Re: [Ocfs2-devel] [PATCH v4 2/2] ocfs2: clear unaligned io flagwhen dio fails

From: Joel Becker
Date: Wed Jul 04 2012 - 03:34:20 EST


On Wed, Jun 27, 2012 at 05:09:55PM +0800, Junxiao Bi wrote:
> The unaligned io flag is set in the kiocb when an unaligned
> dio is issued, it should be cleared even when the dio fails,
> or it may affect the following io which are using the same
> kiocb.
>
> Signed-off-by: Junxiao Bi <junxiao.bi@xxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx

This patch is now part of the 'fixes' branch of ocfs2.git.

Joel

> ---
> fs/ocfs2/file.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
> index 061591a..98513c8 100644
> --- a/fs/ocfs2/file.c
> +++ b/fs/ocfs2/file.c
> @@ -2422,8 +2422,10 @@ out_dio:
> unaligned_dio = 0;
> }
>
> - if (unaligned_dio)
> + if (unaligned_dio) {
> + ocfs2_iocb_clear_unaligned_aio(iocb);
> atomic_dec(&OCFS2_I(inode)->ip_unaligned_aio);
> + }
>
> out:
> if (rw_level != -1)
> --
> 1.7.9.5
>
>
> _______________________________________________
> Ocfs2-devel mailing list
> Ocfs2-devel@xxxxxxxxxxxxxx
> https://oss.oracle.com/mailman/listinfo/ocfs2-devel

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