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Re: [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, r
From: |
Konrad Rzeszutek Wilk |
Subject: |
Re: [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER |
Date: |
Mon, 16 Apr 2012 13:10:21 -0400 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Mon, Apr 16, 2012 at 06:05:57PM +0100, Stefano Stabellini wrote:
> Signed-off-by: Stefano Stabellini <address@hidden>
Reviewed-by: Konrad Rzeszutek Wilk <address@hidden>
> ---
> hw/xen_disk.c | 8 ++++----
> 1 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/hw/xen_disk.c b/hw/xen_disk.c
> index 015d2af..3e4a47b 100644
> --- a/hw/xen_disk.c
> +++ b/hw/xen_disk.c
> @@ -183,12 +183,12 @@ static int ioreq_parse(struct ioreq *ioreq)
> case BLKIF_OP_READ:
> ioreq->prot = PROT_WRITE; /* to memory */
> break;
> - case BLKIF_OP_WRITE_BARRIER:
> + case BLKIF_OP_FLUSH_DISKCACHE:
> if (!ioreq->req.nr_segments) {
> ioreq->presync = 1;
> return 0;
> }
> - ioreq->presync = ioreq->postsync = 1;
> + ioreq->postsync = 1;
> /* fall through */
> case BLKIF_OP_WRITE:
> ioreq->prot = PROT_READ; /* from memory */
> @@ -354,7 +354,7 @@ static int ioreq_runio_qemu_aio(struct ioreq *ioreq)
> qemu_aio_complete, ioreq);
> break;
> case BLKIF_OP_WRITE:
> - case BLKIF_OP_WRITE_BARRIER:
> + case BLKIF_OP_FLUSH_DISKCACHE:
> if (!ioreq->req.nr_segments) {
> break;
> }
> @@ -627,7 +627,7 @@ static int blk_init(struct XenDevice *xendev)
> blkdev->file_size, blkdev->file_size >> 20);
>
> /* fill info */
> - xenstore_write_be_int(&blkdev->xendev, "feature-barrier", 1);
> + xenstore_write_be_int(&blkdev->xendev, "feature-flush-cache", 1);
> xenstore_write_be_int(&blkdev->xendev, "info", info);
> xenstore_write_be_int(&blkdev->xendev, "sector-size",
> blkdev->file_blk);
> xenstore_write_be_int(&blkdev->xendev, "sectors",
> --
> 1.7.2.5
- [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Stefano Stabellini, 2012/04/16
- Re: [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER,
Konrad Rzeszutek Wilk <=
- Re: [Qemu-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Christoph Hellwig, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Ian Campbell, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Christoph Hellwig, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Stefano Stabellini, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Ian Campbell, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Christoph Hellwig, 2012/04/25
- Re: [Qemu-devel] [Xen-devel] [PATCH] xen_disk: implement BLKIF_OP_FLUSH_DISKCACHE, remove BLKIF_OP_WRITE_BARRIER, Konrad Rzeszutek Wilk, 2012/04/26