Messages in this thread | | | From | OGAWA Hirofumi <> | Subject | Re: nfs accesses of FAT fs folders causes deadlock on lock_super | Date | Wed, 05 May 2010 03:41:27 +0900 |
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Fredrick Prashanth John Berchmans <fredrickprashanth@gmail.com> writes:
> On Tue, May 4, 2010 at 3:32 AM, Christoph Hellwig <hch@infradead.org> wrote: >> On Mon, May 03, 2010 at 10:59:42PM -0700, Fredrick Prashanth John Berchmans wrote: >>> The box was running kernel version 2.6.27.10. >>> But I think the FAT code has not changed much. >> >> But the nfsd code has and now doesn't call lookup from the filldir >> callback anymore. >> >> > > I see from nfsd code, it seems the compose_entry_fh still calls > lookup_one_len, which is now > called from encode_entryplus_baggage instead of entry_encode. > Am I right?
As far as I can see, nfsd is buffering the result of readdir, then do jobs (encode_fh, etc.) with it on other context of readdir.
Aren't you missing a buffering of nfsd_buffered_readdir()?
Thanks. -- OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
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