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authorAlan D. Brunelle <Alan.Brunelle@hp.com>2007-08-07 15:30:23 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-08-11 22:34:48 +0200
commitc7149d6bce2561aeaa48caaa1700aa8b3b22008f (patch)
treecfaeda02f5bb62ccf290369b5bd3a5d3f3801cf9 /drivers/md/dm-raid1.c
parentec05b297f91a443aa26b74059b573bfad49c9ebb (diff)
downloadlinux-c7149d6bce2561aeaa48caaa1700aa8b3b22008f.tar.gz
Fix remap handling by blktrace
This patch provides more information concerning REMAP operations on block
IOs. The additional information provides clearer details at the user level,
and supports post-processing analysis in btt.

o  Adds in partition remaps on the same device.
o  Fixed up the remap information in DM to be in the right order
o  Sent up mapped-from and mapped-to device information

Signed-off-by: Alan D. Brunelle <alan.brunelle@hp.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/md/dm-raid1.c')
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