Messages in this thread | | | Subject | Re: [PATCH] add check do_direct_IO() return val | From | Badari Pulavarty <> | Date | Mon, 30 Jul 2007 14:24:43 -0700 |
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On Mon, 2007-07-30 at 13:53 -0700, Andrew Morton wrote: > On Sat, 28 Jul 2007 11:47:19 +0800 > Joe Jin <joe.jin@oracle.com> wrote: > > > > I tested Andrew's patch and panic was gone but got few ENOTBLK. > > > So I tried with Joe's patch , both panic and ENOTBLK are gone now. > > > But in Joe's patch if (ret == -ENOTBLK && (rw & WRITE)), dio_cleanup(dio) > > > was not getting called because of break. So I moved dio_cleanup just > > > after if (ret). > > > > Guru, actually, break from the loop with ENOTBLK will call dio_cleanup > > at leater, if call it too early, that means will put_page(), maybe cause > > other panic. > > > > fyi, I dropped the earlier patch and now we have nothing. Please let's get all > this sorted out in time for 2.6.23. Which is still many weeks away so there is > plenty of time to prepare something which was carefully reviewed and well-tested, > thanks.
I am also taking a look at it right now. Unfortunately, I don't think fix is that simple - since we need to return success, in case of a partial write.
Thanks, Badari
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