Re: [PATCH] block: fix bogus EFAULT error from SG_IO ioctl

[Jens Axboe]

On 06/26/2015 03:44 AM, Paolo Bonzini wrote:
> Whenever blk_fill_sghdr_rq fails, its errno code is ignored and changed to
> EFAULT.  This can cause very confusing errors:
>
>    $ sg_persist -k /dev/sda
>    persistent reservation in: pass through os error: Bad address
>
> The fix is trivial, just propagate the return value from
> blk_fill_sghdr_rq.

Added, thanks.

--
Jens Axboe

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