This reverts commit 385eb8399bdb1610447c2857abfe99cee4a9fb9e. Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx> --- src/locking/lock_driver.h | 4 -- src/locking/lock_driver_lockd.c | 82 ++++++++++----------------------- 2 files changed, 24 insertions(+), 62 deletions(-) diff --git a/src/locking/lock_driver.h b/src/locking/lock_driver.h index 7c8f744be3..9be0abcfba 100644 --- a/src/locking/lock_driver.h +++ b/src/locking/lock_driver.h @@ -67,10 +67,6 @@ typedef enum { VIR_LOCK_MANAGER_ACQUIRE_REGISTER_ONLY = (1 << 0), /* Prevent further lock/unlock calls from this process */ VIR_LOCK_MANAGER_ACQUIRE_RESTRICT = (1 << 1), - /* Used when acquiring more resources in which one of them - * can't be acquired, perform a rollback and release all - * resources acquired so far. */ - VIR_LOCK_MANAGER_ACQUIRE_ROLLBACK = (1 << 2), } virLockManagerAcquireFlags; typedef enum { diff --git a/src/locking/lock_driver_lockd.c b/src/locking/lock_driver_lockd.c index 85cdcf97be..d6551e125c 100644 --- a/src/locking/lock_driver_lockd.c +++ b/src/locking/lock_driver_lockd.c @@ -735,34 +735,6 @@ static int virLockManagerLockDaemonAddResource(virLockManagerPtr lock, } -static int virLockManagerLockDaemonReleaseImpl(virNetClientPtr client, - virNetClientProgramPtr program, - int counter, - virLockManagerLockDaemonResourcePtr res) -{ - virLockSpaceProtocolReleaseResourceArgs args; - - memset(&args, 0, sizeof(args)); - - args.path = res->lockspace; - args.name = res->name; - args.flags = res->flags; - - args.flags &= - ~(VIR_LOCK_SPACE_PROTOCOL_ACQUIRE_RESOURCE_SHARED | - VIR_LOCK_SPACE_PROTOCOL_ACQUIRE_RESOURCE_AUTOCREATE | - VIR_LOCK_SPACE_PROTOCOL_ACQUIRE_RESOURCE_METADATA); - - return virNetClientProgramCall(program, - client, - counter, - VIR_LOCK_SPACE_PROTOCOL_PROC_RELEASE_RESOURCE, - 0, NULL, NULL, NULL, - (xdrproc_t)xdr_virLockSpaceProtocolReleaseResourceArgs, &args, - (xdrproc_t)xdr_void, NULL); -} - - static int virLockManagerLockDaemonAcquire(virLockManagerPtr lock, const char *state ATTRIBUTE_UNUSED, unsigned int flags, @@ -773,13 +745,10 @@ static int virLockManagerLockDaemonAcquire(virLockManagerPtr lock, virNetClientProgramPtr program = NULL; int counter = 0; int rv = -1; - ssize_t i; - ssize_t lastGood = -1; virLockManagerLockDaemonPrivatePtr priv = lock->privateData; virCheckFlags(VIR_LOCK_MANAGER_ACQUIRE_REGISTER_ONLY | - VIR_LOCK_MANAGER_ACQUIRE_RESTRICT | - VIR_LOCK_MANAGER_ACQUIRE_ROLLBACK, -1); + VIR_LOCK_MANAGER_ACQUIRE_RESTRICT, -1); if (priv->type == VIR_LOCK_MANAGER_OBJECT_TYPE_DOMAIN && priv->nresources == 0 && @@ -798,6 +767,7 @@ static int virLockManagerLockDaemonAcquire(virLockManagerPtr lock, goto cleanup; if (!(flags & VIR_LOCK_MANAGER_ACQUIRE_REGISTER_ONLY)) { + size_t i; for (i = 0; i < priv->nresources; i++) { virLockSpaceProtocolAcquireResourceArgs args; @@ -815,7 +785,6 @@ static int virLockManagerLockDaemonAcquire(virLockManagerPtr lock, (xdrproc_t)xdr_virLockSpaceProtocolAcquireResourceArgs, &args, (xdrproc_t)xdr_void, NULL) < 0) goto cleanup; - lastGood = i; } } @@ -826,28 +795,8 @@ static int virLockManagerLockDaemonAcquire(virLockManagerPtr lock, rv = 0; cleanup: - if (rv < 0) { - int saved_errno = errno; - virErrorPtr origerr; - - virErrorPreserveLast(&origerr); - if (fd) - VIR_FORCE_CLOSE(*fd); - - if (flags & VIR_LOCK_MANAGER_ACQUIRE_ROLLBACK) { - for (i = lastGood; i >= 0; i--) { - virLockManagerLockDaemonResourcePtr res = &priv->resources[i]; - - if (virLockManagerLockDaemonReleaseImpl(client, program, - counter++, res) < 0) - VIR_WARN("Unable to release resource lockspace=%s name=%s", - res->lockspace, res->name); - } - } - - virErrorRestore(&origerr); - errno = saved_errno; - } + if (rv != 0 && fd) + VIR_FORCE_CLOSE(*fd); virNetClientClose(client); virObjectUnref(client); virObjectUnref(program); @@ -875,10 +824,27 @@ static int virLockManagerLockDaemonRelease(virLockManagerPtr lock, goto cleanup; for (i = 0; i < priv->nresources; i++) { - virLockManagerLockDaemonResourcePtr res = &priv->resources[i]; + virLockSpaceProtocolReleaseResourceArgs args; - if (virLockManagerLockDaemonReleaseImpl(client, program, - counter++, res) < 0) + memset(&args, 0, sizeof(args)); + + if (priv->resources[i].lockspace) + args.path = priv->resources[i].lockspace; + args.name = priv->resources[i].name; + args.flags = priv->resources[i].flags; + + args.flags &= + ~(VIR_LOCK_SPACE_PROTOCOL_ACQUIRE_RESOURCE_SHARED | + VIR_LOCK_SPACE_PROTOCOL_ACQUIRE_RESOURCE_AUTOCREATE | + VIR_LOCK_SPACE_PROTOCOL_ACQUIRE_RESOURCE_METADATA); + + if (virNetClientProgramCall(program, + client, + counter++, + VIR_LOCK_SPACE_PROTOCOL_PROC_RELEASE_RESOURCE, + 0, NULL, NULL, NULL, + (xdrproc_t)xdr_virLockSpaceProtocolReleaseResourceArgs, &args, + (xdrproc_t)xdr_void, NULL) < 0) goto cleanup; } -- 2.18.1 -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list