hfscommon/Misc/VolumeAllocation.c

434 static void remove_free_extent_cache(struct hfsmount *hfsmp, u_int32_t startBlock, u_int32_t blockCount);
435 static Boolean add_free_extent_cache(struct hfsmount *hfsmp, u_int32_t startBlock, u_int32_t blockCount);
2133 	    vcb->vcbFreeExt[0].blockCount == 0) {
2147 	foundBlocks = vcb->vcbFreeExt[0].blockCount;
3594  	u_int32_t  blockCount = 0;
3634 				blockCount = 1;
3637 			blockCount += num_bits_set(*currentWord & SWAP_BE32 (bitMask));
3665 				blockCount = 1;
3668 			blockCount += num_bits_set(*currentWord);
3696 				blockCount = 1;
3699 			blockCount += num_bits_set(*currentWord & SWAP_BE32 (bitMask));
3707 		*allocCount = blockCount;
3712 		KERNEL_DEBUG_CONSTANT(HFSDBG_IS_ALLOCATED | DBG_FUNC_END, error, 0, blockCount, 0, 0);
4363  *	blockCount - Number of blocks in extent to remove
4397  *	blockCount - Number of blocks in extent to add
4404 static int add_free_extent_list(struct hfsmount *hfsmp, u_int32_t startBlock, u_int32_t blockCount)
4410 		uint32_t endBlock = startBlock + blockCount;
4413 				startBlock > (hfsmp->vcbFreeExt[i].startBlock + hfsmp->vcbFreeExt[i].blockCount)) {
4417 				hfsmp, startBlock, blockCount, hfsmp->vcbFreeExt[i].startBlock, hfsmp->vcbFreeExt[i].blockCount, i);
4430 			if (blockCount > hfsmp->vcbFreeExt[i].blockCount) {
4461 	hfsmp->vcbFreeExt[i].blockCount = blockCount;
4478  *	blockCount	- number of blocks of the extent to be removed.
4480 static void remove_free_extent_cache(struct hfsmount *hfsmp, u_int32_t startBlock, u_int32_t blockCount)
4494 		KERNEL_DEBUG_CONSTANT(HFSDBG_REMOVE_EXTENT_CACHE | DBG_FUNC_START, startBlock, blockCount, 0, 0, 0);
4496 	endBlock = startBlock + blockCount;
4506 		currentEnd = currentStart + hfsmp->vcbFreeExt[i].blockCount;
4599  *	blockCount	- number of blocks of the extent to be removed.
4607 static Boolean add_free_extent_cache(struct hfsmount *hfsmp, u_int32_t startBlock, u_int32_t blockCount)
4615 		KERNEL_DEBUG_CONSTANT(HFSDBG_ADD_EXTENT_CACHE | DBG_FUNC_START, startBlock, blockCount, 0, 0, 0);
4637 	if ((startBlock + blockCount) > hfsmp->allocLimit) {
4638 		blockCount = hfsmp->allocLimit - startBlock;
4648 	endBlock = startBlock + blockCount;
4650 		currentEnd = hfsmp->vcbFreeExt[i].startBlock + hfsmp->vcbFreeExt[i].blockCount;
4708 		nblocks = hfsmp->vcbFreeExt[i].blockCount;
4743 				      hfsmp->vcbFreeExt[j].blockCount);
4754 						hfsmp->vcbFreeExt[i+1].blockCount);
4758 				if (hfsmp->vcbFreeExt[i].blockCount < hfsmp->vcbFreeExt[i+1].blockCount) {
4761 						hfsmp->vcbFreeExt[i+1].blockCount);