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authorMichael Adam <obnox@samba.org>2012-06-29 10:39:07 +0200
committerMichael Adam <obnox@samba.org>2012-06-29 15:21:17 +0200
commit9d11277337113bad885240f2fc53c692c1be99bf (patch)
treebdd9023095ebba42fa38d47599cd03dce6e8042c /source3
parent19941a90548de20ca0deda0b7b16135e7989b77f (diff)
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s3:dbwrap_ctdb: fix fetch/fetch_locked when samba is built against old ctdb
The introduction of read only copies has broken the algorithm for deteting whether we can use the local record copy for fetch_locked and fetch: For fetch locked the new code always uses the local copy if there is one... This patch re-establish the original algorithm for the build against a ctdb without read only record copies. Reported-by: Gregor Beck <gbeck@sernet.de>
Diffstat (limited to 'source3')
-rw-r--r--source3/lib/dbwrap/dbwrap_ctdb.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/source3/lib/dbwrap/dbwrap_ctdb.c b/source3/lib/dbwrap/dbwrap_ctdb.c
index 1062cb0bbd..01dfacac1a 100644
--- a/source3/lib/dbwrap/dbwrap_ctdb.c
+++ b/source3/lib/dbwrap/dbwrap_ctdb.c
@@ -1006,9 +1006,7 @@ static int db_ctdb_record_destr(struct db_record* data)
/* Do I own this record? */
static bool db_ctdb_own_record(TDB_DATA ctdb_data, bool read_only)
{
-#ifdef HAVE_CTDB_WANT_READONLY_DECL
struct ctdb_ltdb_header *hdr;
-#endif
if (ctdb_data.dptr == NULL)
return false;
@@ -1016,8 +1014,9 @@ static bool db_ctdb_own_record(TDB_DATA ctdb_data, bool read_only)
if (ctdb_data.dsize < sizeof(struct ctdb_ltdb_header))
return false;
-#ifdef HAVE_CTDB_WANT_READONLY_DECL
hdr = (struct ctdb_ltdb_header *)ctdb_data.dptr;
+
+#ifdef HAVE_CTDB_WANT_READONLY_DECL
if (hdr->dmaster != get_my_vnn()) {
/* If we're not dmaster, it must be r/o copy. */
return read_only && (hdr->flags & CTDB_REC_RO_HAVE_READONLY);
@@ -1026,7 +1025,7 @@ static bool db_ctdb_own_record(TDB_DATA ctdb_data, bool read_only)
/* If we want write access, noone can have r/o copies. */
return read_only || !(hdr->flags & CTDB_REC_RO_HAVE_DELEGATIONS);
#else
- return !read_only;
+ return (hdr->dmaster == get_my_vnn());
#endif
}