71 	xfs_mount_t		*mp,  in xfs_fs_geometry()  argument
75 	geo->blocksize = mp->m_sb.sb_blocksize;  in xfs_fs_geometry()
76 	geo->rtextsize = mp->m_sb.sb_rextsize;  in xfs_fs_geometry()
77 	geo->agblocks = mp->m_sb.sb_agblocks;  in xfs_fs_geometry()
78 	geo->agcount = mp->m_sb.sb_agcount;  in xfs_fs_geometry()
79 	geo->logblocks = mp->m_sb.sb_logblocks;  in xfs_fs_geometry()
80 	geo->sectsize = mp->m_sb.sb_sectsize;  in xfs_fs_geometry()
81 	geo->inodesize = mp->m_sb.sb_inodesize;  in xfs_fs_geometry()
82 	geo->imaxpct = mp->m_sb.sb_imax_pct;  in xfs_fs_geometry()
83 	geo->datablocks = mp->m_sb.sb_dblocks;  in xfs_fs_geometry()
84 	geo->rtblocks = mp->m_sb.sb_rblocks;  in xfs_fs_geometry()
85 	geo->rtextents = mp->m_sb.sb_rextents;  in xfs_fs_geometry()
86 	geo->logstart = mp->m_sb.sb_logstart;  in xfs_fs_geometry()
87 	ASSERT(sizeof(geo->uuid)==sizeof(mp->m_sb.sb_uuid));  in xfs_fs_geometry()
88 	memcpy(geo->uuid, &mp->m_sb.sb_uuid, sizeof(mp->m_sb.sb_uuid));  in xfs_fs_geometry()
90 		geo->sunit = mp->m_sb.sb_unit;  in xfs_fs_geometry()
91 		geo->swidth = mp->m_sb.sb_width;  in xfs_fs_geometry()
96 			(XFS_SB_VERSION_HASATTR(&mp->m_sb) ?  in xfs_fs_geometry()
98 			(XFS_SB_VERSION_HASNLINK(&mp->m_sb) ?  in xfs_fs_geometry()
100 			(XFS_SB_VERSION_HASQUOTA(&mp->m_sb) ?  in xfs_fs_geometry()
102 			(XFS_SB_VERSION_HASALIGN(&mp->m_sb) ?  in xfs_fs_geometry()
104 			(XFS_SB_VERSION_HASDALIGN(&mp->m_sb) ?  in xfs_fs_geometry()
106 			(XFS_SB_VERSION_HASSHARED(&mp->m_sb) ?  in xfs_fs_geometry()
108 			(XFS_SB_VERSION_HASEXTFLGBIT(&mp->m_sb) ?  in xfs_fs_geometry()
110 			(XFS_SB_VERSION_HASDIRV2(&mp->m_sb) ?  in xfs_fs_geometry()
112 			(XFS_SB_VERSION_HASSECTOR(&mp->m_sb) ?  in xfs_fs_geometry()
114 		geo->logsectsize = XFS_SB_VERSION_HASSECTOR(&mp->m_sb) ?  in xfs_fs_geometry()
115 				mp->m_sb.sb_logsectsize : BBSIZE;  in xfs_fs_geometry()
116 		geo->rtsectsize = mp->m_sb.sb_blocksize;  in xfs_fs_geometry()
117 		geo->dirblocksize = mp->m_dirblksize;  in xfs_fs_geometry()
121 			(XFS_SB_VERSION_HASLOGV2(&mp->m_sb) ?  in xfs_fs_geometry()
123 		geo->logsunit = mp->m_sb.sb_logsunit;  in xfs_fs_geometry()
130 	xfs_mount_t		*mp,		/* mount point for filesystem */  in xfs_growfs_data_private()  argument
156 	if (nb < mp->m_sb.sb_dblocks || pct < 0 || pct > 100)  in xfs_growfs_data_private()
158 	dpct = pct - mp->m_sb.sb_imax_pct;  in xfs_growfs_data_private()
159 	error = xfs_read_buf(mp, mp->m_ddev_targp,  in xfs_growfs_data_private()
160 			XFS_FSB_TO_BB(mp, nb) - XFS_FSS_TO_BB(mp, 1),  in xfs_growfs_data_private()
161 			XFS_FSS_TO_BB(mp, 1), 0, &bp);  in xfs_growfs_data_private()
168 	nb_mod = do_div(new, mp->m_sb.sb_agblocks);  in xfs_growfs_data_private()
172 		nb = nagcount * mp->m_sb.sb_agblocks;  in xfs_growfs_data_private()
