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Propagate nosync flag around cluster.

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This commit is contained in:
Alasdair Kergon 2006-05-11 19:05:21 +00:00
parent 532dae4854
commit 526a3c2186
5 changed files with 9 additions and 1 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.06 - Version 2.02.06 -
================================= =================================
Propagate nosync flag around cluster.
Allow vgreduce to handle mirror log failures. Allow vgreduce to handle mirror log failures.
Add --corelog to lvcreate and lvconvert. Add --corelog to lvcreate and lvconvert.
Create a log header for replacement in-sync mirror log. Create a log header for replacement in-sync mirror log.

3
daemons/clvmd/lvm-functions.c
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@ -306,6 +306,9 @@ int do_lock_lv(unsigned char command, unsigned char lock_flags, char *resource)
if (lock_flags & LCK_PARTIAL_MODE) if (lock_flags & LCK_PARTIAL_MODE)
init_partial(1); init_partial(1);
if (lock_flags & LCK_MIRROR_NOSYNC_MODE)
init_mirror_in_sync(1);
switch (command) { switch (command) {
case LCK_LV_EXCLUSIVE: case LCK_LV_EXCLUSIVE:
status = do_activate_lv(resource, lock_flags, LKM_EXMODE); status = do_activate_lv(resource, lock_flags, LKM_EXMODE);

3
lib/locking/cluster_locking.c
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@ -333,6 +333,9 @@ static int _lock_for_cluster(unsigned char cmd, unsigned int flags, char *name)
if (partial_mode()) if (partial_mode())
args[1] |= LCK_PARTIAL_MODE; args[1] |= LCK_PARTIAL_MODE;
if (mirror_sync())
args[1] |= LCK_MIRROR_NOSYNC_MODE;
/* /*
* VG locks are just that: locks, and have no side effects * VG locks are just that: locks, and have no side effects
* so we only need to do them on the local node because all * so we only need to do them on the local node because all

1
lib/locking/locking.h
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@ -74,6 +74,7 @@ int check_lvm1_vg_inactive(struct cmd_context *cmd, const char *vgname);
* Additional lock bits for cluster communication * Additional lock bits for cluster communication
*/ */
#define LCK_PARTIAL_MODE 0x00000001 /* Running in partial mode */ #define LCK_PARTIAL_MODE 0x00000001 /* Running in partial mode */
#define LCK_MIRROR_NOSYNC_MODE 0x00000002 /* Mirrors don't require sync */
/* /*
* Common combinations * Common combinations

2
lib/metadata/mirror.c
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@ -235,7 +235,7 @@ int reconfigure_mirror_images(struct lv_segment *mirrored_seg, uint32_t num_mirr
{ {
int r; int r;
int insync = 0; int insync = 0;
int mirror_dev_failed = (mirrored_seg->area_count != num_mirrors); // int mirror_dev_failed = (mirrored_seg->area_count != num_mirrors);
float sync_percent = 0; float sync_percent = 0;
/* was the mirror in-sync before problems? */ /* was the mirror in-sync before problems? */