linux-ext4 - Re: [PATCH] ext4: fix quota accounting in case of fallocate

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Message-ID: <87pr2ldguy.fsf@openvz.org>
Date:	Tue, 30 Mar 2010 18:27:49 +0400
From:	Dmitry Monakhov <dmonakhov@...nvz.org>
To:	linux-ext4@...r.kernel.org
Cc:	tytso@....edu, aneesh.kumar@...ux.vnet.ibm.com
Subject: Re: [PATCH] ext4: fix quota accounting in case of fallocate

Dmitry Monakhov <dmonakhov@...nvz.org> writes:

> allocated_meta_data is already included in 'used' variable.
Since 2.6.33 is also affected the patch have to be pushed to
stable IMHO.
>
> Signed-off-by: Dmitry Monakhov <dmonakhov@...nvz.org>
> ---
>  fs/ext4/inode.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
> index bec222c..bf989fb 100644
> --- a/fs/ext4/inode.c
> +++ b/fs/ext4/inode.c
> @@ -1110,7 +1110,8 @@ void ext4_da_update_reserve_space(struct inode *inode,
>  		 */
>  		if (allocated_meta_blocks)
>  			dquot_claim_block(inode, allocated_meta_blocks);
> -		dquot_release_reservation_block(inode, mdb_free + used);
> +		dquot_release_reservation_block(inode, mdb_free + used -
> +			allocated_meta_blocks);
>  	}
>  
>  	/*
--
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