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(parent: bec4638) | patch
raid5-ppl: Recovery support for multiple partial parity logs
authorPawel Baldysiak <pawel.baldysiak@intel.com>
Wed, 16 Aug 2017 15:13:46 +0000 (17:13 +0200)
committerShaohua Li <shli@fb.com>
Mon, 28 Aug 2017 14:45:49 +0000 (07:45 -0700)
commit691552ae5ec32a86eafcc4f6fa61b58b454e9517
tree3f19c52ed617cde589407cd27a10f2eb2396be26tree | snapshot
parentbec46384fd9f017b17027d53cde89c197780660dcommit | diff
raid5-ppl: Recovery support for multiple partial parity logs

Search PPL buffer in order to find out the latest PPL header (the one
with largest generation number) and use it for recovery. The PPL entry
format and recovery algorithm are the same as for single PPL approach.

Signed-off-by: Pawel Baldysiak <pawel.baldysiak@intel.com>
Signed-off-by: Shaohua Li <shli@fb.com>
drivers/md/raid5-ppl.c diff | blob | history
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