NeilBrown: Create: warn when creating a raid1 using default metadata.
Martin F. Krafft
madduck at alioth.debian.org
Wed Jan 27 02:02:42 UTC 2010
Module: mdadm
Branch: master
Commit: a0962fe959ce7cfc36dba046cd2ba961d115c522
URL: http://git.debian.org/?p=pkg-mdadm/mdadm.git;a=commit;h=a0962fe959ce7cfc36dba046cd2ba961d115c522
Author: NeilBrown <neilb at suse.de>
Date: Thu Nov 19 15:54:49 2009 +1100
Create: warn when creating a raid1 using default metadata.
As a some/most bootloaders don't understand md metadata, it might
be difficult to boot off an array with the default 1.0 metadata.
So if this is used for a RAID1, ask for confirmation.
Signed-Off-By: NeilBrown <neilb at suse.de>
---
Create.c | 11 +++++++++++
1 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/Create.c b/Create.c
index 60e53f3..5b01b63 100644
--- a/Create.c
+++ b/Create.c
@@ -375,6 +375,17 @@ int Create(struct supertype *st, char *mddev,
warn |= check_ext2(fd, dname);
warn |= check_reiser(fd, dname);
warn |= check_raid(fd, dname);
+ if (st && strcmp(st->ss->name, "1.x") == 0 &&
+ st->minor_version >= 1 &&
+ did_default &&
+ level == 1) {
+ warn = 1;
+ fprintf(stderr, Name ": Note: this array has metadata at the start and\n"
+ " may not be suitable as a boot device. If you plan to\n"
+ " store '/' or '/boot' on this device please ensure that\n"
+ " your boot-loader understands md/v1.x metadata, or use\n"
+ " --metadata=1.0\n");
+ }
close(fd);
}
}
More information about the pkg-mdadm-commits
mailing list