From: Eric Blake <eblake@redhat.com>
To: Max Reitz <mreitz@redhat.com>, qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Stefan Hajnoczi <stefanha@redhat.com>
Subject: Re: [Qemu-devel] [PATCH v5 06/26] qcow2: Use 64 bits for refcount values
Date: Thu, 22 Jan 2015 08:35:04 -0700 [thread overview]
Message-ID: <54C118A8.8040800@redhat.com> (raw)
In-Reply-To: <1418647857-3589-7-git-send-email-mreitz@redhat.com>
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On 12/15/2014 05:50 AM, Max Reitz wrote:
> Refcounts may have a width of up to 64 bits, so qemu should use the same
> width to represent refcount values internally.
>
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> ---
> block/qcow2-cluster.c | 2 +-
> block/qcow2-refcount.c | 46 ++++++++++++++++++++++------------------------
> block/qcow2.h | 4 ++--
> 3 files changed, 25 insertions(+), 27 deletions(-)
>
Reviewed-by: Eric Blake <eblake@redhat.com>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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next prev parent reply other threads:[~2015-01-22 15:35 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-12-15 12:50 [Qemu-devel] [PATCH v5 00/26] qcow2: Support refcount orders != 4 Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 01/26] qcow2: Add two new fields to BDRVQcowState Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 02/26] qcow2: Add refcount_bits to format-specific info Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 03/26] qcow2: Do not return new value after refcount update Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 04/26] qcow2: Only return status from qcow2_get_refcount Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 05/26] qcow2: Use unsigned addend for update_refcount() Max Reitz
2015-01-22 15:33 ` Eric Blake
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 06/26] qcow2: Use 64 bits for refcount values Max Reitz
2015-01-22 15:35 ` Eric Blake [this message]
2015-02-03 19:26 ` Kevin Wolf
2015-02-03 19:48 ` Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 07/26] qcow2: Respect error in qcow2_alloc_bytes() Max Reitz
2015-02-04 11:40 ` Kevin Wolf
2015-02-04 15:04 ` Max Reitz
2015-02-04 15:12 ` Kevin Wolf
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 08/26] qcow2: Refcount overflow and qcow2_alloc_bytes() Max Reitz
2015-02-04 11:55 ` Kevin Wolf
2015-02-04 15:33 ` Max Reitz
2015-02-04 16:10 ` Kevin Wolf
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 09/26] qcow2: Helper for refcount array reallocation Max Reitz
2015-02-04 13:21 ` Kevin Wolf
2015-02-04 15:57 ` Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 10/26] qcow2: Helper function for refcount modification Max Reitz
2015-02-04 16:06 ` Kevin Wolf
2015-02-04 17:12 ` Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 11/26] qcow2: More helpers " Max Reitz
2015-02-04 13:53 ` Kevin Wolf
2015-02-04 15:59 ` Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 12/26] qcow2: Open images with refcount order != 4 Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 13/26] qcow2: refcount_order parameter for qcow2_create2 Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 14/26] qcow2: Use symbolic macros in qcow2_amend_options Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 15/26] iotests: Prepare for refcount_bits option Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 16/26] qcow2: Allow creation with refcount order != 4 Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 17/26] progress: Allow regressing progress Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 18/26] block: Add opaque value to the amend CB Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 19/26] qcow2: Use error_report() in qcow2_amend_options() Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 20/26] qcow2: Use abort() instead of assert(false) Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 21/26] qcow2: Split upgrade/downgrade paths for amend Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 22/26] qcow2: Use intermediate helper CB " Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 23/26] qcow2: Add function for refcount order amendment Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 24/26] qcow2: Invoke refcount order amendment function Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 25/26] qcow2: Point to amend function in check Max Reitz
2014-12-15 12:50 ` [Qemu-devel] [PATCH v5 26/26] iotests: Add test for different refcount widths Max Reitz
2015-01-20 22:48 ` [Qemu-devel] [PATCH v5 00/26] qcow2: Support refcount orders != 4 Max Reitz
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