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Searched refs:lseg (Results 1 – 16 of 16) sorted by relevance

/linux/fs/nfs/
H A Dpnfs.c62 static bool pnfs_lseg_dec_and_remove_zero(struct pnfs_layout_segment *lseg,
374 struct pnfs_layout_segment *lseg; in pnfs_clear_layoutreturn_info() local
378 list_for_each_entry(lseg, &lo->plh_segs, pls_list) { in pnfs_clear_layoutreturn_info()
379 if (!test_bit(NFS_LSEG_LAYOUTRETURN, &lseg->pls_flags)) in pnfs_clear_layoutreturn_info()
381 pnfs_set_plh_return_info(lo, lseg->pls_range.iomode, 0); in pnfs_clear_layoutreturn_info()
395 pnfs_clear_lseg_state(struct pnfs_layout_segment *lseg, in pnfs_clear_lseg_state() argument
398 clear_bit(NFS_LSEG_ROC, &lseg->pls_flags); in pnfs_clear_lseg_state()
399 clear_bit(NFS_LSEG_LAYOUTRETURN, &lseg->pls_flags); in pnfs_clear_lseg_state()
400 if (test_and_clear_bit(NFS_LSEG_VALID, &lseg->pls_flags)) in pnfs_clear_lseg_state()
401 pnfs_lseg_dec_and_remove_zero(lseg, free_me); in pnfs_clear_lseg_state()
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H A Dpnfs.h146 void (*free_lseg) (struct pnfs_layout_segment *lseg);
148 struct pnfs_layout_segment *lseg,
180 void (*cancel_io)(struct pnfs_layout_segment *lseg);
193 struct pnfs_layout_segment *lseg,
264 void pnfs_put_lseg(struct pnfs_layout_segment *lseg);
277 void pnfs_set_lo_fail(struct pnfs_layout_segment *lseg);
341 struct pnfs_layout_segment *lseg,
344 bool (*do_merge)(struct pnfs_layout_segment *lseg,
353 struct pnfs_layout_segment *lseg);
399 struct pnfs_layout_segment *lseg);
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H A Dpnfs_nfs.c58 pnfs_put_lseg(data->lseg); in pnfs_generic_commit_release()
68 struct pnfs_layout_segment *freeme = bucket->lseg; in pnfs_free_bucket_lseg()
69 bucket->lseg = NULL; in pnfs_free_bucket_lseg()
110 p->lseg = NULL; in pnfs_alloc_commit_array()
114 b->lseg = NULL; in pnfs_alloc_commit_array()
130 struct pnfs_layout_segment *lseg) in pnfs_find_commit_array_by_lseg() argument
135 if (array->lseg == lseg) in pnfs_find_commit_array_by_lseg()
144 struct pnfs_layout_segment *lseg) in pnfs_add_commit_array() argument
148 array = pnfs_find_commit_array_by_lseg(fl_cinfo, lseg); in pnfs_add_commit_array()
151 new->lseg = lseg; in pnfs_add_commit_array()
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H A Dnfs42proc.c1086 nfs42_alloc_layouterror_data(struct pnfs_layout_segment *lseg, gfp_t gfp_flags) in nfs42_alloc_layouterror_data() argument
1089 struct inode *inode = lseg->pls_layout->plh_inode; in nfs42_alloc_layouterror_data()
1095 data->lseg = pnfs_get_lseg(lseg); in nfs42_alloc_layouterror_data()
1096 if (data->lseg) in nfs42_alloc_layouterror_data()
1108 pnfs_put_lseg(data->lseg); in nfs42_free_layouterror_data()
1119 struct pnfs_layout_hdr *lo = data->lseg->pls_layout; in nfs42_layouterror_prepare()
1141 struct pnfs_layout_hdr *lo = data->lseg->pls_layout; in nfs42_layouterror_done()
