tree cfde4d8c4b1d721455c978a53e70a55a6c73c3ef
parent 9bfb18392ef586467277fa25d8f3a7a93611f6df
author Linus Torvalds <torvalds@woody.osdl.org> 1166570519 -0800
committer Linus Torvalds <torvalds@woody.osdl.org> 1166720671 -0800

Clean up and make try_to_free_buffers() not race with dirty pages

This is preparatory work in our continuing saga on some hard-to-trigger
file corruption with shared writable mmap() after the dirty page
tracking changes (commit d08b3851da41d0ee60851f2c75b118e1f7a5fc89 etc)
were merged.

Signed-off-by: Linus Torvalds <torvalds@osdl.org>