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/OK3568_Linux_fs/kernel/fs/nfs/
H A Dpnfs.c62 static bool pnfs_lseg_dec_and_remove_zero(struct pnfs_layout_segment *lseg,
375 struct pnfs_layout_segment *lseg; in pnfs_clear_layoutreturn_info() local
379 list_for_each_entry(lseg, &lo->plh_segs, pls_list) { in pnfs_clear_layoutreturn_info()
380 if (!test_bit(NFS_LSEG_LAYOUTRETURN, &lseg->pls_flags)) in pnfs_clear_layoutreturn_info()
382 pnfs_set_plh_return_info(lo, lseg->pls_range.iomode, 0); in pnfs_clear_layoutreturn_info()
396 pnfs_clear_lseg_state(struct pnfs_layout_segment *lseg, in pnfs_clear_lseg_state() argument
399 clear_bit(NFS_LSEG_ROC, &lseg->pls_flags); in pnfs_clear_lseg_state()
400 clear_bit(NFS_LSEG_LAYOUTRETURN, &lseg->pls_flags); in pnfs_clear_lseg_state()
401 if (test_and_clear_bit(NFS_LSEG_VALID, &lseg->pls_flags)) in pnfs_clear_lseg_state()
402 pnfs_lseg_dec_and_remove_zero(lseg, free_me); in pnfs_clear_lseg_state()
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H A Dpnfs_nfs.c56 pnfs_put_lseg(data->lseg); in pnfs_generic_commit_release()
66 struct pnfs_layout_segment *freeme = bucket->lseg; in pnfs_free_bucket_lseg()
67 bucket->lseg = NULL; in pnfs_free_bucket_lseg()
108 p->lseg = NULL; in pnfs_alloc_commit_array()
112 b->lseg = NULL; in pnfs_alloc_commit_array()
128 struct pnfs_layout_segment *lseg) in pnfs_find_commit_array_by_lseg() argument
133 if (array->lseg == lseg) in pnfs_find_commit_array_by_lseg()
142 struct pnfs_layout_segment *lseg) in pnfs_add_commit_array() argument
146 array = pnfs_find_commit_array_by_lseg(fl_cinfo, lseg); in pnfs_add_commit_array()
149 new->lseg = lseg; in pnfs_add_commit_array()
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H A Dpnfs.h141 void (*free_lseg) (struct pnfs_layout_segment *lseg);
143 struct pnfs_layout_segment *lseg,
186 struct pnfs_layout_segment *lseg,
253 void pnfs_put_lseg(struct pnfs_layout_segment *lseg);
267 void pnfs_set_lo_fail(struct pnfs_layout_segment *lseg);
330 struct pnfs_layout_segment *lseg,
333 bool (*do_merge)(struct pnfs_layout_segment *lseg,
342 struct pnfs_layout_segment *lseg);
387 struct pnfs_layout_segment *lseg);
418 struct pnfs_layout_segment *lseg,
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H A Dnfs4trace.h1732 #define NFS4_LSEG_LAYOUT_STATEID_HASH(lseg) \ argument
1733 (lseg ? nfs_stateid_hash(&lseg->pls_layout->plh_stateid) : 0)
1735 #define NFS4_LSEG_LAYOUT_STATEID_HASH(lseg) (0) argument
1767 const struct pnfs_layout_segment *lseg = hdr->lseg;
1780 __entry->layoutstateid_seq = lseg ? lseg->pls_seq : 0;
1782 NFS4_LSEG_LAYOUT_STATEID_HASH(lseg);
1841 const struct pnfs_layout_segment *lseg = hdr->lseg;
1854 __entry->layoutstateid_seq = lseg ? lseg->pls_seq : 0;
1856 NFS4_LSEG_LAYOUT_STATEID_HASH(lseg);
1911 const struct pnfs_layout_segment *lseg = data->lseg;
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H A Dnfs42proc.c849 nfs42_alloc_layouterror_data(struct pnfs_layout_segment *lseg, gfp_t gfp_flags) in nfs42_alloc_layouterror_data() argument
852 struct inode *inode = lseg->pls_layout->plh_inode; in nfs42_alloc_layouterror_data()
858 data->lseg = pnfs_get_lseg(lseg); in nfs42_alloc_layouterror_data()
