Lines Matching refs:lseg
24 static bool ff_layout_has_available_ds(struct pnfs_layout_segment *lseg);
367 nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg, in nfs4_ff_layout_prepare_ds() argument
372 struct inode *ino = lseg->pls_layout->plh_inode; in nfs4_ff_layout_prepare_ds()
377 if (!ff_layout_init_mirror_ds(lseg->pls_layout, mirror)) in nfs4_ff_layout_prepare_ds()
406 ff_layout_track_ds_error(FF_LAYOUT_FROM_HDR(lseg->pls_layout), in nfs4_ff_layout_prepare_ds()
407 mirror, lseg->pls_range.offset, in nfs4_ff_layout_prepare_ds()
408 lseg->pls_range.length, NFS4ERR_NXIO, in nfs4_ff_layout_prepare_ds()
410 ff_layout_send_layouterror(lseg); in nfs4_ff_layout_prepare_ds()
411 if (fail_return || !ff_layout_has_available_ds(lseg)) in nfs4_ff_layout_prepare_ds()
412 pnfs_error_mark_layout_for_return(ino, lseg); in nfs4_ff_layout_prepare_ds()
550 static bool ff_read_layout_has_available_ds(struct pnfs_layout_segment *lseg) in ff_read_layout_has_available_ds() argument
556 for (idx = 0; idx < FF_LAYOUT_MIRROR_COUNT(lseg); idx++) { in ff_read_layout_has_available_ds()
557 mirror = FF_LAYOUT_COMP(lseg, idx); in ff_read_layout_has_available_ds()
572 static bool ff_rw_layout_has_available_ds(struct pnfs_layout_segment *lseg) in ff_rw_layout_has_available_ds() argument
578 for (idx = 0; idx < FF_LAYOUT_MIRROR_COUNT(lseg); idx++) { in ff_rw_layout_has_available_ds()
579 mirror = FF_LAYOUT_COMP(lseg, idx); in ff_rw_layout_has_available_ds()
589 return FF_LAYOUT_MIRROR_COUNT(lseg) != 0; in ff_rw_layout_has_available_ds()
592 static bool ff_layout_has_available_ds(struct pnfs_layout_segment *lseg) in ff_layout_has_available_ds() argument
594 if (lseg->pls_range.iomode == IOMODE_READ) in ff_layout_has_available_ds()
595 return ff_read_layout_has_available_ds(lseg); in ff_layout_has_available_ds()
597 return ff_rw_layout_has_available_ds(lseg); in ff_layout_has_available_ds()
600 bool ff_layout_avoid_mds_available_ds(struct pnfs_layout_segment *lseg) in ff_layout_avoid_mds_available_ds() argument
602 return ff_layout_no_fallback_to_mds(lseg) || in ff_layout_avoid_mds_available_ds()
603 ff_layout_has_available_ds(lseg); in ff_layout_avoid_mds_available_ds()
606 bool ff_layout_avoid_read_on_rw(struct pnfs_layout_segment *lseg) in ff_layout_avoid_read_on_rw() argument
608 return lseg->pls_range.iomode == IOMODE_RW && in ff_layout_avoid_read_on_rw()
609 ff_layout_no_read_on_rw(lseg); in ff_layout_avoid_read_on_rw()