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| author | Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> | 2011-02-04 21:51:59 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2011-02-07 09:15:59 -0200 |
| commit | e3745369986ddcdaa19f70e2d24e658876b97e84 (patch) | |
| tree | 8c9758b28058e63510613b90c62d25c075fc8dcf /kernel/trace/trace_kprobe.c | |
| parent | 76022db323dd6d7c6958df3d595f7dedf7a14778 (diff) | |
| download | blackbird-op-linux-e3745369986ddcdaa19f70e2d24e658876b97e84.tar.gz blackbird-op-linux-e3745369986ddcdaa19f70e2d24e658876b97e84.zip | |
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.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 2088893c049e..c6ed88660856 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) |
