diff options
Diffstat (limited to 'src/backend/utils/mmgr/aset.c')
| -rw-r--r-- | src/backend/utils/mmgr/aset.c | 24 |
1 files changed, 14 insertions, 10 deletions
diff --git a/src/backend/utils/mmgr/aset.c b/src/backend/utils/mmgr/aset.c index 5220ec2d412..4bc96c5a2aa 100644 --- a/src/backend/utils/mmgr/aset.c +++ b/src/backend/utils/mmgr/aset.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/utils/mmgr/aset.c,v 1.25 2000/03/08 23:42:58 tgl Exp $ + * $Header: /cvsroot/pgsql/src/backend/utils/mmgr/aset.c,v 1.26 2000/04/12 17:16:09 momjian Exp $ * * NOTE: * This is a new (Feb. 05, 1999) implementation of the allocation set @@ -43,7 +43,7 @@ /*-------------------- * Chunk freelist k holds chunks of size 1 << (k + ALLOC_MINBITS), * for k = 0 .. ALLOCSET_NUM_FREELISTS-2. - * The last freelist holds all larger free chunks. Those chunks come in + * The last freelist holds all larger free chunks. Those chunks come in * varying sizes depending on the request size, whereas smaller chunks are * coerced to powers of 2 to improve their "recyclability". * @@ -261,9 +261,9 @@ AllocSetAlloc(AllocSet set, Size size) Assert(chunk_size >= size); /* - * If there is enough room in the active allocation block, *and* - * the chunk is less than ALLOC_BIGCHUNK_LIMIT, put the chunk - * into the active allocation block. + * If there is enough room in the active allocation block, *and* the + * chunk is less than ALLOC_BIGCHUNK_LIMIT, put the chunk into the + * active allocation block. */ if ((block = set->blocks) != NULL) { @@ -400,8 +400,10 @@ AllocSetFree(AllocSet set, AllocPointer pointer) if (chunk->size >= ALLOC_BIGCHUNK_LIMIT) { - /* Big chunks are certain to have been allocated as single-chunk - * blocks. Find the containing block and return it to malloc(). + + /* + * Big chunks are certain to have been allocated as single-chunk + * blocks. Find the containing block and return it to malloc(). */ AllocBlock block = set->blocks; AllocBlock prevblock = NULL; @@ -471,10 +473,12 @@ AllocSetRealloc(AllocSet set, AllocPointer pointer, Size size) if (oldsize >= ALLOC_BIGCHUNK_LIMIT) { + /* - * If the chunk is already >= bigchunk limit, then it must have been - * allocated as a single-chunk block. Find the containing block and - * use realloc() to make it bigger with minimum space wastage. + * If the chunk is already >= bigchunk limit, then it must have + * been allocated as a single-chunk block. Find the containing + * block and use realloc() to make it bigger with minimum space + * wastage. */ AllocChunk chunk = AllocPointerGetChunk(pointer); AllocBlock block = set->blocks; |