From: Eduardo Habkost <ehabkost@redhat.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: qemu-devel@nongnu.org, Igor Mammedov <imammedo@redhat.com>,
Wei Yang <richardw.yang@linux.intel.com>,
Zhang Yi <yi.z.zhang@linux.intel.com>
Subject: Re: [Qemu-devel] [PATCH v3 2/2] hostmem-file: reject invalid pmem file sizes
Date: Fri, 8 Mar 2019 14:53:36 -0300 [thread overview]
Message-ID: <20190308175336.GF8899@habkost.net> (raw)
In-Reply-To: <20190214031004.32522-3-stefanha@redhat.com>
On Thu, Feb 14, 2019 at 11:10:04AM +0800, Stefan Hajnoczi wrote:
> Guests started with NVDIMMs larger than the underlying host file produce
> confusing errors inside the guest. This happens because the guest
> accesses pages beyond the end of the file.
>
> Check the pmem file size on startup and print a clear error message if
> the size is invalid.
>
> Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1669053
> Cc: Wei Yang <richardw.yang@linux.intel.com>
> Cc: Zhang Yi <yi.z.zhang@linux.intel.com>
> Cc: Eduardo Habkost <ehabkost@redhat.com>
> Cc: Igor Mammedov <imammedo@redhat.com>
> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
I've just noticed this wasn't picked up on my previous pull
request. I'm queueing this on machine-next, now.
--
Eduardo
next prev parent reply other threads:[~2019-03-08 17:53 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-14 3:10 [Qemu-devel] [PATCH v3 0/2] hostmem-file: reject invalid pmem file sizes Stefan Hajnoczi
2019-02-14 3:10 ` [Qemu-devel] [PATCH v3 1/2] hostmem: simplify ifdef-s in file_backend_memory_alloc() Stefan Hajnoczi
2019-02-14 7:26 ` Wei Yang
2019-02-14 8:16 ` Stefan Hajnoczi
2019-03-01 10:40 ` Igor Mammedov
2019-03-01 16:47 ` Stefan Hajnoczi
2019-03-06 10:23 ` Laurent Vivier
2019-02-14 3:10 ` [Qemu-devel] [PATCH v3 2/2] hostmem-file: reject invalid pmem file sizes Stefan Hajnoczi
2019-02-14 4:19 ` Wei Yang
2019-02-14 8:15 ` Stefan Hajnoczi
2019-02-14 8:20 ` Wei Yang
2019-02-14 11:01 ` Igor Mammedov
2019-03-08 17:53 ` Eduardo Habkost [this message]
2019-02-14 8:50 ` [Qemu-devel] [PATCH v3 0/2] " Pankaj Gupta
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