linux-ext4 - [Bug 15074] Problem with quota on ext4

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Message-Id: <201002100850.o1A8oY11017405@demeter.kernel.org>
Date:	Wed, 10 Feb 2010 08:50:34 GMT
From:	bugzilla-daemon@...zilla.kernel.org
To:	linux-ext4@...r.kernel.org
Subject: [Bug 15074] Problem with quota on ext4

http://bugzilla.kernel.org/show_bug.cgi?id=15074





--- Comment #12 from Dmitri Monakhov <dmonakhov@...nvz.org>  2010-02-10 08:49:56 ---
Created an attachment (id=24986)
 --> (http://bugzilla.kernel.org/attachment.cgi?id=24986)
print warning about inconsistent quota usage

Jan this patch does as much as we can in case of unexpected quota
inconsistency.
I should be applied on top of
http://marc.info/?l=linux-ext4&m=126106356824375&w=2
Should i combine it in to one patch ?
1) It charge reserved space during quotaon
2) fixup quota_reservation on claim and release.
In both cases error message will be printed(in first case it will be printed
twice)

test
dd if=/dev/zero of=/mnt bs=1k &
quotaon /mnt
killall dd
sync
I've test it and has got nice warning messages without triggering WARN(true)
in claim_rsv and free_rsv

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