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Re: [PATCH 1/3] xen-blkfront: fix places not updated after introducing 64KB page granularity

From Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Newsgroups linux.kernel
Subject Re: [PATCH 1/3] xen-blkfront: fix places not updated after introducing 64KB page granularity
Date 2016-07-28 03:30 +0200
Message-ID <rZIj7-7ua-3@gated-at.bofh.it> (permalink)
References <rZ36h-6p2-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Jul 26, 2016 at 01:19:35PM +0800, Bob Liu wrote:
> Two places didn't get updated when 64KB page granularity was introduced, this
> patch fix them.
> 
> Signed-off-by: Bob Liu <bob.liu@oracle.com>
> Acked-by: Roger Pau Monné <roger.pau@citrix.com>

Could you rebase this on xen-tip/for-linus-4.8 pls?

> ---
>  drivers/block/xen-blkfront.c |    4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
> index fcc5b4e..032fc94 100644
> --- a/drivers/block/xen-blkfront.c
> +++ b/drivers/block/xen-blkfront.c
> @@ -1321,7 +1321,7 @@ free_shadow:
>  			rinfo->ring_ref[i] = GRANT_INVALID_REF;
>  		}
>  	}
> -	free_pages((unsigned long)rinfo->ring.sring, get_order(info->nr_ring_pages * PAGE_SIZE));
> +	free_pages((unsigned long)rinfo->ring.sring, get_order(info->nr_ring_pages * XEN_PAGE_SIZE));
>  	rinfo->ring.sring = NULL;
>  
>  	if (rinfo->irq)
> @@ -2013,7 +2013,7 @@ static int blkif_recover(struct blkfront_info *info)
>  
>  	blkfront_gather_backend_features(info);
>  	segs = info->max_indirect_segments ? : BLKIF_MAX_SEGMENTS_PER_REQUEST;
> -	blk_queue_max_segments(info->rq, segs);
> +	blk_queue_max_segments(info->rq, segs / GRANTS_PER_PSEG);
>  
>  	for (r_index = 0; r_index < info->nr_rings; r_index++) {
>  		struct blkfront_ring_info *rinfo = &info->rinfo[r_index];
> -- 
> 1.7.10.4
> 

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Thread

[PATCH 1/3] xen-blkfront: fix places not updated after introducing 64KB page granularity Bob Liu <bob.liu@oracle.com> - 2016-07-26 07:30 +0200
  [PATCH v2 2/3] xen-blkfront: introduce blkif_set_queue_limits() Bob Liu <bob.liu@oracle.com> - 2016-07-26 07:30 +0200
    Re: [PATCH v2 2/3] xen-blkfront: introduce blkif_set_queue_limits() Roger Pau Monné <roger.pau@citrix.com> - 2016-07-27 12:50 +0200
  [PATCH v2 3/3] xen-blkfront: dynamic configuration of per-vbd resources Bob Liu <bob.liu@oracle.com> - 2016-07-26 07:30 +0200
    Re: [PATCH v2 3/3] xen-blkfront: dynamic configuration of per-vbd  resources Roger Pau Monné <roger.pau@citrix.com> - 2016-07-26 10:50 +0200
      Re: [PATCH v2 3/3] xen-blkfront: dynamic configuration of per-vbd  resources Bob Liu <bob.liu@oracle.com> - 2016-07-26 11:00 +0200
        Re: [PATCH v2 3/3] xen-blkfront: dynamic configuration of per-vbd  resources Roger Pau Monné <roger.pau@citrix.com> - 2016-07-26 18:00 +0200
  Re: [PATCH 1/3] xen-blkfront: fix places not updated after  introducing 64KB page granularity Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> - 2016-07-28 03:30 +0200
    Re: [PATCH 1/3] xen-blkfront: fix places not updated after introducing  64KB page granularity Bob Liu <bob.liu@oracle.com> - 2016-07-28 11:10 +0200

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