swiotlb: add comment where we handle the overflow of a dma mask on 32 bit
authorIan Campbell <ian.campbell@citrix.com>
Tue, 16 Dec 2008 20:17:29 +0000 (12:17 -0800)
committerIngo Molnar <mingo@elte.hu>
Wed, 17 Dec 2008 17:57:02 +0000 (18:57 +0100)
commita5ddde4a558b3bd1e3dc50e274a0db2ea7a8fd06
treee304335e81bc43942c00bb0d1c9f51f9286ebab6
parent0016fdee927f7aa0f428494bcf11ae60c7470a02
swiotlb: add comment where we handle the overflow of a dma mask on 32 bit

Impact: cleanup

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
lib/swiotlb.c