From: Frederic Weisbecker <fweisbec@gmail.com>
To: Li Zefan <lizf@cn.fujitsu.com>
Cc: Ingo Molnar <mingo@elte.hu>, Steven Rostedt <rostedt@goodmis.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 2/3] ftrace: Return EINVAL when writing invalid val to set_ftrace_filter
Date: Wed, 4 Nov 2009 02:44:36 +0100 [thread overview]
Message-ID: <20091104014435.GB5092@nowhere> (raw)
In-Reply-To: <4AEF7FBC.2050802@cn.fujitsu.com>
On Tue, Nov 03, 2009 at 08:56:28AM +0800, Li Zefan wrote:
> Currently it doesn't warn user on invald value:
>
> # echo nonexist_symbol > set_ftrace_filter
>
> Better make it return failure.
>
> Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
> ---
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
But shouldn't we have the same kind of check from
ftrace_match_module_records() if we haven't matched
anything with the regex?
next prev parent reply other threads:[~2009-11-04 1:44 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-03 0:55 [PATCH 1/3] ftrace: Fix unmatching locking in ftrace_regex_write() Li Zefan
2009-11-03 0:56 ` [PATCH 2/3] ftrace: Return EINVAL when writing invalid val to set_ftrace_filter Li Zefan
2009-11-04 1:44 ` Frederic Weisbecker [this message]
2009-11-04 2:58 ` Li Zefan
2009-11-04 4:43 ` Steven Rostedt
2009-11-03 0:57 ` [PATCH 3/3] function-graph: Allow writing the same val to set_graph_function Li Zefan
2009-11-03 8:26 ` [PATCH 1/3] ftrace: Fix unmatching locking in ftrace_regex_write() Frederic Weisbecker
2009-11-04 11:09 ` [tip:tracing/urgent] ftrace: Fix unmatched " tip-bot for Li Zefan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20091104014435.GB5092@nowhere \
--to=fweisbec@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=lizf@cn.fujitsu.com \
--cc=mingo@elte.hu \
--cc=rostedt@goodmis.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.