From: Jan Kara <jack@suse.cz>
Date: Tue, 24 May 2011 15:59:18 +0000 (-0400)
Subject: jbd2: Add function jbd2_trans_will_send_data_barrier()
X-Git-Tag: v3.0-rc1~140^2~17
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bbd2be36910728f485ac78ea36e0f4f5a38e691e;p=pandora-kernel.git

jbd2: Add function jbd2_trans_will_send_data_barrier()

Provide a function which returns whether a transaction with given tid
will send a flush to the filesystem device.  The function will be used
by ext4 to detect whether fsync needs to send a separate flush or not.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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