From 47f65d5829167f061756621e50b480a8c16e4fbc Mon Sep 17 00:00:00 2001 From: Volker Lendecke Date: Fri, 13 Sep 2013 14:13:51 +0200 Subject: [PATCH] smbd: Add debugs to brlock.c Signed-off-by: Volker Lendecke Reviewed-by: Jeremy Allison --- source3/locking/brlock.c | 15 +++++++++++++++ source3/smbd/oplock.c | 6 ++++++ 2 files changed, 21 insertions(+) diff --git a/source3/locking/brlock.c b/source3/locking/brlock.c index 67b1701919..b5eebc8e04 100644 --- a/source3/locking/brlock.c +++ b/source3/locking/brlock.c @@ -90,6 +90,8 @@ bool brl_have_read_oplocks(const struct byte_range_lock *brl) void brl_set_have_read_oplocks(struct byte_range_lock *brl, bool have_read_oplocks) { + DEBUG(10, ("Setting have_read_oplocks to %s\n", + have_read_oplocks ? "true" : "false")); SMB_ASSERT(brl->record != NULL); /* otherwise we're readonly */ brl->have_read_oplocks = have_read_oplocks; brl->modified = true; @@ -1894,6 +1896,7 @@ static void byte_range_lock_flush(struct byte_range_lock *br_lck) { size_t data_len; if (!br_lck->modified) { + DEBUG(10, ("br_lck not modified\n")); goto done; } @@ -1903,6 +1906,8 @@ static void byte_range_lock_flush(struct byte_range_lock *br_lck) data_len += 1; } + DEBUG(10, ("data_len=%d\n", (int)data_len)); + if (data_len == 0) { /* No locks - delete this entry. */ NTSTATUS status = dbwrap_record_delete(br_lck->record); @@ -1934,6 +1939,8 @@ static void byte_range_lock_flush(struct byte_range_lock *br_lck) } } + DEBUG(10, ("seqnum=%d\n", dbwrap_get_seqnum(brlock_db))); + done: br_lck->modified = false; TALLOC_FREE(br_lck->record); @@ -1997,6 +2004,8 @@ struct byte_range_lock *brl_get_locks(TALLOC_CTX *mem_ctx, files_struct *fsp) talloc_get_size(br_lck->lock_data)); } + DEBUG(10, ("data.dsize=%d\n", (int)data.dsize)); + if ((data.dsize % sizeof(struct lock_struct)) == 1) { br_lck->have_read_oplocks = (data.dptr[data.dsize-1] == 1); } @@ -2072,6 +2081,9 @@ static void brl_get_locks_readonly_parser(TDB_DATA key, TDB_DATA data, br_lock->have_read_oplocks = (data.dptr[data.dsize-1] == 1); } + DEBUG(10, ("Got %d bytes, have_read_oplocks: %s\n", (int)data.dsize, + br_lock->have_read_oplocks ? "true" : "false")); + *state->br_lock = br_lock; } @@ -2080,6 +2092,9 @@ struct byte_range_lock *brl_get_locks_readonly(files_struct *fsp) struct byte_range_lock *br_lock = NULL; struct byte_range_lock *rw = NULL; + DEBUG(10, ("seqnum=%d, fsp->brlock_seqnum=%d\n", + dbwrap_get_seqnum(brlock_db), fsp->brlock_seqnum)); + if ((fsp->brlock_rec != NULL) && (dbwrap_get_seqnum(brlock_db) == fsp->brlock_seqnum)) { /* diff --git a/source3/smbd/oplock.c b/source3/smbd/oplock.c index f18ac657b8..fc6b0efdda 100644 --- a/source3/smbd/oplock.c +++ b/source3/smbd/oplock.c @@ -157,6 +157,9 @@ bool remove_oplock(files_struct *fsp) bool ret; struct share_mode_lock *lck; + DEBUG(10, ("remove_oplock called for %s\n", + fsp_str_dbg(fsp))); + /* Remove the oplock flag from the sharemode. */ lck = get_existing_share_mode_lock(talloc_tos(), fsp->file_id); if (lck == NULL) { @@ -224,6 +227,9 @@ bool downgrade_oplock(files_struct *fsp) struct share_mode_lock *lck; struct byte_range_lock *brl; + DEBUG(10, ("downgrade_oplock called for %s\n", + fsp_str_dbg(fsp))); + lck = get_existing_share_mode_lock(talloc_tos(), fsp->file_id); if (lck == NULL) { DEBUG(0,("downgrade_oplock: failed to lock share entry for " -- 2.34.1