summaryrefslogtreecommitdiffstats
path: root/kernel/trace/trace_kprobe.c
diff options
context:
space:
mode:
authorMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>2011-02-04 21:51:59 +0900
committerArnaldo Carvalho de Melo <acme@redhat.com>2011-02-07 09:15:59 -0200
commite3745369986ddcdaa19f70e2d24e658876b97e84 (patch)
tree8c9758b28058e63510613b90c62d25c075fc8dcf /kernel/trace/trace_kprobe.c
parent76022db323dd6d7c6958df3d595f7dedf7a14778 (diff)
downloadop-kernel-dev-e3745369986ddcdaa19f70e2d24e658876b97e84.zip
op-kernel-dev-e3745369986ddcdaa19f70e2d24e658876b97e84.tar.gz
tracing/kprobes: Support longer (>128 bytes) command
Expand command line buffer of kprobe-tracer to 4096 bytes. Reported-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> Cc: 2nddept-manager@sdl.hitachi.co.jp Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com> Cc: Steven Rostedt <rostedt@goodmis.org> LKML-Reference: <20110204125159.9507.20895.stgit@ltc236.sdl.hitachi.co.jp> Signed-off-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'kernel/trace/trace_kprobe.c')
-rw-r--r--kernel/trace/trace_kprobe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 2088893..c6ed886 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -1129,7 +1129,7 @@ static int command_trace_probe(const char *buf)
return ret;
}
-#define WRITE_BUFSIZE 128
+#define WRITE_BUFSIZE 4096
static ssize_t probes_write(struct file *file, const char __user *buffer,
size_t count, loff_t *ppos)
OpenPOWER on IntegriCloud