if (RelFileLocatorBackendIsTemp(rlocator))
{
if (rlocator.backend == MyProcNumber)
- {
- for (j = 0; j < nforks; j++)
- DropRelationLocalBuffers(rlocator.locator, forkNum[j],
- firstDelBlock[j]);
- }
+ DropRelationLocalBuffers(rlocator.locator, forkNum, nforks,
+ firstDelBlock);
+
return;
}
* See DropRelationBuffers in bufmgr.c for more notes.
*/
void
-DropRelationLocalBuffers(RelFileLocator rlocator, ForkNumber forkNum,
- BlockNumber firstDelBlock)
+DropRelationLocalBuffers(RelFileLocator rlocator, ForkNumber *forkNum,
+ int nforks, BlockNumber *firstDelBlock)
{
int i;
+ int j;
for (i = 0; i < NLocBuffer; i++)
{
buf_state = pg_atomic_read_u32(&bufHdr->state);
- if ((buf_state & BM_TAG_VALID) &&
- BufTagMatchesRelFileLocator(&bufHdr->tag, &rlocator) &&
- BufTagGetForkNum(&bufHdr->tag) == forkNum &&
- bufHdr->tag.blockNum >= firstDelBlock)
+ if (!(buf_state & BM_TAG_VALID) ||
+ !BufTagMatchesRelFileLocator(&bufHdr->tag, &rlocator))
+ continue;
+
+ for (j = 0; j < nforks; j++)
{
- InvalidateLocalBuffer(bufHdr, true);
+ if (BufTagGetForkNum(&bufHdr->tag) == forkNum[j] &&
+ bufHdr->tag.blockNum >= firstDelBlock[j])
+ {
+ InvalidateLocalBuffer(bufHdr, true);
+ break;
+ }
}
}
}
extern void FlushLocalBuffer(BufferDesc *bufHdr, SMgrRelation reln);
extern void InvalidateLocalBuffer(BufferDesc *bufHdr, bool check_unreferenced);
extern void DropRelationLocalBuffers(RelFileLocator rlocator,
- ForkNumber forkNum,
- BlockNumber firstDelBlock);
+ ForkNumber *forkNum, int nforks,
+ BlockNumber *firstDelBlock);
extern void DropRelationAllLocalBuffers(RelFileLocator rlocator);
extern void AtEOXact_LocalBuffers(bool isCommit);