Help with filing a [maybe] ZFS/mmap bug.

[Andriy Gapon]

on 18/11/2013 11:23 Steven Hartland said the following:
> ----- Original Message ----- From: "Andriy Gapon" <avg at FreeBSD.org>
> To: "Steven Hartland" <killing at multiplay.co.uk>; <hartzell at alerce.com>;
> <freebsd-stable at FreeBSD.org>
> Sent: Monday, November 18, 2013 8:42 AM
> Subject: Re: Help with filing a [maybe] ZFS/mmap bug.
> 
> 
>> on 17/11/2013 17:53 Steven Hartland said the following:
>>>
>>> ----- Original Message ----- From: "Andriy Gapon" <avg at FreeBSD.org>
>>>> - vm_page_clear_dirty(pp, off, nbytes);
>>>> + if (nbytes != 0)
>>>> + vm_page_clear_dirty(pp, off, nbytes);
>>>>  }
>>>>  break;
>>>
>>> Thanks Andriy, looking to test this here but 8.3 doesn't have a page_busy
>>> method in zfs_vnops.c so I'm not sure how to proceed on this?
>>
>> Does it have vm_page_clear_dirty call?
> 
> Nope.
> 

Then you do not have this bug.  It's possible that you might have a different
bug, though.  Perhaps merge the relevant change from stable/8 and then apply the
patch?..


-- 
Andriy Gapon