linux-kernel - Re: nbd: on-the-fly resize does not work any more

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <AE8A8EC3-1A09-4257-AA6F-9C35B16C9A29@fb.com>
Date:   Mon, 19 Feb 2018 19:04:55 +0000
From:   Josef Bacik <jbacik@...com>
To:     Mykola Golub <to.my.trociny@...il.com>
CC:     Jens Axboe <axboe@...nel.dk>, Jason Dillaman <jdillama@...hat.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "ceph-devel@...r.kernel.org" <ceph-devel@...r.kernel.org>
Subject: Re: nbd: on-the-fly resize does not work any more

Yeah I fucked that up, I’ll fix it when I’m back from holiday tomorrow.  Thanks,

Josef

Sent from my iPhone

> On Feb 18, 2018, at 1:08 PM, Mykola Golub <to.my.trociny@...il.com> wrote:
> 
> Hi,
> 
> It looks like after the recent changes to nbd driver, on-the-fly
> resize has stopped working for rbd-nbd. Particularly this change [1]
> breaks how NBD_SET_SIZE is used for rbd-nbd on-the-fly resize [2].
> 
> Could this be fixed?
> 
> [1] https://github.com/torvalds/linux/commit/639812a1ed9bf49ae2c026086fbf975339cd1eef
> [2] https://github.com/ceph/ceph/blob/483f14c/src/tools/rbd_nbd/rbd-nbd.cc#L488
> 
> -- 
> Mykola Golub