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From: Fam Zheng <famz@redhat.com>
To: "Denis V. Lunev" <den@openvz.org>
Cc: qemu-devel@nongnu.org, qemu-block@nongnu.org,
	Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Kevin Wolf <kwolf@redhat.com>, Max Reitz <mreitz@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 1/3] block: fixed BdrvTrackedRequest filling in bdrv_co_discard
Date: Thu, 16 Jun 2016 15:33:16 +0800	[thread overview]
Message-ID: <20160616073316.GA15312@ad.usersys.redhat.com> (raw)
In-Reply-To: <1466060287-31514-2-git-send-email-den@openvz.org>

On Thu, 06/16 09:58, Denis V. Lunev wrote:
> The request is area is specified in bytes, not in sectors.

s/request is/request/

> 
> Signed-off-by: Denis V. Lunev <den@openvz.org>
> CC: Vladimir Sementsov-Ogievskiy<vsementsov@virtuozzo.com>
> CC: Stefan Hajnoczi <stefanha@redhat.com>
> CC: Fam Zheng <famz@redhat.com>
> CC: Kevin Wolf <kwolf@redhat.com>
> CC: Max Reitz <mreitz@redhat.com>
> ---
>  block/io.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/block/io.c b/block/io.c
> index afb99c4..b51f681 100644
> --- a/block/io.c
> +++ b/block/io.c
> @@ -2263,8 +2263,8 @@ int coroutine_fn bdrv_co_discard(BlockDriverState *bs, int64_t sector_num,
>          return 0;
>      }
>  
> -    tracked_request_begin(&req, bs, NULL, sector_num, nb_sectors,
> -                          BDRV_TRACKED_DISCARD);
> +    tracked_request_begin(&req, bs, NULL, sector_num << BDRV_SECTOR_BITS,
> +                          nb_sectors << BDRV_SECTOR_BITS, BDRV_TRACKED_DISCARD);
>      bdrv_set_dirty(bs, sector_num, nb_sectors);
>  
>      max_discard = MIN_NON_ZERO(bs->bl.max_discard, BDRV_REQUEST_MAX_SECTORS);
> -- 
> 2.5.0
> 

Reviewed-by: Fam Zheng <famz@redhat.com>

  reply	other threads:[~2016-06-16  7:33 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-16  6:58 [Qemu-devel] [PATCH 0/3] potentially broken drive-mirror/drive-backup in bdrv_co_discard Denis V. Lunev
2016-06-16  6:58 ` [Qemu-devel] [PATCH 1/3] block: fixed BdrvTrackedRequest filling " Denis V. Lunev
2016-06-16  7:33   ` Fam Zheng [this message]
2016-06-16  6:58 ` [Qemu-devel] [PATCH 2/3] block: fix race in bdrv_co_discard with drive-mirror Denis V. Lunev
2016-06-16  7:38   ` Fam Zheng
2016-06-16  9:34   ` Vladimir Sementsov-Ogievskiy
2016-06-16  9:39     ` Denis V. Lunev
2016-06-16  6:58 ` [Qemu-devel] [PATCH 3/3] block: process before_write_notifiers in bdrv_co_discard Denis V. Lunev
2016-06-16  7:38   ` Fam Zheng
2016-06-16 18:00 ` [Qemu-devel] [PATCH 0/3] potentially broken drive-mirror/drive-backup " Paolo Bonzini
  -- strict thread matches above, loose matches on Subject: below --
2016-06-16 16:09 [Qemu-devel] [PATCH v2 " Denis V. Lunev
2016-06-16 16:09 ` [Qemu-devel] [PATCH 1/3] block: fixed BdrvTrackedRequest filling " Denis V. Lunev
2016-06-16 17:39   ` Eric Blake

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