linux-kernel - Re: [105/105] nfsd4: fix oops on lock failure

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <87aafmgcvk.fsf@devron.myhome.or.jp>
Date:	Wed, 20 Apr 2011 06:17:03 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	"J. Bruce Fields" <bfields@...ldses.org>
Cc:	"J. Bruce Fields" <bfields@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Greg KH <gregkh@...e.de>, linux-kernel@...r.kernel.org,
	stable@...nel.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, Neil Brown <neilb@...e.de>,
	linux-nfs@...r.kernel.org
Subject: Re: [105/105] nfsd4: fix oops on lock failure

"J. Bruce Fields" <bfields@...ldses.org> writes:

> On Tue, Apr 19, 2011 at 05:21:57PM +0900, OGAWA Hirofumi wrote:
>> OGAWA Hirofumi <hirofumi@...l.parknet.co.jp> writes:
>> 
>> >> I'll start test of this patch, and see what happens.
>> >
>> > OK. Although filp slabs are still slightly increasing (I'm not sure yet
>> > whether this is leak of filp on system). But watching before/after
>> > patch, the graph of filp slabs is clearly different.
>> >
>> > As far as I can say patches are fine.
>> 
>> slightly increasing was stopped at 2200-2300. filp leak seems to be fixed.
>
> Another thing to check is whether you can always unmount the exported
> filesystem on the server after running your test.  So something like:
>
> 	service nfs stop
> 	unmount /exports/fs
>
> should always succeed; if you get an inexplicable EBUSY on the final
> unmount then we likely still have a leak someplace.

It succeeded.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/