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| author | Robert Haas <rhaas@postgresql.org> | 2012-03-26 11:03:06 -0400 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2012-03-26 11:03:06 -0400 |
| commit | 7386089d23c748af142ec7e3668fa0dd164eaf99 (patch) | |
| tree | 6f4fc28184d8b3ffd6e913a88cacc97f244a6b1c /src/backend/access/heap/rewriteheap.c | |
| parent | e8476f46fc847060250c92ec9b310559293087fc (diff) | |
| download | postgresql-7386089d23c748af142ec7e3668fa0dd164eaf99.tar.gz postgresql-7386089d23c748af142ec7e3668fa0dd164eaf99.zip | |
Code cleanup for heap_freeze_tuple.
It used to be case that lazy vacuum could call this function with only
a shared lock on the buffer, but neither lazy vacuum nor any other
code path does that any more. Simplify the code accordingly and clean
up some related, obsolete comments.
Diffstat (limited to 'src/backend/access/heap/rewriteheap.c')
| -rw-r--r-- | src/backend/access/heap/rewriteheap.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/src/backend/access/heap/rewriteheap.c b/src/backend/access/heap/rewriteheap.c index 31b2b678b6c..9a8f05d9331 100644 --- a/src/backend/access/heap/rewriteheap.c +++ b/src/backend/access/heap/rewriteheap.c @@ -335,13 +335,8 @@ rewrite_heap_tuple(RewriteState state, /* * While we have our hands on the tuple, we may as well freeze any * very-old xmin or xmax, so that future VACUUM effort can be saved. - * - * Note we abuse heap_freeze_tuple() a bit here, since it's expecting to - * be given a pointer to a tuple in a disk buffer. It happens though that - * we can get the right things to happen by passing InvalidBuffer for the - * buffer. */ - heap_freeze_tuple(new_tuple->t_data, state->rs_freeze_xid, InvalidBuffer); + heap_freeze_tuple(new_tuple->t_data, state->rs_freeze_xid); /* * Invalid ctid means that ctid should point to the tuple itself. We'll |