From: "Roger Pau Monné" <roger.pau@citrix.com>
To: Bob Liu <bob.liu@oracle.com>, <xen-devel@lists.xenproject.org>
Cc: <boris.ostrovsky@oracle.com>, <jennifer.herbert@citrix.com>,
<david.vrabel@citrix.com>, <linux-kernel@vger.kernel.org>,
<konrad.wilk@oracle.com>
Subject: Re: [PATCH RESEND 1/2] xen/blkback: safely unmap purge persistent grants
Date: Thu, 26 Mar 2015 16:23:27 +0100 [thread overview]
Message-ID: <5514246F.7020909@citrix.com> (raw)
In-Reply-To: <1427372161-4964-1-git-send-email-bob.liu@oracle.com>
El 26/03/15 a les 13.16, Bob Liu ha escrit:
> Commit c43cf3ea8385 ("xen-blkback: safely unmap grants in case they are still
> in use") use gnttab_unmap_refs_async() to wait until the mapped pages are no
> longer in use before unmapping them, but that commit missed the persistent case.
> Purge persistent pages can't be unmapped either unless no longer in use.
>
> Signed-off-by: Bob Liu <bob.liu@oracle.com>
AFAICT since this is basically the same patch as what I've sent:
Acked-by: Roger Pau Monné <roger.pau@citrix.com>
next prev parent reply other threads:[~2015-03-26 15:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-26 12:16 [PATCH RESEND 1/2] xen/blkback: safely unmap purge persistent grants Bob Liu
2015-03-26 12:16 ` [PATCH 2/2] xen/grant: introduce func gnttab_unmap_refs_async_wait_completion() Bob Liu
2015-03-26 15:32 ` Roger Pau Monné
2015-03-28 0:44 ` Konrad Rzeszutek Wilk
2015-03-30 0:03 ` Bob Liu
2015-04-01 10:05 ` [Xen-devel] " David Vrabel
2015-03-26 19:01 ` Konrad Rzeszutek Wilk
2015-04-01 10:18 ` [Xen-devel] " David Vrabel
2015-04-01 11:55 ` Bob Liu
2015-03-26 15:23 ` Roger Pau Monné [this message]
2015-03-26 19:01 ` [PATCH RESEND 1/2] xen/blkback: safely unmap purge persistent grants Konrad Rzeszutek Wilk
2015-03-26 20:11 ` Jens Axboe
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