173 		if (nb < mp->m_sb.sb_dblocks)  in xfs_growfs_data_private()
176 	new = nb - mp->m_sb.sb_dblocks;  in xfs_growfs_data_private()
177 	oagcount = mp->m_sb.sb_agcount;  in xfs_growfs_data_private()
179 		down_write(&mp->m_peraglock);  in xfs_growfs_data_private()
180 		mp->m_perag = kmem_realloc(mp->m_perag,  in xfs_growfs_data_private()
184 		memset(&mp->m_perag[oagcount], 0,  in xfs_growfs_data_private()
186 		mp->m_flags |= XFS_MOUNT_32BITINODES;  in xfs_growfs_data_private()
187 		nagimax = xfs_initialize_perag(mp, nagcount);  in xfs_growfs_data_private()
188 		up_write(&mp->m_peraglock);  in xfs_growfs_data_private()
190 	tp = xfs_trans_alloc(mp, XFS_TRANS_GROWFS);  in xfs_growfs_data_private()
191 	if ((error = xfs_trans_reserve(tp, XFS_GROWFS_SPACE_RES(mp),  in xfs_growfs_data_private()
192 			XFS_GROWDATA_LOG_RES(mp), 0, 0, 0))) {  in xfs_growfs_data_private()
202 		bp = xfs_buf_get(mp->m_ddev_targp,  in xfs_growfs_data_private()
203 				  XFS_AG_DADDR(mp, agno, XFS_AGF_DADDR(mp)),  in xfs_growfs_data_private()
204 				  XFS_FSS_TO_BB(mp, 1), 0);  in xfs_growfs_data_private()
206 		memset(agf, 0, mp->m_sb.sb_sectsize);  in xfs_growfs_data_private()
213 				(agno * (xfs_rfsblock_t)mp->m_sb.sb_agblocks);  in xfs_growfs_data_private()
215 			agsize = mp->m_sb.sb_agblocks;  in xfs_growfs_data_private()
218 			XFS_BNO_BLOCK(mp));  in xfs_growfs_data_private()
220 			XFS_CNT_BLOCK(mp));  in xfs_growfs_data_private()
224 		INT_SET(agf->agf_fllast, ARCH_CONVERT, XFS_AGFL_SIZE(mp) - 1);  in xfs_growfs_data_private()
226 		tmpsize = agsize - XFS_PREALLOC_BLOCKS(mp);  in xfs_growfs_data_private()
229 		error = xfs_bwrite(mp, bp);  in xfs_growfs_data_private()
236 		bp = xfs_buf_get(mp->m_ddev_targp,  in xfs_growfs_data_private()
237 				  XFS_AG_DADDR(mp, agno, XFS_AGI_DADDR(mp)),  in xfs_growfs_data_private()
238 				  XFS_FSS_TO_BB(mp, 1), 0);  in xfs_growfs_data_private()
240 		memset(agi, 0, mp->m_sb.sb_sectsize);  in xfs_growfs_data_private()
246 		INT_SET(agi->agi_root, ARCH_CONVERT, XFS_IBT_BLOCK(mp));  in xfs_growfs_data_private()
254 		error = xfs_bwrite(mp, bp);  in xfs_growfs_data_private()
261 		bp = xfs_buf_get(mp->m_ddev_targp,  in xfs_growfs_data_private()
262 			XFS_AGB_TO_DADDR(mp, agno, XFS_BNO_BLOCK(mp)),  in xfs_growfs_data_private()
263 			BTOBB(mp->m_sb.sb_blocksize), 0);  in xfs_growfs_data_private()
265 		memset(block, 0, mp->m_sb.sb_blocksize);  in xfs_growfs_data_private()
271 		arec = XFS_BTREE_REC_ADDR(mp->m_sb.sb_blocksize, xfs_alloc,  in xfs_growfs_data_private()
272 			block, 1, mp->m_alloc_mxr[0]);  in xfs_growfs_data_private()
274 			XFS_PREALLOC_BLOCKS(mp));  in xfs_growfs_data_private()
277 		error = xfs_bwrite(mp, bp);  in xfs_growfs_data_private()
