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Support second redundancy strip on raidz(2,3).

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* grub-core/fs/zfs/zfs.c (powx): New array.
	(powx_inv): Likewise.
	(poly): New const.
	(xor_out): New function.
	(gf_mul): Likewise.
	(recovery): Likewise.
	(read_device): Use second redundancy strip.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-11-04 13:36:08 +01:00
parent 11ee4389e2
commit 95f2e86095
2 changed files with 197 additions and 23 deletions
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@ -1,3 +1,15 @@
2011-11-04 Vladimir Serbinenko <phcoder@gmail.com>
Support second redundancy strip on raidz(2,3).
* grub-core/fs/zfs/zfs.c (powx): New array.
(powx_inv): Likewise.
(poly): New const.
(xor_out): New function.
(gf_mul): Likewise.
(recovery): Likewise.
(read_device): Use second redundancy strip.
2011-11-04 Vladimir Serbinenko <phcoder@gmail.com>
Use a power of generator representation of GF(256) multiplication group