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authorStefan Metzmacher <metze@samba.org>2020-08-28 15:56:35 +0200
committerStefan Metzmacher <metze@samba.org>2020-09-03 13:34:11 +0000
commit8a8b90eba76b94f3d7291ccc86fe1e80d4423ff3 (patch)
tree447a55bc870448a11e18afd40dfbd4364708d658 /source3/locking
parent4aa4f12f5333bd4913989ae1f54027e480535eb4 (diff)
downloadsamba-8a8b90eba76b94f3d7291ccc86fe1e80d4423ff3.tar.gz
s3:share_mode_lock: consistently debug share_mode_entry records
share_mode_entry_do(), share_mode_forall_entries() and share_entry_forall() print the record before the callback is called and when it was modified or deleted. This makes it much easier to debug problems. BUG: https://bugzilla.samba.org/show_bug.cgi?id=14428 Signed-off-by: Stefan Metzmacher <metze@samba.org> Reviewed-by: Volker Lendecke <vl@samba.org> (cherry picked from commit 4d740ac2084a68c6d4836cd83ea5d5f1ee9d37a2)
Diffstat (limited to 'source3/locking')
-rw-r--r--source3/locking/share_mode_lock.c23
1 files changed, 21 insertions, 2 deletions
diff --git a/source3/locking/share_mode_lock.c b/source3/locking/share_mode_lock.c
index 0c5626f4bd1..a1a7b9793cf 100644
--- a/source3/locking/share_mode_lock.c
+++ b/source3/locking/share_mode_lock.c
@@ -2023,6 +2023,11 @@ static bool share_mode_for_one_entry(
(int)e.stale);
if (e.stale) {
+ if (DEBUGLEVEL>=10) {
+ DBG_DEBUG("share_mode_entry:\n");
+ NDR_PRINT_DEBUG(share_mode_entry, &e);
+ }
+
if (*i < *num_share_modes) {
memmove(blob.data,
blob.data + SHARE_MODE_ENTRY_SIZE,
@@ -2240,8 +2245,18 @@ static bool share_mode_entry_do(
goto done;
}
+ if (DEBUGLEVEL>=10) {
+ DBG_DEBUG("entry[%zu]:\n", idx);
+ NDR_PRINT_DEBUG(share_mode_entry, &e);
+ }
+
fn(&e, ltdb->num_share_entries, &modified, private_data);
+ DBG_DEBUG("entry[%zu]: modified=%d, e.stale=%d\n",
+ idx,
+ (int)modified,
+ (int)e.stale);
+
if (!e.stale && !modified) {
ret = true;
goto done;
@@ -2252,9 +2267,8 @@ static bool share_mode_entry_do(
if (e.stale) {
/*
- * Move the reset down one entry
+ * Move the rest down one entry
*/
-
size_t behind = ltdb->num_share_entries - idx - 1;
if (behind != 0) {
memmove(e_ptr,
@@ -2262,6 +2276,11 @@ static bool share_mode_entry_do(
behind * SHARE_MODE_ENTRY_SIZE);
}
ltdb->num_share_entries -= 1;
+
+ if (DEBUGLEVEL>=10) {
+ DBG_DEBUG("share_mode_entry:\n");
+ NDR_PRINT_DEBUG(share_mode_entry, &e);
+ }
} else {
struct share_mode_entry_buf buf;
bool ok;