ext4: nuke pdflush from comments
The pdflush thread is long gone, so this patch removes references to pdflush from ext4 comments. Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Andreas Dilger <adilger.kernel@dilger.ca> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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@ -1970,7 +1970,7 @@ static void ext4_end_io_buffer_write(struct buffer_head *bh, int uptodate);
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* This function can get called via...
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* - ext4_da_writepages after taking page lock (have journal handle)
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* - journal_submit_inode_data_buffers (no journal handle)
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* - shrink_page_list via pdflush (no journal handle)
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* - shrink_page_list via the kswapd/direct reclaim (no journal handle)
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* - grab_page_cache when doing write_begin (have journal handle)
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*
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* We don't do any block allocation in this function. If we have page with
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