284 		bp = xfs_buf_get(mp->m_ddev_targp,  in xfs_growfs_data_private()
285 			XFS_AGB_TO_DADDR(mp, agno, XFS_CNT_BLOCK(mp)),  in xfs_growfs_data_private()
286 			BTOBB(mp->m_sb.sb_blocksize), 0);  in xfs_growfs_data_private()
288 		memset(block, 0, mp->m_sb.sb_blocksize);  in xfs_growfs_data_private()
294 		arec = XFS_BTREE_REC_ADDR(mp->m_sb.sb_blocksize, xfs_alloc,  in xfs_growfs_data_private()
295 			block, 1, mp->m_alloc_mxr[0]);  in xfs_growfs_data_private()
297 			XFS_PREALLOC_BLOCKS(mp));  in xfs_growfs_data_private()
301 		error = xfs_bwrite(mp, bp);  in xfs_growfs_data_private()
308 		bp = xfs_buf_get(mp->m_ddev_targp,  in xfs_growfs_data_private()
309 			XFS_AGB_TO_DADDR(mp, agno, XFS_IBT_BLOCK(mp)),  in xfs_growfs_data_private()
310 			BTOBB(mp->m_sb.sb_blocksize), 0);  in xfs_growfs_data_private()
312 		memset(block, 0, mp->m_sb.sb_blocksize);  in xfs_growfs_data_private()
318 		error = xfs_bwrite(mp, bp);  in xfs_growfs_data_private()
331 		error = xfs_ialloc_read_agi(mp, tp, agno, &bp);  in xfs_growfs_data_private()
340 				mp->m_sb.sb_agblocks);  in xfs_growfs_data_private()
345 		error = xfs_alloc_read_agf(mp, tp, agno, 0, &bp);  in xfs_growfs_data_private()
357 		error = xfs_free_extent(tp, XFS_AGB_TO_FSB(mp, agno,  in xfs_growfs_data_private()
365 	if (nb > mp->m_sb.sb_dblocks)  in xfs_growfs_data_private()
367 				 nb - mp->m_sb.sb_dblocks);  in xfs_growfs_data_private()
378 		mp->m_maxagi = nagimax;  in xfs_growfs_data_private()
379 	if (mp->m_sb.sb_imax_pct) {  in xfs_growfs_data_private()
380 		__uint64_t icount = mp->m_sb.sb_dblocks * mp->m_sb.sb_imax_pct;  in xfs_growfs_data_private()
382 		mp->m_maxicount = icount << mp->m_sb.sb_inopblog;  in xfs_growfs_data_private()
384 		mp->m_maxicount = 0;  in xfs_growfs_data_private()
386 		error = xfs_read_buf(mp, mp->m_ddev_targp,  in xfs_growfs_data_private()
387 				  XFS_AGB_TO_DADDR(mp, agno, XFS_SB_BLOCK(mp)),  in xfs_growfs_data_private()
388 				  XFS_FSS_TO_BB(mp, 1), 0, &bp);  in xfs_growfs_data_private()
390 			xfs_fs_cmn_err(CE_WARN, mp,  in xfs_growfs_data_private()
396 		xfs_xlatesb(sbp, &mp->m_sb, -1, ARCH_CONVERT, XFS_SB_ALL_BITS);  in xfs_growfs_data_private()
402 		if (!(error = xfs_bwrite(mp, bp))) {  in xfs_growfs_data_private()
405 			xfs_fs_cmn_err(CE_WARN, mp,  in xfs_growfs_data_private()
420 	xfs_mount_t		*mp,	/* mount point for filesystem */  in xfs_growfs_log_private()  argument
426 	if (nb < XFS_MIN_LOG_BLOCKS || nb < XFS_B_TO_FSB(mp, XFS_MIN_LOG_BYTES))  in xfs_growfs_log_private()
428 	if (nb == mp->m_sb.sb_logblocks &&  in xfs_growfs_log_private()
429 	    in->isint == (mp->m_sb.sb_logstart != 0))  in xfs_growfs_log_private()
449 	xfs_mount_t		*mp,  in xfs_growfs_data()  argument
453 	if (!cpsema(&mp->m_growlock))  in xfs_growfs_data()