1211 int nfs42_proc_layouterror(struct pnfs_layout_segment *lseg, in nfs42_proc_layouterror() argument
1214 struct inode *inode = lseg->pls_layout->plh_inode; in nfs42_proc_layouterror()
1232 data = nfs42_alloc_layouterror_data(lseg, nfs_io_gfp_mask()); in nfs42_proc_layouterror()
H A Dwrite.c861 nfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg, in nfs_mark_request_commit() argument
864 if (pnfs_mark_request_commit(req, lseg, cinfo, ds_commit_idx)) in nfs_mark_request_commit()
899 return hdr->lseg == NULL; in nfs_write_need_commit()
936 nfs_mark_request_commit(req, hdr->lseg, &cinfo, in nfs_write_completion()
1694 struct pnfs_layout_segment *lseg, in nfs_init_commit() argument
1713 data->lseg = lseg; /* reference transferred */ in nfs_init_commit()
1715 if (lseg) in nfs_init_commit()
1734 struct pnfs_layout_segment *lseg, in nfs_retry_commit() argument
1743 nfs_mark_request_commit(req, lseg, cinfo, ds_commit_idx); in nfs_retry_commit()
H A Dnfs42.h29 int nfs42_proc_layouterror(struct pnfs_layout_segment *lseg,
H A Dinternal.h603 struct pnfs_layout_segment *lseg,
611 struct pnfs_layout_segment *lseg,
619 struct pnfs_layout_segment *lseg,
H A Ddirect.c796 nfs_mark_request_commit(req, hdr->lseg, &cinfo, in nfs_direct_write_completion()
H A Dnfs4proc.c9722 struct pnfs_layout_segment *lseg = NULL; in nfs4_proc_layoutget() local
9745 lseg = pnfs_layout_process(lgp); in nfs4_proc_layoutget()
9757 return lseg; in nfs4_proc_layoutget()
/linux/fs/nfs/flexfilelayout/
H A Dflexfilelayout.h138 FF_LAYOUT_LSEG(struct pnfs_layout_segment *lseg) in FF_LAYOUT_LSEG() argument
140 return container_of(lseg, in FF_LAYOUT_LSEG()
152 FF_LAYOUT_COMP(struct pnfs_layout_segment *lseg, u32 idx) in FF_LAYOUT_COMP() argument
154 struct nfs4_ff_layout_segment *fls = FF_LAYOUT_LSEG(lseg); in FF_LAYOUT_COMP()
162 FF_LAYOUT_DEVID_NODE(struct pnfs_layout_segment *lseg, u32 idx, u32 dss_id) in FF_LAYOUT_DEVID_NODE() argument
164 struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, idx); in FF_LAYOUT_DEVID_NODE()
176 FF_LAYOUT_MIRROR_COUNT(struct pnfs_layout_segment *lseg) in FF_LAYOUT_MIRROR_COUNT() argument
178 return FF_LAYOUT_LSEG(lseg)->mirror_array_cnt; in FF_LAYOUT_MIRROR_COUNT()
182 ff_layout_no_fallback_to_mds(struct pnfs_layout_segment *lseg) in ff_layout_no_fallback_to_mds() argument
184 return FF_LAYOUT_LSEG(lseg)->flags & FF_FLAGS_NO_IO_THRU_MDS; in ff_layout_no_fallback_to_mds()
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H A Dflexfilelayoutdev.c24 static bool ff_layout_has_available_ds(struct pnfs_layout_segment *lseg);
376 nfs4_ff_layout_prepare_ds(struct pnfs_layout_segment *lseg, in nfs4_ff_layout_prepare_ds() argument
382 struct inode *ino = lseg->pls_layout->plh_inode; in nfs4_ff_layout_prepare_ds()
387 if (!ff_layout_init_mirror_ds(lseg->pls_layout, mirror, dss_id)) in nfs4_ff_layout_prepare_ds()
422 ff_layout_track_ds_error(FF_LAYOUT_FROM_HDR(lseg->pls_layout), in nfs4_ff_layout_prepare_ds()
423 mirror, dss_id, lseg->pls_range.offset, in nfs4_ff_layout_prepare_ds()
