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author | NeilBrown <neilb@suse.de> | 2008-11-04 20:50:38 +1100 |
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committer | NeilBrown <neilb@suse.de> | 2008-11-04 20:50:38 +1100 |
commit | a04d576343fcdc3da6dee3a198a4534daddbe96e (patch) | |
tree | 83f4a5e0b9b7ccd7df8d91647da4f943e0417899 | |
parent | 9180c81bd7f4f3dd2fb9f2835894d8c0e9488dbd (diff) | |
download | mdadm-a04d576343fcdc3da6dee3a198a4534daddbe96e.tar.gz mdadm-a04d576343fcdc3da6dee3a198a4534daddbe96e.tar.xz mdadm-a04d576343fcdc3da6dee3a198a4534daddbe96e.zip |
Always update mdadm/map when starting an array.
We previously only updated /var/run/mdadm/map when starting an
array with --incremental. However we now make more use of
that file (to pass the dev name to udev) so always update it.
Signed-off-by: NeilBrown <neilb@suse.de>
-rw-r--r-- | Assemble.c | 11 | ||||
-rw-r--r-- | Build.c | 7 | ||||
-rw-r--r-- | Create.c | 7 | ||||
-rw-r--r-- | mapfile.c | 3 | ||||
-rw-r--r-- | mdassemble.c | 5 |
5 files changed, 29 insertions, 4 deletions
@@ -144,6 +144,7 @@ int Assemble(struct supertype *st, char *mddev, int nextspare = 0; char *name; int trustworthy; + char chosen_name[1024]; memset(&info, 0, sizeof(info)); @@ -429,7 +430,8 @@ int Assemble(struct supertype *st, char *mddev, trustworthy = FOREIGN; break; } - mdfd = create_mddev(mddev, name, ident->autof, trustworthy, NULL); + mdfd = create_mddev(mddev, name, ident->autof, trustworthy, + chosen_name); if (mdfd < 0) { st->ss->free_super(st); free(devices); @@ -437,6 +439,7 @@ int Assemble(struct supertype *st, char *mddev, goto try_again; return 1; } + mddev = chosen_name; vers = md_get_version(mdfd); if (vers < 9000) { fprintf(stderr, Name ": Assemble requires driver version 0.90.0 or later.\n" @@ -899,6 +902,12 @@ int Assemble(struct supertype *st, char *mddev, if (!old_linux) { int rv; + /* First, fill in the map, so that udev can find our name + * as soon as we become active. + */ + map_update(NULL, fd2devnum(mdfd), info.text_version, + info.uuid, chosen_name); + rv = set_array_info(mdfd, st, &info); if (rv) { fprintf(stderr, Name ": failed to set array info for %s: %s\n", @@ -60,6 +60,8 @@ int Build(char *mddev, int chunk, int level, int layout, unsigned long long size = ~0ULL; unsigned long long bitmapsize; int mdfd; + char chosen_name[1024]; + int uuid[4] = {0,0,0,0}; /* scan all devices, make sure they really are block devices */ for (dv = devlist; dv; dv=dv->next) { @@ -114,10 +116,13 @@ int Build(char *mddev, int chunk, int level, int layout, } /* We need to create the device. It can have no name. */ - mdfd = create_mddev(mddev, NULL, autof, LOCAL, NULL); + mdfd = create_mddev(mddev, NULL, autof, LOCAL, + chosen_name); if (mdfd < 0) return 1; + map_update(NULL, fd2devnum(mdfd), "none", uuid, chosen_name); + vers = md_get_version(mdfd); /* looks Ok, go for it */ @@ -79,6 +79,7 @@ int Create(struct supertype *st, char *mddev, struct mdinfo info, *infos; int did_default = 0; unsigned long safe_mode_delay = 0; + char chosen_name[1024]; int major_num = BITMAP_MAJOR_HI; @@ -421,7 +422,7 @@ int Create(struct supertype *st, char *mddev, } /* We need to create the device */ - mdfd = create_mddev(mddev, name, autof, LOCAL, NULL); + mdfd = create_mddev(mddev, name, autof, LOCAL, chosen_name); if (mdfd < 0) return 1; @@ -439,6 +440,7 @@ int Create(struct supertype *st, char *mddev, goto abort; } } + /* Ok, lets try some ioctls */ info.array.level = level; @@ -559,6 +561,9 @@ int Create(struct supertype *st, char *mddev, " %s metadata\n", info.text_version); } + map_update(NULL, fd2devnum(mdfd), info.text_version, + info.uuid, chosen_name); + if (bitmap_file && vers < 9003) { major_num = BITMAP_MAJOR_HOSTENDIAN; #ifdef __BIG_ENDIAN @@ -161,7 +161,8 @@ int map_update(struct map_ent **mpp, int devnum, char *metadata, } if (!mp) map_add(&map, devnum, metadata, uuid, path); - *mpp = NULL; + if (mpp) + *mpp = NULL; rv = map_write(map); map_free(map); return rv; diff --git a/mdassemble.c b/mdassemble.c index 270ced2..ef5639a 100644 --- a/mdassemble.c +++ b/mdassemble.c @@ -75,6 +75,11 @@ int create_mddev(char *dev, char *name, int autof/*unused*/, int trustworthy, return open_mddev(dev, 0); } #endif +int map_update(struct map_ent **mpp, int devnum, char *metadata, + int *uuid, char *path) +{ + return 0; +} int rv; int mdfd = -1; |