From: Christoph Hellwig <hch@infradead.org>
Date: Fri, 24 Jun 2011 18:29:45 +0000 (-0400)
Subject: fs: move inode_dio_wait calls into ->setattr
X-Git-Tag: v3.1-rc1~282^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=562c72aa57c36b178eacc3500a0215651eca9429;p=pandora-kernel.git

fs: move inode_dio_wait calls into ->setattr

Let filesystems handle waiting for direct I/O requests themselves instead
of doing it beforehand.  This means filesystem-specific locks to prevent
new dio referenes from appearing can be held.  This is important to allow
generalizing i_dio_count to non-DIO_LOCKING filesystems.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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