24  * Read and return the summary information for a given extent size,
26  * Keeps track of a current summary block, so we don't keep reading
35 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtget_summary()
36 	xfs_fsblock_t	*rsb,		/* in/out: summary block number */  in xfs_rtget_summary()
37 	xfs_suminfo_t	*sum)		/* out: summary info for this block */  in xfs_rtget_summary()
53 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtany_summary()
54 	xfs_fsblock_t	*rsb,		/* in/out: summary block number */  in xfs_rtany_summary()
59 	xfs_suminfo_t	sum;		/* summary data */  in xfs_rtany_summary()
70 		 * Get one summary datum.  in xfs_rtany_summary()
97  * Copy and transform the summary file, given the old and new
107 	struct xfs_buf	*bp;		/* summary buffer */  in xfs_rtcopy_summary()
109 	int		log;		/* summary level number (log length) */  in xfs_rtcopy_summary()
110 	xfs_suminfo_t	sum;		/* summary data */  in xfs_rtcopy_summary()
111 	xfs_fsblock_t	sumbno;		/* summary block number */  in xfs_rtcopy_summary()
139  * Updates all the summary information as well as the bitmap.
147 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtallocate_range()
148 	xfs_fsblock_t	*rsb)		/* in/out: summary block number */  in xfs_rtallocate_range()
159 	 * properly update the summary.  in xfs_rtallocate_range()
174 	 * Decrement the summary information corresponding to the entire  in xfs_rtallocate_range()
185 	 * old extent, add summary data for them to be free.  in xfs_rtallocate_range()
197 	 * old extent, add summary data for them to be free.  in xfs_rtallocate_range()
246 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtallocate_extent_block()
247 	xfs_fsblock_t	*rsb,		/* in/out: summary block number */  in xfs_rtallocate_extent_block()
365 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtallocate_extent_exact()
366 	xfs_fsblock_t	*rsb,		/* in/out: summary block number */  in xfs_rtallocate_extent_exact()
445 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtallocate_extent_near()
446 	xfs_fsblock_t	*rsb,		/* in/out: summary block number */  in xfs_rtallocate_extent_near()
450 	int		any;		/* any useful extents from summary */  in xfs_rtallocate_extent_near()
500 		 * Get summary information of extents of all useful levels  in xfs_rtallocate_extent_near()
547 					 * Grab the summary information for  in xfs_rtallocate_extent_near()
558 					 * summary that means the extent we  in xfs_rtallocate_extent_near()
585 				 * Try to allocate from the summary block  in xfs_rtallocate_extent_near()
649 	struct xfs_buf	**rbpp,		/* in/out: summary block buffer */  in xfs_rtallocate_extent_size()
650 	xfs_fsblock_t	*rsb,		/* in/out: summary block number */  in xfs_rtallocate_extent_size()
659 	xfs_suminfo_t	sum;		/* summary information for extents */  in xfs_rtallocate_extent_size()
670 	 * the summary says there's an extent.  in xfs_rtallocate_extent_size()
678 			 * Get the summary for this level/block.  in xfs_rtallocate_extent_size()
737 			 * Get the summary information for this level/block.  in xfs_rtallocate_extent_size()
752 			 * this summary level.  in xfs_rtallocate_extent_size()
785  * Allocate space to the bitmap or summary file, and zero it, for growfs.
792 	struct xfs_inode	*ip)		/* inode (bitmap/summary) */  in xfs_growfs_rt_alloc()
916 		xfs_warn(mp, "could not allocate realtime summary cache");  in xfs_alloc_rsum_cache()
939 	xfs_extlen_t	nrsumblocks;	/* new number of summary blocks */  in xfs_growfs_rt()
940 	uint		nrsumlevels;	/* new rt summary levels */  in xfs_growfs_rt()
941 	uint		nrsumsize;	/* new size of rt summary, bytes */  in xfs_growfs_rt()
944 	xfs_extlen_t	rsumblocks;	/* current number of rt summary blks */  in xfs_growfs_rt()
946 	xfs_fsblock_t	sumbno;		/* summary block number */  in xfs_growfs_rt()
947 	uint8_t		*rsum_cache;	/* old summary cache */  in xfs_growfs_rt()
958 	 * Mount should fail if the rt bitmap/summary files don't load, but  in xfs_growfs_rt()
1007 	 * New summary size can't be more than half the size of  in xfs_growfs_rt()
1009 	 * since we'll log basically the whole summary file at once.  in xfs_growfs_rt()
1014 	 * Get the old block counts for bitmap and summary inodes.  in xfs_growfs_rt()
1020 	 * Allocate space to the bitmap and summary files, as necessary.  in xfs_growfs_rt()
1092 		 * Get the summary inode into the transaction.  in xfs_growfs_rt()
1097 		 * Update the summary inode's size.  We need to update the  in xfs_growfs_rt()
1105 		 * Copy summary data from old to new sizes.  in xfs_growfs_rt()
1209 	xfs_fsblock_t	sb;		/* summary file block number */  in xfs_rtallocate_extent()
1210 	struct xfs_buf	*sumbp;		/* summary file block buffer */  in xfs_rtallocate_extent()
1385  * Get the bitmap and summary inodes and the summary cache into the mount