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Commit 1cd6bf19 authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds
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[PATCH] md: add information about superblock version to /proc/mdstat 



Leave it unchanged if the original (0.90) is used, incase it might be a
compatability problem.

Signed-off-by: default avatarNeil Brown <neilb@suse.de>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 720a3dc3

drivers/md/md.c

+9 −0
Original line number Diff line number Diff line
@@ -3346,6 +3346,15 @@ static int md_seq_show(struct seq_file *seq, void *v) 
				seq_printf(seq, "\n      %llu blocks",

					(unsigned long long)size);

		}

		if (mddev->persistent) {

			if (mddev->major_version != 0 ||

			    mddev->minor_version != 90) {

				seq_printf(seq," super %d.%d",

					   mddev->major_version,

					   mddev->minor_version);

			}

		} else

			seq_printf(seq, " super non-persistent");



		if (mddev->pers) {

			mddev->pers->status (seq, mddev);