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Re: [Qemu-devel] [Qemu-block] [PATCH] block: fix write with zero flag se


From: Alberto Garcia
Subject: Re: [Qemu-devel] [Qemu-block] [PATCH] block: fix write with zero flag set and iovector provided
Date: Thu, 01 Feb 2018 15:29:28 +0100
User-agent: Notmuch/0.18.2 (http://notmuchmail.org) Emacs/24.4.1 (i586-pc-linux-gnu)

On Thu 01 Feb 2018 03:16:31 PM CET, Anton Nefedov wrote:
> The normal bdrv_co_pwritev() use is either
>   - BDRV_REQ_ZERO_WRITE reset and iovector provided
>   - BDRV_REQ_ZERO_WRITE set and iovector == NULL
>
> while
>   - the flag reset and iovector == NULL is an assertion failure
>     in bdrv_co_do_zero_pwritev()

Where is that assertion?

Berto



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