diff options
Diffstat (limited to 'src/include')
| -rw-r--r-- | src/include/nodes/memnodes.h | 2 | ||||
| -rw-r--r-- | src/include/nodes/nodes.h | 1 | ||||
| -rw-r--r-- | src/include/utils/memutils.h | 9 |
3 files changed, 11 insertions, 1 deletions
diff --git a/src/include/nodes/memnodes.h b/src/include/nodes/memnodes.h index e487d172fcd..fe6bc903b36 100644 --- a/src/include/nodes/memnodes.h +++ b/src/include/nodes/memnodes.h @@ -96,6 +96,6 @@ typedef struct MemoryContextData */ #define MemoryContextIsValid(context) \ ((context) != NULL && \ - (IsA((context), AllocSetContext))) + (IsA((context), AllocSetContext) || IsA((context), SlabContext))) #endif /* MEMNODES_H */ diff --git a/src/include/nodes/nodes.h b/src/include/nodes/nodes.h index 95dd8baadd4..28aca928a85 100644 --- a/src/include/nodes/nodes.h +++ b/src/include/nodes/nodes.h @@ -278,6 +278,7 @@ typedef enum NodeTag */ T_MemoryContext, T_AllocSetContext, + T_SlabContext, /* * TAGS FOR VALUE NODES (value.h) diff --git a/src/include/utils/memutils.h b/src/include/utils/memutils.h index 1d1035e374b..5223a4da395 100644 --- a/src/include/utils/memutils.h +++ b/src/include/utils/memutils.h @@ -135,6 +135,12 @@ extern MemoryContext AllocSetContextCreate(MemoryContext parent, Size initBlockSize, Size maxBlockSize); +/* slab.c */ +extern MemoryContext SlabContextCreate(MemoryContext parent, + const char *name, + Size blockSize, + Size chunkSize); + /* * Recommended default alloc parameters, suitable for "ordinary" contexts * that might hold quite a lot of data. @@ -171,4 +177,7 @@ extern MemoryContext AllocSetContextCreate(MemoryContext parent, */ #define ALLOCSET_SEPARATE_THRESHOLD 8192 +#define SLAB_DEFAULT_BLOCK_SIZE (8 * 1024) +#define SLAB_LARGE_BLOCK_SIZE (8 * 1024 * 1024) + #endif /* MEMUTILS_H */ |