| commit | be9742e6cb107fe1d77db7a081ea4eb25e79e1ad | |
| author | Li Zefan <lizf@cn.fujitsu.com> | |
| Tue, 7 Jul 2009 05:52:52 +0000 (7 13:52 +0800) | ||
| committer | Ingo Molnar <mingo@elte.hu> | |
| Fri, 10 Jul 2009 09:59:40 +0000 (10 11:59 +0200) | ||
| tree | 02730de2546677700ba98944b755c1bfbeee27ed | treesnapshot (tar.gz zip) |
| parent | db59504d89db1462a5281fb55b1d962cb74a398f | commitdiff |
ksym_tracer: Rewrite ksym_trace_filter_read()
Reading ksym_trace_filter gave me some arbitrary characters,
when it should show nothing. It's because buf is not initialized
when there's no filter.
Also reduce stack usage by about 512 bytes.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: "K.Prasad" <prasad@linux.vnet.ibm.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <4A52E2B4.6030706@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Reading ksym_trace_filter gave me some arbitrary characters,
when it should show nothing. It's because buf is not initialized
when there's no filter.
Also reduce stack usage by about 512 bytes.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: "K.Prasad" <prasad@linux.vnet.ibm.com>
Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <4A52E2B4.6030706@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| kernel/trace/trace_ksym.c | diffblobblamehistory |