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authorGravatar Masami Hiramatsu (Google) <mhiramat@kernel.org> 2023-02-21 08:49:16 +0900
committerGravatar Masami Hiramatsu (Google) <mhiramat@kernel.org> 2023-02-21 08:49:16 +0900
commit133921530c42960c07d25d12677f9e131a2b0cdf (patch)
treecf68527a75ebe027faf8e59721a094da2d89130c /kernel
parentx86/kprobes: Fix arch_check_optimized_kprobe check within optimized_kprobe range (diff)
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tracing/eprobe: Fix to add filter on eprobe description in README file
Fix to add a description of the filter on eprobe in README file. This is required to identify the kernel supports the filter on eprobe or not. Link: https://lore.kernel.org/all/167309833728.640500.12232259238201433587.stgit@devnote3/ Fixes: 752be5c5c910 ("tracing/eprobe: Add eprobe filter support") Cc: stable@vger.kernel.org Signed-off-by: Masami Hiramatsu (Google) <mhiramat@kernel.org> Reviewed-by: Steven Rostedt (Google) <rostedt@goodmis.org>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/trace/trace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index c9e40f692650..b677f8d61deb 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5598,7 +5598,7 @@ static const char readme_msg[] =
#ifdef CONFIG_HIST_TRIGGERS
"\t s:[synthetic/]<event> <field> [<field>]\n"
#endif
- "\t e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]\n"
+ "\t e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>] [if <filter>]\n"
"\t -:[<group>/][<event>]\n"
#ifdef CONFIG_KPROBE_EVENTS
"\t place: [<module>:]<symbol>[+<offset>]|<memaddr>\n"