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opendb_tdb: grant level2 oplocks

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metze
This commit is contained in:
Stefan Metzmacher 2008-02-22 17:26:40 +01:00
parent bd3654500b
commit 57f1b9d11c
1 changed files with 23 additions and 9 deletions
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32
source/ntvfs/common/opendb_tdb.c
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@ -367,18 +367,32 @@ static NTSTATUS odb_tdb_open_file(struct odb_lock *lck, void *file_handle,
}
/*
possibly grant an exclusive or batch oplock if this is the only client
with the file open. We don't yet grant levelII oplocks.
possibly grant an exclusive, batch or level2 oplock
*/
if (oplock_granted != NULL) {
if ((oplock_level == OPLOCK_BATCH ||
oplock_level == OPLOCK_EXCLUSIVE) &&
file.num_entries == 0) {
(*oplock_granted) = oplock_level;
if (oplock_granted) {
if (oplock_level == OPLOCK_EXCLUSIVE) {
if (file.num_entries == 0) {
e.oplock_level = OPLOCK_EXCLUSIVE;
*oplock_granted = EXCLUSIVE_OPLOCK_RETURN;
} else {
e.oplock_level = OPLOCK_NONE;
*oplock_granted = NO_OPLOCK_RETURN;
}
} else if (oplock_level == OPLOCK_BATCH) {
if (file.num_entries == 0) {
e.oplock_level = OPLOCK_BATCH;
*oplock_granted = BATCH_OPLOCK_RETURN;
} else {
e.oplock_level = OPLOCK_LEVEL_II;
*oplock_granted = LEVEL_II_OPLOCK_RETURN;
}
} else if (oplock_level == OPLOCK_LEVEL_II) {
e.oplock_level = OPLOCK_LEVEL_II;
*oplock_granted = LEVEL_II_OPLOCK_RETURN;
} else {
(*oplock_granted) = OPLOCK_NONE;
e.oplock_level = OPLOCK_NONE;
*oplock_granted = NO_OPLOCK_RETURN;
}
e.oplock_level = (*oplock_granted);
}
/* it doesn't conflict, so add it to the end */