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perf util: Save page size in a trace file to pevent 

We now have page_size field in struct pevent, save the actual size of
the system.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1370323231-14022-8-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim 2013-06-04 14:20:22 +09:00 committed by Arnaldo Carvalho de Melo
parent d6c25223f6
commit 30f36762aa
1 changed files with 5 additions and 2 deletions
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7
tools/perf/util/trace-event-read.c
View File

@ -349,6 +349,7 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe)
int show_funcs = 0;
int show_printk = 0;
ssize_t size = -1;
int file_page_size;
struct pevent *pevent;
int err;
@ -393,10 +394,12 @@ ssize_t trace_report(int fd, struct pevent **ppevent, bool __repipe)
goto out;
long_size = buf[0];
page_size = read4(pevent);
if (!page_size)
file_page_size = read4(pevent);
if (!file_page_size)
goto out;
pevent_set_page_size(pevent, file_page_size);
err = read_header_files(pevent);
if (err)
goto out;