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Re: [PATCH 0/9] More truncate improvements
From: |
Kevin Wolf |
Subject: |
Re: [PATCH 0/9] More truncate improvements |
Date: |
Thu, 7 May 2020 16:32:43 +0200 |
Am 07.05.2020 um 16:29 hat Eric Blake geschrieben:
> On 5/7/20 5:15 AM, Kevin Wolf wrote:
> > Am 28.04.2020 um 22:28 hat Eric Blake geschrieben:
> > > Based-on: <address@hidden>
> > > [PATCH v7 00/10] block: Fix resize (extending) of short overlays
> > >
> > > After reviewing Kevin's work, I questioned if we had a redundancy with
> > > bdrv_has_zero_init_truncate. It turns out we do, and this is the result.
> > >
> > > Patch 1 has been previously posted [1] and reviewed, the rest is new.
> > > I did not address Neils' comment that modern gluster also always
> > > 0-initializes [2], as I am not set up to verify it (my changes to the
> > > other drivers are semantic no-ops, so I don't feel as bad about
> > > posting them with less rigourous testing).
> > >
> > > [1] https://lists.gnu.org/archive/html/qemu-devel/2020-01/msg08070.html
> > > [2] https://lists.gnu.org/archive/html/qemu-devel/2020-02/msg04266.html
> >
> > block/parallels.c: In function 'parallels_co_writev':
> > block/parallels.c:218:12: error: 'ret' may be used uninitialized in this
> > function [-Werror=maybe-uninitialized]
> > 218 | if (ret < 0) {
> > | ^
> > block/parallels.c:169:9: note: 'ret' was declared here
> > 169 | int ret;
> > | ^~~
> > cc1: all warnings being treated as errors
>
> Yep, fixup posted here:
> https://lists.gnu.org/archive/html/qemu-devel/2020-04/msg05199.html
>
> >
> > Apart from that, you can add:
> >
> > Reviewed-by: Kevin Wolf <address@hidden>
>
> Do you need me to send a v2?
Ah, sorry, I missed that you had already sent a fixup. I'll squash it
in.
Kevin