859 if (data->lseg) in nfs42_alloc_layouterror_data()
871 pnfs_put_lseg(data->lseg); in nfs42_free_layouterror_data()
882 struct pnfs_layout_hdr *lo = data->lseg->pls_layout; in nfs42_layouterror_prepare()
904 struct pnfs_layout_hdr *lo = data->lseg->pls_layout; in nfs42_layouterror_done()
974 int nfs42_proc_layouterror(struct pnfs_layout_segment *lseg, in nfs42_proc_layouterror() argument
977 struct inode *inode = lseg->pls_layout->plh_inode; in nfs42_proc_layouterror()
994 data = nfs42_alloc_layouterror_data(lseg, GFP_NOFS); in nfs42_proc_layouterror()
H A Dwrite.c930 nfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg, in nfs_mark_request_commit() argument
933 if (pnfs_mark_request_commit(req, lseg, cinfo, ds_commit_idx)) in nfs_mark_request_commit()
968 return hdr->lseg == NULL; in nfs_write_need_commit()
1000 nfs_mark_request_commit(req, hdr->lseg, &cinfo, in nfs_write_completion()
1715 struct pnfs_layout_segment *lseg, in nfs_init_commit() argument
1734 data->lseg = lseg; /* reference transferred */ in nfs_init_commit()
1736 if (lseg) in nfs_init_commit()
1755 struct pnfs_layout_segment *lseg, in nfs_retry_commit() argument
1764 nfs_mark_request_commit(req, lseg, cinfo, ds_commit_idx); in nfs_retry_commit()
H A Dnfs42.h27 int nfs42_proc_layouterror(struct pnfs_layout_segment *lseg,
H A Dinternal.h506 struct pnfs_layout_segment *lseg,
514 struct pnfs_layout_segment *lseg,
522 struct pnfs_layout_segment *lseg,
H A Ddirect.c734 nfs_mark_request_commit(req, hdr->lseg, &cinfo, in nfs_direct_write_completion()
H A Dnfs4proc.c9516 struct pnfs_layout_segment *lseg = NULL; in nfs4_proc_layoutget() local
9543 lseg = pnfs_layout_process(lgp); in nfs4_proc_layoutget()
9555 return lseg; in nfs4_proc_layoutget()
/OK3568_Linux_fs/kernel/fs/nfs/filelayout/
H A Dfilelayout.c74 filelayout_get_dserver_offset(struct pnfs_layout_segment *lseg, loff_t offset) in filelayout_get_dserver_offset() argument
76 struct nfs4_filelayout_segment *flseg = FILELAYOUT_LSEG(lseg); in filelayout_get_dserver_offset()
126 struct pnfs_layout_segment *lseg) in filelayout_async_handle_error() argument
128 struct pnfs_layout_hdr *lo = lseg->pls_layout; in filelayout_async_handle_error()
130 struct nfs4_deviceid_node *devid = FILELAYOUT_DEVID_NODE(lseg); in filelayout_async_handle_error()
187 pnfs_error_mark_layout_for_return(inode, lseg); in filelayout_async_handle_error()
188 pnfs_set_lo_fail(lseg); in filelayout_async_handle_error()
210 hdr->ds_clp, hdr->lseg); in filelayout_read_done_cb()
234 if (FILELAYOUT_LSEG(hdr->lseg)->commit_through_mds || in filelayout_set_layoutcommit()
241 pnfs_set_layoutcommit(hdr->inode, hdr->lseg, end_offs); in filelayout_set_layoutcommit()
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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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/OK3568_Linux_fs/kernel/fs/nfs/flexfilelayout/
H A Dflexfilelayout.h128 FF_LAYOUT_LSEG(struct pnfs_layout_segment *lseg) in FF_LAYOUT_LSEG() argument
130 return container_of(lseg, in FF_LAYOUT_LSEG()
142 FF_LAYOUT_COMP(struct pnfs_layout_segment *lseg, u32 idx) in FF_LAYOUT_COMP() argument
144 struct nfs4_ff_layout_segment *fls = FF_LAYOUT_LSEG(lseg); in FF_LAYOUT_COMP()
