Techwizz/kernel-fxtec-pro1x
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[PATCH] md: Calculate correct array size for raid10 in new offset mode

Browse source 
The size calculation made assumtion which the new offset mode didn't
follow.  This gets the size right in all cases.

Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2006-06-26 00:27:50 -07:00 committed by Linus Torvalds
parent ce25c31bdd
commit 8838832830
1 changed files with 7 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/md/raid10.c
View file

@ -2060,6 +2060,12 @@ static int run(mddev_t *mddev)
/*
* Ok, everything is just fine now
*/
if (conf->far_offset) {
size = mddev->size >> (conf->chunk_shift-1);
size *= conf->raid_disks;
size <<= conf->chunk_shift;
sector_div(size, conf->far_copies);
} else
size = conf->stride * conf->raid_disks;
sector_div(size, conf->near_copies);
mddev->array_size = size/2;