From: Christoph Hellwig <hch@infradead.org>
Date: Tue, 27 Mar 2012 14:34:47 +0000 (-0400)
Subject: xfs: reduce ilock hold times in xfs_file_aio_write_checks
X-Git-Tag: v3.5-rc1~91^2~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=467f78992a0743e0e71729e4faa20b67b0f25289;p=pandora-kernel.git

xfs: reduce ilock hold times in xfs_file_aio_write_checks

We do not need the ilock for generic_write_checks and the i_size_read,
which are protected by i_mutex and/or iolock, so reduce the ilock
critical section to just the call to xfs_zero_eof.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
---

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