455 	error = xfs_growfs_data_private(mp, in);  in xfs_growfs_data()
456 	vsema(&mp->m_growlock);  in xfs_growfs_data()
462 	xfs_mount_t		*mp,  in xfs_growfs_log()  argument
466 	if (!cpsema(&mp->m_growlock))  in xfs_growfs_log()
468 	error = xfs_growfs_log_private(mp, in);  in xfs_growfs_log()
469 	vsema(&mp->m_growlock);  in xfs_growfs_log()
479 	xfs_mount_t		*mp,  in xfs_fs_counts()  argument
484 	s = XFS_SB_LOCK(mp);  in xfs_fs_counts()
485 	cnt->freedata = mp->m_sb.sb_fdblocks;  in xfs_fs_counts()
486 	cnt->freertx = mp->m_sb.sb_frextents;  in xfs_fs_counts()
487 	cnt->freeino = mp->m_sb.sb_ifree;  in xfs_fs_counts()
488 	cnt->allocino = mp->m_sb.sb_icount;  in xfs_fs_counts()
489 	XFS_SB_UNLOCK(mp, s);  in xfs_fs_counts()
510 	xfs_mount_t             *mp,  in xfs_reserve_blocks()  argument
521 		outval->resblks = mp->m_resblks;  in xfs_reserve_blocks()
522 		outval->resblks_avail = mp->m_resblks_avail;  in xfs_reserve_blocks()
527 	s = XFS_SB_LOCK(mp);  in xfs_reserve_blocks()
534 	if (mp->m_resblks > request) {  in xfs_reserve_blocks()
535 		lcounter = mp->m_resblks_avail - request;  in xfs_reserve_blocks()
537 			mp->m_sb.sb_fdblocks += lcounter;  in xfs_reserve_blocks()
538 			mp->m_resblks_avail -= lcounter;  in xfs_reserve_blocks()
540 		mp->m_resblks = request;  in xfs_reserve_blocks()
542 		delta = request - mp->m_resblks;  in xfs_reserve_blocks()
543 		lcounter = mp->m_sb.sb_fdblocks - delta;  in xfs_reserve_blocks()
546 			mp->m_resblks += mp->m_sb.sb_fdblocks;  in xfs_reserve_blocks()
547 			mp->m_resblks_avail += mp->m_sb.sb_fdblocks;  in xfs_reserve_blocks()
548 			mp->m_sb.sb_fdblocks = 0;  in xfs_reserve_blocks()
550 			mp->m_sb.sb_fdblocks = lcounter;  in xfs_reserve_blocks()
551 			mp->m_resblks = request;  in xfs_reserve_blocks()
552 			mp->m_resblks_avail += delta;  in xfs_reserve_blocks()
556 	outval->resblks = mp->m_resblks;  in xfs_reserve_blocks()
557 	outval->resblks_avail = mp->m_resblks_avail;  in xfs_reserve_blocks()
558 	XFS_SB_UNLOCK(mp, s);  in xfs_reserve_blocks()
563 xfs_fs_log_dummy(xfs_mount_t *mp)  in xfs_fs_log_dummy()  argument
569 	tp = _xfs_trans_alloc(mp, XFS_TRANS_DUMMY1);  in xfs_fs_log_dummy()
570 	atomic_inc(&mp->m_active_trans);  in xfs_fs_log_dummy()
571 	if (xfs_trans_reserve(tp, 0, XFS_ICHANGE_LOG_RES(mp), 0, 0, 0)) {  in xfs_fs_log_dummy()
576 	ip = mp->m_rootip;  in xfs_fs_log_dummy()
590 	xfs_mount_t	*mp,  in xfs_fs_goingdown()  argument
595 		struct vfs *vfsp = XFS_MTOVFS(mp);  in xfs_fs_goingdown()
599 			xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);  in xfs_fs_goingdown()
606 		xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);  in xfs_fs_goingdown()
609 		xfs_force_shutdown(mp, XFS_FORCE_UMOUNT|XFS_LOG_IO_ERROR);  in xfs_fs_goingdown()