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SubjectRe: [PATCH v1 1/7] xen-blkback: print stats about persistent grants
On Wed, Mar 27, 2013 at 12:10:37PM +0100, Roger Pau Monne wrote:
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
> Cc: xen-devel@lists.xen.org
> Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

Looks good.
> ---
> drivers/block/xen-blkback/blkback.c | 6 ++++--
> 1 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
> index dd5b2fe..f7526db 100644
> --- a/drivers/block/xen-blkback/blkback.c
> +++ b/drivers/block/xen-blkback/blkback.c
> @@ -382,10 +382,12 @@ irqreturn_t xen_blkif_be_int(int irq, void *dev_id)
> static void print_stats(struct xen_blkif *blkif)
> {
> pr_info("xen-blkback (%s): oo %3llu | rd %4llu | wr %4llu | f %4llu"
> - " | ds %4llu\n",
> + " | ds %4llu | pg: %4u/%4u\n",
> current->comm, blkif->st_oo_req,
> blkif->st_rd_req, blkif->st_wr_req,
> - blkif->st_f_req, blkif->st_ds_req);
> + blkif->st_f_req, blkif->st_ds_req,
> + blkif->persistent_gnt_c,
> + max_mapped_grant_pages(blkif->blk_protocol));
> blkif->st_print = jiffies + msecs_to_jiffies(10 * 1000);
> blkif->st_rd_req = 0;
> blkif->st_wr_req = 0;
> --
> 1.7.7.5 (Apple Git-26)
>
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