From: Jes Sorensen <Jes.Sorensen@redhat.com>
To: Julia Lawall <julia.lawall@lip6.fr>
Cc: Quentin Lambert <lambert.quentin@gmail.com>,
Larry Finger <Larry.Finger@lwfinger.net>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
kernel-janitors@vger.kernel.org, linux-wireless@vger.kernel.org,
devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] staging: rtl8723au: Remove unnecessary OOM message
Date: Fri, 06 Mar 2015 11:08:58 -0500 [thread overview]
Message-ID: <wrfj61aeyup1.fsf@ultrasam.lan.trained-monkey.org> (raw)
In-Reply-To: <alpine.DEB.2.10.1503061030390.2715@hadrien> (Julia Lawall's message of "Fri, 6 Mar 2015 10:33:23 -0500 (EST)")
Julia Lawall <julia.lawall@lip6.fr> writes:
> On Fri, 6 Mar 2015, Jes Sorensen wrote:
>
>> Quentin Lambert <lambert.quentin@gmail.com> writes:
>> > This patch reduces the kernel size by removing error messages that duplicate
>> > the normal OOM message.
>> >
>> > A simplified version of the semantic patch that finds this problem is as
>> > follows: (http://coccinelle.lip6.fr)
>>
>> This patch removes useful warnings about what allocation failed. The
>> messages removed are NOT duplicate!
>
> Is it really the case that the information can't be reconstructed from the
> information generated by kmalloc on failure? To my understanding there is
> a stack trace, and from scanning through the changes I see only one change
> per function, so perhaps the stack trace already makes it clear where the
> problem occurred?
It may be possible to backtrack, but this change just makes it harder.
There are tons of real issues to fix in this driver, this patch just
increases the risk of patch conflicts for no real gain.
Jes
next prev parent reply other threads:[~2015-03-06 16:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-06 8:21 Quentin Lambert
2015-03-06 15:27 ` Jes Sorensen
2015-03-06 15:33 ` Julia Lawall
2015-03-06 16:08 ` Jes Sorensen [this message]
2015-03-06 17:35 ` Joe Perches
2015-03-06 19:43 ` Jes Sorensen
2015-03-06 20:21 ` Joe Perches
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