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authorJie Zhang <jie.zhang@analog.com>2009-03-05 18:50:26 +0800
committerBryan Wu <cooloney@kernel.org>2009-03-05 18:50:26 +0800
commit7786ce823b1c9a3de01a63857e3451890cb4e81c (patch)
tree77941d01dee1a317c9c67f15e41e27a62f9191db /block/blk-sysfs.c
parent27276ba21fe590edc43305f483565aa02010bbbb (diff)
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Blackfin arch: fix bug - gdb signull case make trunk kernel panic frequently
Use copy_to_user_page and copy_from_user_page instead of memcpy. copy_to_user_page does cache flush when necessary. Signed-off-by: Jie Zhang <jie.zhang@analog.com> Signed-off-by: Bryan Wu <cooloney@kernel.org>
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