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JOURNAL_DIRTY_DATA(9)	   The Linux Journalling API	 JOURNAL_DIRTY_DATA(9)

NAME
       journal_dirty_data - mark a buffer as containing dirty data to be
       flushed

SYNOPSIS
       int journal_dirty_data(handle_t * handle, struct buffer_head * bh);

ARGUMENTS
       handle
	   transaction

       bh
	   bufferhead to mark

DESCRIPTION
       Mark a buffer as containing dirty data which needs to be flushed before
       we can commit the current transaction.

       The buffer is placed on the transaction´s data list and is marked as
       belonging to the transaction.

       Returns error number or 0 on success.

       journal_dirty_data can be called via page_launder->ext3_writepage by
       kswapd.

AUTHORS
       Roger Gammans <rgammans@computer-surgery.co.uk>
	   Author.

       Stephen Tweedie <sct@redhat.com>
	   Author.

COPYRIGHT
Kernel Hackers Manual 2.6.	 November 2013		 JOURNAL_DIRTY_DATA(9)

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