Lines Matching full:big

50  * HAMMER doesn't support big endian arch, but is planned.
144  * zone 0:		available, a big-block that contains the offset is unused
166  *	     2^18(layer1) * 2^19(layer2) * 2^23(big-block) = 2^60 = 1EB
178  *	| zone-4 big-block for layer1
180  *	| zone-4 big-blocks for layer2
181  *	| ... (1 big-block per 4TB space)
183  *	| zone-3 big-blocks for UNDO/REDO FIFO
184  *	| ... (max 128 big-blocks)
186  *	| zone-8 big-block for root B-Tree node/etc
188  *	| zone-9 big-block for root inode/PFS/etc
190  *	| zone-X big-blocks
191  *	| ... (big-blocks for new zones after newfs_hammer)
208  *	| zone-4 big-blocks for layer2
209  *	| ... (1 big-block per 4TB space)
211  *	| zone-X big-blocks
333  * Big-Block backing store
337  * layer 2 handles 19 bits.  The 8M big-block size is 23 bits so two
383  * zone:8-15	zone id used to classify big-block only, address is actually
399  * The blockmap is a 2-layer entity made up of big-blocks.  The first layer
412  * zone-X blockmap offset: [zone:4][layer1:18][layer2:19][big-block:23]
416  * 32 bytes layer1 entry for 8MB big-block.
417  * A big-block can hold 2^23 / 2^5 = 2^18 layer1 entries,
421 	hammer_off_t	blocks_free;	/* big-blocks free */
433  * 16 bytes layer2 entry for 8MB big-blocks.
434  * A big-block can hold 2^23 / 2^4 = 2^19 layer2 entries,
440  *	 the big-block is completely free.
447 	int32_t		bytes_free;	/* bytes free within this big-block */
474  * Index within layer1 or layer2 big-block for the entry representing
486  * Byte offset within layer1 or layer2 big-block for the entry representing
769 	 * include big-blocks for freemap and undomap initially allocated
772 	int64_t vol0_stat_bigblocks;	/* total big-blocks when fs is empty */
773 	int64_t vol0_stat_freebigblocks;/* number of free big-blocks */
833  * Effective per-volume filesystem capacity including big-blocks for layer1/2