diff options
Diffstat (limited to 'src/backend/utils/mmgr/slab.c')
| -rw-r--r-- | src/backend/utils/mmgr/slab.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/backend/utils/mmgr/slab.c b/src/backend/utils/mmgr/slab.c index 700a91a2a37..50deb354c28 100644 --- a/src/backend/utils/mmgr/slab.c +++ b/src/backend/utils/mmgr/slab.c @@ -305,12 +305,14 @@ SlabReset(MemoryContext context) #endif free(block); slab->nblocks--; + context->mem_allocated -= slab->blockSize; } } slab->minFreeChunks = 0; Assert(slab->nblocks == 0); + Assert(context->mem_allocated == 0); } /* @@ -388,6 +390,7 @@ SlabAlloc(MemoryContext context, Size size) slab->minFreeChunks = slab->chunksPerBlock; slab->nblocks += 1; + context->mem_allocated += slab->blockSize; } /* grab the block from the freelist (even the new block is there) */ @@ -480,6 +483,9 @@ SlabAlloc(MemoryContext context, Size size) #endif SlabAllocInfo(slab, chunk); + + Assert(slab->nblocks * slab->blockSize == context->mem_allocated); + return SlabChunkGetPointer(chunk); } @@ -555,11 +561,13 @@ SlabFree(MemoryContext context, void *pointer) { free(block); slab->nblocks--; + context->mem_allocated -= slab->blockSize; } else dlist_push_head(&slab->freelist[block->nfree], &block->node); Assert(slab->nblocks >= 0); + Assert(slab->nblocks * slab->blockSize == context->mem_allocated); } /* @@ -782,6 +790,8 @@ SlabCheck(MemoryContext context) name, block->nfree, block, nfree); } } + + Assert(slab->nblocks * slab->blockSize == context->mem_allocated); } #endif /* MEMORY_CONTEXT_CHECKING */ |