175 static void ff_layout_mark_devid_invalid(struct pnfs_layout_segment *lseg,  in ff_layout_mark_devid_invalid()  argument
179 	if (!ff_layout_has_available_ds(lseg))  in ff_layout_mark_devid_invalid()
180 		pnfs_error_mark_layout_for_return(lseg->pls_layout->plh_inode,  in ff_layout_mark_devid_invalid()
181 				lseg);  in ff_layout_mark_devid_invalid()
184 static bool ff_layout_mirror_valid(struct pnfs_layout_segment *lseg,  in ff_layout_mirror_valid()  argument
188 		pnfs_error_mark_layout_for_return(lseg->pls_layout->plh_inode,  in ff_layout_mirror_valid()
189 					lseg);  in ff_layout_mirror_valid()
195 		ff_layout_mark_devid_invalid(lseg, devid);  in ff_layout_mirror_valid()
361 nfs4_ff_layout_select_ds_fh(struct pnfs_layout_segment *lseg, u32 mirror_idx)  in nfs4_ff_layout_select_ds_fh()  argument
363 	struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, mirror_idx);  in nfs4_ff_layout_select_ds_fh()
366 	if (!ff_layout_mirror_valid(lseg, mirror)) {  in nfs4_ff_layout_select_ds_fh()
380 nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg, u32 ds_idx,  in nfs4_ff_layout_prepare_ds()  argument
383 	struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, ds_idx);  in nfs4_ff_layout_prepare_ds()
386 	struct inode *ino = lseg->pls_layout->plh_inode;  in nfs4_ff_layout_prepare_ds()
391 	if (!ff_layout_mirror_valid(lseg, mirror)) {  in nfs4_ff_layout_prepare_ds()
428 		ff_layout_track_ds_error(FF_LAYOUT_FROM_HDR(lseg->pls_layout),  in nfs4_ff_layout_prepare_ds()
429 					 mirror, lseg->pls_range.offset,  in nfs4_ff_layout_prepare_ds()
430 					 lseg->pls_range.length, NFS4ERR_NXIO,  in nfs4_ff_layout_prepare_ds()
433 			pnfs_error_mark_layout_for_return(ino, lseg);  in nfs4_ff_layout_prepare_ds()
434 			if (ff_layout_has_available_ds(lseg))  in nfs4_ff_layout_prepare_ds()
435 				pnfs_set_retry_layoutget(lseg->pls_layout);  in nfs4_ff_layout_prepare_ds()
437 				pnfs_clear_retry_layoutget(lseg->pls_layout);  in nfs4_ff_layout_prepare_ds()
440 			if (ff_layout_has_available_ds(lseg))  in nfs4_ff_layout_prepare_ds()
442 					&lseg->pls_layout->plh_flags);  in nfs4_ff_layout_prepare_ds()
444 				pnfs_error_mark_layout_for_return(ino, lseg);  in nfs4_ff_layout_prepare_ds()
445 				pnfs_clear_retry_layoutget(lseg->pls_layout);  in nfs4_ff_layout_prepare_ds()
457 ff_layout_get_ds_cred(struct pnfs_layout_segment *lseg, u32 ds_idx,  in ff_layout_get_ds_cred()  argument
460 	struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, ds_idx);  in ff_layout_get_ds_cred()
463 	if (!nfs4_ff_layout_prepare_ds(lseg, ds_idx, true))  in ff_layout_get_ds_cred()
479 nfs4_ff_find_or_create_ds_client(struct pnfs_layout_segment *lseg, u32 ds_idx,  in nfs4_ff_find_or_create_ds_client()  argument
482 	struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, ds_idx);  in nfs4_ff_find_or_create_ds_client()
546 static bool ff_read_layout_has_available_ds(struct pnfs_layout_segment *lseg)  in ff_read_layout_has_available_ds()  argument
552 	for (idx = 0; idx < FF_LAYOUT_MIRROR_COUNT(lseg); idx++) {  in ff_read_layout_has_available_ds()
553 		mirror = FF_LAYOUT_COMP(lseg, idx);  in ff_read_layout_has_available_ds()
564 static bool ff_rw_layout_has_available_ds(struct pnfs_layout_segment *lseg)  in ff_rw_layout_has_available_ds()  argument
570 	for (idx = 0; idx < FF_LAYOUT_MIRROR_COUNT(lseg); idx++) {  in ff_rw_layout_has_available_ds()
571 		mirror = FF_LAYOUT_COMP(lseg, idx);  in ff_rw_layout_has_available_ds()
579 	return FF_LAYOUT_MIRROR_COUNT(lseg) != 0;  in ff_rw_layout_has_available_ds()
582 bool ff_layout_has_available_ds(struct pnfs_layout_segment *lseg)  in ff_layout_has_available_ds()  argument
584 	if (lseg->pls_range.iomode == IOMODE_READ)  in ff_layout_has_available_ds()
585 		return  ff_read_layout_has_available_ds(lseg);  in ff_layout_has_available_ds()
587 	return ff_rw_layout_has_available_ds(lseg);  in ff_layout_has_available_ds()