424 lseg->pls_range.length, NFS4ERR_NXIO, in nfs4_ff_layout_prepare_ds()
426 ff_layout_send_layouterror(lseg); in nfs4_ff_layout_prepare_ds()
427 if (fail_return || !ff_layout_has_available_ds(lseg)) in nfs4_ff_layout_prepare_ds()
428 pnfs_error_mark_layout_for_return(ino, lseg); in nfs4_ff_layout_prepare_ds()
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/linux/fs/nfs/filelayout/
H A Dfilelayout.h82 FILELAYOUT_LSEG(struct pnfs_layout_segment *lseg) in FILELAYOUT_LSEG() argument
84 return container_of(lseg, in FILELAYOUT_LSEG()
90 FILELAYOUT_DEVID_NODE(struct pnfs_layout_segment *lseg) in FILELAYOUT_DEVID_NODE() argument
92 return &FILELAYOUT_LSEG(lseg)->dsaddr->id_node; in FILELAYOUT_DEVID_NODE()
105 nfs4_fl_select_ds_fh(struct pnfs_layout_segment *lseg, u32 j);
107 u32 nfs4_fl_calc_j_index(struct pnfs_layout_segment *lseg, loff_t offset);
108 u32 nfs4_fl_calc_ds_index(struct pnfs_layout_segment *lseg, u32 j);
109 struct nfs4_pnfs_ds *nfs4_fl_prepare_ds(struct pnfs_layout_segment *lseg,
H A Dfilelayoutdev.c224 nfs4_fl_calc_j_index(struct pnfs_layout_segment *lseg, loff_t offset) in nfs4_fl_calc_j_index() argument
226 struct nfs4_filelayout_segment *flseg = FILELAYOUT_LSEG(lseg); in nfs4_fl_calc_j_index()
236 nfs4_fl_calc_ds_index(struct pnfs_layout_segment *lseg, u32 j) in nfs4_fl_calc_ds_index() argument
238 return FILELAYOUT_LSEG(lseg)->dsaddr->stripe_indices[j]; in nfs4_fl_calc_ds_index()
242 nfs4_fl_select_ds_fh(struct pnfs_layout_segment *lseg, u32 j) in nfs4_fl_select_ds_fh() argument
244 struct nfs4_filelayout_segment *flseg = FILELAYOUT_LSEG(lseg); in nfs4_fl_select_ds_fh()
254 i = nfs4_fl_calc_ds_index(lseg, j); in nfs4_fl_select_ds_fh()
262 nfs4_fl_prepare_ds(struct pnfs_layout_segment *lseg, u32 ds_idx) in nfs4_fl_prepare_ds() argument
264 struct nfs4_file_layout_dsaddr *dsaddr = FILELAYOUT_LSEG(lseg)->dsaddr; in nfs4_fl_prepare_ds()
266 struct nfs4_deviceid_node *devid = FILELAYOUT_DEVID_NODE(lseg); in nfs4_fl_prepare_ds()
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/linux/Documentation/filesystems/nfs/
H A Dpnfs.rst16 pnfs_layout_segment, usually referred to by the variable name lseg.
22 LAYOUTCOMMIT), and for each lseg held within.
26 the reference count, as the layout is kept around by the lseg that
36 the lifetime of each lseg referencing them.
54 lseg chapter
57 lseg maintains an extra reference corresponding to the NFS_LSEG_VALID
58 bit which holds it in the pnfs_layout_hdr's list. When the final lseg
/linux/fs/nfs/blocklayout/
H A Dblocklayout.h159 BLK_LSEG2EXT(struct pnfs_layout_segment *lseg) in BLK_LSEG2EXT() argument
161 return BLK_LO2EXT(lseg->pls_layout); in BLK_LSEG2EXT()
/linux/include/linux/
H A Dnfs_xdr.h429 struct pnfs_layout_segment *lseg; member
1330 struct pnfs_layout_segment *lseg; member
1337 struct pnfs_layout_segment *lseg; member
1657 struct pnfs_layout_segment *lseg; member
1725 struct pnfs_layout_segment *lseg; member