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authorMiao Xie <miaox@cn.fujitsu.com>2014-10-15 11:18:44 +0800
committerMiao Xie <miaox@cn.fujitsu.com>2014-12-03 10:18:44 +0800
commitb89e1b012c7f81123344058d5f245b844464d30c (patch)
treecffad28619632e95a9a59aa7ec50d774f012222c /mm/sparse.c
parent6de65650758e819d3dfdc621010dcd6117e8d186 (diff)
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Btrfs, raid56: don't change bbio and raid_map
Because we will reuse bbio and raid_map during the scrub later, it is better that we don't change any variant of bbio and don't free it at the end of IO request. So we introduced similar variants into the raid bio, and don't access those bbio's variants any more. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
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