Version 2.02.57 -
====================================
+ Use proper mask for VG lock mode in clvmd.
Add possibility to drop precommitted metadata in lvmcache.
Move processing of VG locks to separate function in clvmd.
Properly decode flags even for VG locks.
(struct clvm_header *) client->bits.localsock.cmd;
unsigned char lock_cmd;
unsigned char lock_flags;
+ int lock_mode;
char *args = header->node + strlen(header->node) + 1;
int lkid;
int status = 0;
}
lock_cmd = args[0] & (LCK_NONBLOCK | LCK_HOLD | LCK_SCOPE_MASK | LCK_TYPE_MASK);
+ lock_mode = ((int)lock_cmd & LCK_TYPE_MASK);
lock_flags = args[1];
lockname = &args[2];
DEBUGLOG("doing PRE command LOCK_VG '%s' at %x (client=%p)\n", lockname, lock_cmd, client);
- if (lock_cmd == LCK_UNLOCK) {
+ if (lock_mode == LCK_UNLOCK) {
lkid = (int)(long)dm_hash_lookup(lock_hash, lockname);
if (lkid == 0)
}
else {
/* Read locks need to be PR; other modes get passed through */
- if ((lock_cmd & LCK_TYPE_MASK) == LCK_READ) {
- lock_cmd &= ~LCK_TYPE_MASK;
- lock_cmd |= LCK_PREAD;
- }
- status = sync_lock(lockname, (int)lock_cmd, (lock_cmd & LCK_NONBLOCK) ? LKF_NOQUEUE : 0, &lkid);
+ if (lock_mode == LCK_READ)
+ lock_mode = LCK_PREAD;
+ status = sync_lock(lockname, lock_mode, (lock_cmd & LCK_NONBLOCK) ? LKF_NOQUEUE : 0, &lkid);
if (status)
status = errno;
else