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Re: [Qemu-devel] [PATCH v6 06/24] qcow2: Use 64 bits for refcount values
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From: |
Eric Blake |
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Subject: |
Re: [Qemu-devel] [PATCH v6 06/24] qcow2: Use 64 bits for refcount values |
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Date: |
Wed, 11 Feb 2015 10:01:32 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 02/10/2015 01:28 PM, 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 <address@hidden>
> ---
> block/qcow2-cluster.c | 2 +-
> block/qcow2-refcount.c | 40 +++++++++++++++++++---------------------
> block/qcow2.h | 6 +++---
> 3 files changed, 23 insertions(+), 25 deletions(-)
>
Reviewed-by: Eric Blake <address@hidden>
--
Eric Blake eblake redhat com +1-919-301-3266
Libvirt virtualization library http://libvirt.org
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- [Qemu-devel] [PATCH v6 01/24] qcow2: Add two new fields to BDRVQcowState, (continued)
- [Qemu-devel] [PATCH v6 01/24] qcow2: Add two new fields to BDRVQcowState, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 03/24] qcow2: Do not return new value after refcount update, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 02/24] qcow2: Add refcount_bits to format-specific info, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 04/24] qcow2: Only return status from qcow2_get_refcount, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 05/24] qcow2: Use unsigned addend for update_refcount(), Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 06/24] qcow2: Use 64 bits for refcount values, Max Reitz, 2015/02/10
- Re: [Qemu-devel] [PATCH v6 06/24] qcow2: Use 64 bits for refcount values,
Eric Blake <=
- [Qemu-devel] [PATCH v6 10/24] qcow2: Open images with refcount order != 4, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 08/24] qcow2: Helper function for refcount modification, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 12/24] qcow2: Use symbolic macros in qcow2_amend_options, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 07/24] qcow2: Helper for refcount array reallocation, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 09/24] qcow2: More helpers for refcount modification, Max Reitz, 2015/02/10
- [Qemu-devel] [PATCH v6 13/24] iotests: Prepare for refcount_bits option, Max Reitz, 2015/02/10