152 FF_LAYOUT_DEVID_NODE(struct pnfs_layout_segment *lseg, u32 idx) in FF_LAYOUT_DEVID_NODE() argument
154 struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, idx); in FF_LAYOUT_DEVID_NODE()
166 FF_LAYOUT_MIRROR_COUNT(struct pnfs_layout_segment *lseg) in FF_LAYOUT_MIRROR_COUNT() argument
168 return FF_LAYOUT_LSEG(lseg)->mirror_array_cnt; in FF_LAYOUT_MIRROR_COUNT()
172 ff_layout_no_fallback_to_mds(struct pnfs_layout_segment *lseg) in ff_layout_no_fallback_to_mds() argument
174 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 Dflexfilelayout.c337 struct pnfs_layout_segment *lseg, in ff_layout_add_lseg() argument
340 pnfs_generic_layout_insert_lseg(lo, lseg, in ff_layout_add_lseg()
554 ff_layout_free_lseg(struct pnfs_layout_segment *lseg) in ff_layout_free_lseg() argument
556 struct nfs4_ff_layout_segment *fls = FF_LAYOUT_LSEG(lseg); in ff_layout_free_lseg()
560 if (lseg->pls_range.iomode == IOMODE_RW) { in ff_layout_free_lseg()
564 ffl = FF_LAYOUT_FROM_HDR(lseg->pls_layout); in ff_layout_free_lseg()
567 pnfs_generic_ds_cinfo_release_lseg(&ffl->commit_info, lseg); in ff_layout_free_lseg()
718 ff_layout_mark_ds_unreachable(struct pnfs_layout_segment *lseg, u32 idx) in ff_layout_mark_ds_unreachable() argument
720 struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx); in ff_layout_mark_ds_unreachable()
727 ff_layout_mark_ds_reachable(struct pnfs_layout_segment *lseg, u32 idx) in ff_layout_mark_ds_reachable() argument
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H A Dflexfilelayoutdev.c24 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()
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/OK3568_Linux_fs/kernel/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
/OK3568_Linux_fs/kernel/fs/nfs/blocklayout/
H A Dblocklayout.c194 struct pnfs_block_layout *bl = BLK_LSEG2EXT(header->lseg); in bl_mark_devices_unavailable()
224 pnfs_set_lo_fail(header->lseg); in bl_end_io_read()
255 struct pnfs_block_layout *bl = BLK_LSEG2EXT(header->lseg); in bl_read_pagelist()
354 pnfs_set_lo_fail(header->lseg); in bl_end_io_write()
373 struct pnfs_block_layout *bl = BLK_LSEG2EXT(hdr->lseg); in bl_write_cleanup()
400 struct pnfs_block_layout *bl = BLK_LSEG2EXT(header->lseg); in bl_write_pagelist()
512 static void bl_free_lseg(struct pnfs_layout_segment *lseg) in bl_free_lseg() argument
515 kfree(lseg); in bl_free_lseg()
678 struct pnfs_layout_segment *lseg; in bl_alloc_lseg() local
689 lseg = kzalloc(sizeof(*lseg), gfp_mask); in bl_alloc_lseg()
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H A Dblocklayout.h153 BLK_LSEG2EXT(struct pnfs_layout_segment *lseg) in BLK_LSEG2EXT() argument
155 return BLK_LO2EXT(lseg->pls_layout); in BLK_LSEG2EXT()
/OK3568_Linux_fs/kernel/arch/x86/kernel/
H A Dmodule.c295 void *lseg = (void *)locks->sh_addr; in module_finalize() local
298 lseg, lseg + locks->sh_size, in module_finalize()
/OK3568_Linux_fs/kernel/include/linux/
H A Dnfs_xdr.h422 struct pnfs_layout_segment *lseg; member
1275 struct pnfs_layout_segment *lseg; member
1282 struct pnfs_layout_segment *lseg; member
1593 struct pnfs_layout_segment *lseg; member
1657 struct pnfs_layout_segment *lseg; member