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Re: [PATCH 0/3] xen/blkback: several fixes of resource management

From Roger Pau Monné <roger.pau@citrix.com>
Newsgroups linux.kernel
Subject Re: [PATCH 0/3] xen/blkback: several fixes of resource management
Date 2017-05-18 17:00 +0200
Message-ID <tIv4f-47X-43@gated-at.bofh.it> (permalink)
References <tHE9z-22D-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, May 16, 2017 at 08:23:17AM +0200, Juergen Gross wrote:
> Destroying a Xen guest domain while it was doing I/Os via xen-blkback
> leaked several resources, including references of the guest's memory
> pages.
> 
> This patch series addresses those leaks by correcting usage of
> reference counts and the sequence when to free which resource.
> 
> The series applies on top of commit 2d4456c73a487abe ("block:
> xen-blkback: add null check to avoid null pointer dereference") in
> Jens Axboe's tree kernel/git/axboe/linux-block.git
> 
> Juergen Gross (3):
>   xen/blkback: fix disconnect while I/Os in flight
>   xen/blkback: don't free be structure too early
>   xen/blkback: don't use xen_blkif_get() in xen-blkback kthread

All 3:

Acked-by: Roger Pau Monné <roger.pau@citrix.com>

The comment reported by Dietmar in patch #1 would be nice to fix.

Roger.

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Thread

[PATCH 0/3] xen/blkback: several fixes of resource management Juergen Gross <jgross@suse.com> - 2017-05-16 08:30 +0200
  [PATCH 3/3] xen/blkback: don't use xen_blkif_get() in xen-blkback kthread Juergen Gross <jgross@suse.com> - 2017-05-16 08:30 +0200
  [PATCH 2/3] xen/blkback: don't free be structure too early Juergen Gross <jgross@suse.com> - 2017-05-16 08:30 +0200
  Re: [PATCH 0/3] xen/blkback: several fixes of resource management Steven Haigh <netwiz@crc.id.au> - 2017-05-18 04:10 +0200
  Re: [PATCH 0/3] xen/blkback: several fixes of resource management Roger Pau Monné <roger.pau@citrix.com> - 2017-05-18 17:00 +0200
    Re: [PATCH 0/3] xen/blkback: several fixes of resource management Juergen Gross <jgross@suse.com> - 2017-05-18 17:10 +0200

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