On Mon, May 7, 2012 at 10:54 AM, Ingo Molnar <mingo@xxxxxxxxxx> wrote:
>
> * Sasha Levin <levinsasha928@xxxxxxxxx> wrote:
>
>> Currently, we'll try mounting any device who's major device number is
>> UNNAMED_MAJOR as NFS root. This would happen for non-NFS devices as well (such
>> as 9p devices) but it wouldn't cause any issues since mounting the device
>> as NFS would fail quickly and the code proceeded to doing the proper mount:
>>
>> [ 101.522716] VFS: Unable to mount root fs via NFS, trying floppy.
>> [ 101.534499] VFS: Mounted root (9p filesystem) on device 0:18.
>>
>> Commit 6829a048 ("NFS: Retry mounting NFSROOT") has introduced retries when
>> mounting NFS root, which means that now we don't immediately fail and instead
>> it takes an additional 90+ seconds until we stop retrying, which has revealed
>> the issue this patch fixes.
>
> Just wondering, which tree is commit 6829a048 included in? It
> does not appear to be mainline AFAICS.
It's 43717c7daebf10b43f12e68512484b3095bb1ba5 in mainline now.
Commit 6829a048 was from the -next tree (not sure which one of the
-next trees, but if you grab -next you'll see it there). I've prepared
this patch a while ago when it wasn't in mainline yet.
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