[dm-devel] Re: [PATCH 14/14] barriers
Alasdair G Kergon
agk at redhat.com
Fri Apr 3 18:01:49 UTC 2009
On Fri, Mar 27, 2009 at 02:11:04AM -0400, Mikulas Patocka wrote:
> Barrier support.
Queued for linux-next.
> + else {
> + int error = dm_flush(md);
> + if (unlikely(error)) {
> + bio_endio(c, error);
> + goto next_bio;
> + }
> + if (bio_empty_barrier(c)) {
> + bio_endio(c, 0);
> + goto next_bio;
> + }
> +
> + __split_and_process_bio(md, c);
> +
> + error = dm_flush(md);
> + if (!error && md->barrier_error)
> + error = md->barrier_error;
> +
> + if (md->barrier_error != DM_ENDIO_REQUEUE)
> + bio_endio(c, error);
> + }
I made that a separate function.
Alasdair
--
agk at redhat.com
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