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authorLi Zefan <lizf@cn.fujitsu.com>2009-06-24 17:33:15 +0800
committerIngo Molnar <mingo@elte.hu>2009-06-24 11:41:12 +0200
commit9d612beff5089b89a295a2331883a8ce3fff08c1 (patch)
tree6f742b3997c5aa6096d4a844c08019fe4d669f55 /kernel
parentd82d62444f87e5993af2fa82ed636b2206e052ea (diff)
tracing: Fix trace_buf_size boot option
We should be able to specify [KMG] when setting trace_buf_size boot option, as documented in kernel-parameters.txt Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Cc: Steven Rostedt <rostedt@goodmis.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <4A41F2DB.4020102@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 3bb31006b5c..3aa0a0dfdfa 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -284,13 +284,12 @@ void trace_wake_up(void)
static int __init set_buf_size(char *str)
{
unsigned long buf_size;
- int ret;
if (!str)
return 0;
- ret = strict_strtoul(str, 0, &buf_size);
+ buf_size = memparse(str, &str);
/* nr_entries can not be zero */
- if (ret < 0 || buf_size == 0)
+ if (buf_size == 0)
return 0;
trace_buf_size = buf_size;
return 1;