(input_fd, cpu_data[cpu].page, page_size);
307 if (ret < 0) 307 if (ret < 0)
308 die("failed to read page"); 308 die("failed to read page");
309 309
310 /* reset the file pointer back */ 310 /* reset the file pointer back */
311 lseek64(input_fd, save_seek, SEEK_SET); 311 lseek(input_fd, save_seek, SEEK_SET);
312 312
313 return; 313 return;
314 } 314 }