tree 8e16f734aebba063e0df052825ac375aefeeab5a
parent e1ca7788dec6773b1a2bce51b7141948f2b8bccf
author Kay Sievers <kay.sievers@vrfy.org> 1288128126 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1288137131 -0700

/proc/swaps: support polling

System management wants to subscribe to changes in swap configuration.
Make /proc/swaps pollable like /proc/mounts.

[akpm@linux-foundation.org: document proc_poll_event]
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Acked-by: Greg KH <greg@kroah.com>
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>