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slab: document kzfree() zeroing behavior
authorPekka Enberg <penberg@cs.helsinki.fi>
Sun, 31 May 2009 10:50:38 +0000 (13:50 +0300)
committerPekka Enberg <penberg@cs.helsinki.fi>
Mon, 1 Jun 2009 06:22:46 +0000 (09:22 +0300)
commita234bdc9aecc299ba41ffe8023b3ea110df9f51b
tree08b71ab1fc445f6ac64b2cb96b615e0e10833b46tree | snapshot
parent59a3759d0fe8d969888c741bb33f4946e4d3750dcommit | diff
slab: document kzfree() zeroing behavior

As suggested by Alan Cox, document the fact that kzfree() can zero out a great
deal more memory than the what the user requested from kmalloc().

Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
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