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Re: [Qemu-block] [PATCH 1/1] block: fix alignment calculations in bdrv_c
From: |
Kevin Wolf |
Subject: |
Re: [Qemu-block] [PATCH 1/1] block: fix alignment calculations in bdrv_co_do_zero_pwritev |
Date: |
Thu, 27 Apr 2017 16:44:36 +0200 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Am 26.04.2017 um 10:40 hat Denis V. Lunev geschrieben:
> tail_padding_bytes is calculated wrong. F.e. for
> offset = 0
> bytes = 2048
> align = 512
> we will have tail_padding_bytes = 512 which is definitely wrong. The patch
> fixes that arithmetics.
>
> Fortunately this problem is harmless, we will have 1 extra allocation and
> free thus there is no need to put this into stable. The problem is here
> from the very beginning.
>
> Signed-off-by: Denis V. Lunev <address@hidden>
> CC: Stefan Hajnoczi <address@hidden>
> CC: Fam Zheng <address@hidden>
Thanks, applied to block-next.
Kevin