1JOURNAL_DIRTY_DATA(9)      The Linux Journalling API     JOURNAL_DIRTY_DATA(9)
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NAME

6       journal_dirty_data - mark a buffer as containing dirty data to be
7       flushed
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SYNOPSIS

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

13       handle
14           transaction
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16       bh
17           bufferhead to mark
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DESCRIPTION

20       Mark a buffer as containing dirty data which needs to be flushed before
21       we can commit the current transaction.
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23       The buffer is placed on the transaction´s data list and is marked as
24       belonging to the transaction.
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26       Returns error number or 0 on success.
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28       journal_dirty_data can be called via page_launder->ext3_writepage by
29       kswapd.
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AUTHORS

32       Roger Gammans <rgammans@computer-surgery.co.uk>
33           Author.
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35       Stephen Tweedie <sct@redhat.com>
36           Author.
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39Kernel Hackers Manual 2.6.         June 2019             JOURNAL_DIRTY_DATA(9)
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