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Re: [PATCH v2 2/4] qcow2: Don't round the L1 table allocation up to the
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From: |
Max Reitz |
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Subject: |
Re: [PATCH v2 2/4] qcow2: Don't round the L1 table allocation up to the sector size |
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Date: |
Tue, 14 Jan 2020 14:46:01 +0100 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.1 |
On 09.01.20 20:13, Alberto Garcia wrote:
> The L1 table is read from disk using the byte-based bdrv_pread() and
> is never accessed beyond its last element, so there's no need to
> allocate more memory than that.
>
> Signed-off-by: Alberto Garcia <address@hidden>
> ---
> block/qcow2-cluster.c | 5 ++---
> block/qcow2-refcount.c | 2 +-
> block/qcow2-snapshot.c | 3 +--
> block/qcow2.c | 2 +-
> 4 files changed, 5 insertions(+), 7 deletions(-)
Reviewed-by: Max Reitz <address@hidden>
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- Re: [PATCH v2 3/4] qcow2: Tighten cluster_offset alignment assertions, (continued)
[PATCH v2 4/4] qcow2: Use BDRV_SECTOR_SIZE instead of the hardcoded value, Alberto Garcia, 2020/01/09
[PATCH v2 2/4] qcow2: Don't round the L1 table allocation up to the sector size, Alberto Garcia, 2020/01/09
- Re: [PATCH v2 2/4] qcow2: Don't round the L1 table allocation up to the sector size,
Max Reitz <=