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[PATCH] md: make md on-disk bitmaps not host-endian

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Current bitmaps use set_bit et.al and so are host-endian, which means
not-portable.  Oops.

Define a new version number (4) for which bitmaps are little-endian.

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
2005-11-08 21:39:32 -08:00
committed by Linus Torvalds
parent b2d444d7ad
commit bd926c63b7
4 changed files with 31 additions and 8 deletions
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2
drivers/md/md.c
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@ -4281,7 +4281,7 @@ static int __init md_init(void)
" MD_SB_DISKS=%d\n",
MD_MAJOR_VERSION, MD_MINOR_VERSION,
MD_PATCHLEVEL_VERSION, MAX_MD_DEVS, MD_SB_DISKS);
printk(KERN_INFO "md: bitmap version %d.%d\n", BITMAP_MAJOR,
printk(KERN_INFO "md: bitmap version %d.%d\n", BITMAP_MAJOR_HI,
BITMAP_MINOR);
if (register_blkdev(MAJOR_NR, "md"))