From: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
To: Mingming Cao <cmm@us.ibm.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: [RFC][PATCH 4/6] delalloc ENOSPC: avoid free blocks double booking
Date: Mon, 2 Jun 2008 12:21:47 +0530 [thread overview]
Message-ID: <20080602065147.GC26379@skywalker> (raw)
In-Reply-To: <1212363370.4368.67.camel@localhost.localdomain>
On Sun, Jun 01, 2008 at 04:36:10PM -0700, Mingming Cao wrote:
> ext4: delalloc block reservation avoid double accounting
>
> From: Mingming cao <cmm@us.ibm.com>
>
> Since fs free blocks counters are already reduced at the block reservation
> time, we need to let the underlying block allocation know to avoid
> decrease the free blocks counter again when real block allocation finished.
>
> Signed-off-by: Mingming cao <cmm@us.ibm.com>
> ---
> fs/ext4/dir.c | 3 ++-
> fs/ext4/ext4.h | 6 +++++-
> fs/ext4/ext4_i.h | 1 +
> fs/ext4/extents.c | 2 +-
> fs/ext4/inode.c | 25 ++++++++++++++++++-------
> fs/ext4/mballoc.c | 13 ++++++++++++-
> fs/ext4/super.c | 2 ++
> 7 files changed, 41 insertions(+), 11 deletions(-)
>
I guess you would need a similar change for balloc.c
-aneesh
next prev parent reply other threads:[~2008-06-02 6:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-06-01 23:36 [RFC][PATCH 4/6] delalloc ENOSPC: avoid free blocks double booking Mingming Cao
2008-06-02 6:51 ` Aneesh Kumar K.V [this message]
2008-06-02 7:12 ` Mingming Cao
2008-06-02 7:59 ` Aneesh Kumar K.V
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