mark_buffer_dirty man page on Scientific

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MARK_BUFFER_DIRTY(9)		 The Linux VFS		  MARK_BUFFER_DIRTY(9)

NAME
       mark_buffer_dirty - mark a buffer_head as needing writeout

SYNOPSIS
       void mark_buffer_dirty(struct buffer_head * bh);

ARGUMENTS
       bh
	   the buffer_head to mark dirty

DESCRIPTION
       mark_buffer_dirty will set the dirty bit against the buffer, then set
       its backing page dirty, then tag the page as dirty in its
       address_space´s radix tree and then attach the address_space´s inode to
       its superblock´s dirty inode list.

       mark_buffer_dirty is atomic. It takes
       bh->b_page->mapping->private_lock, mapping->tree_lock and the global
       inode_lock.

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