| /linux/fs/nfs/ |
| H A D | read.c | 63 void nfs_pageio_init_read(struct nfs_pageio_descriptor *pgio, in nfs_pageio_init_read() argument
74 nfs_pageio_init(pgio, inode, pg_ops, compl_ops, &nfs_rw_read_ops, in nfs_pageio_init_read()
79 void nfs_pageio_complete_read(struct nfs_pageio_descriptor *pgio) in nfs_pageio_complete_read() argument
84 nfs_pageio_complete(pgio); in nfs_pageio_complete_read()
87 WARN_ON_ONCE(pgio->pg_mirror_count != 1); in nfs_pageio_complete_read()
89 pgm = &pgio->pg_mirrors[0]; in nfs_pageio_complete_read()
90 NFS_I(pgio->pg_inode)->read_io += pgm->pg_bytes_written; in nfs_pageio_complete_read()
92 nfs_add_stats(pgio->pg_inode, NFSIOS_READPAGES, npages); in nfs_pageio_complete_read()
96 void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio) in nfs_pageio_reset_read_mds() argument
100 if (pgio->pg_ops && pgio->pg_ops->pg_cleanup) in nfs_pageio_reset_read_mds()
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| H A D | pagelist.c | 758 dprintk("NFS: initiated pgio call " in nfs_initiate_pgio()
1006 static void nfs_pageio_setup_mirroring(struct nfs_pageio_descriptor *pgio, in nfs_pageio_setup_mirroring()
1011 if (pgio->pg_ops->pg_get_mirror_count) in nfs_pageio_setup_mirroring()
1012 mirror_count = pgio->pg_ops->pg_get_mirror_count(pgio, req); in nfs_pageio_setup_mirroring()
1013 if (mirror_count == pgio->pg_mirror_count || pgio->pg_error < 0) in nfs_pageio_setup_mirroring()
1017 pgio->pg_error = -EINVAL; in nfs_pageio_setup_mirroring()
1021 pgio->pg_mirrors = nfs_pageio_alloc_mirrors(pgio, mirror_coun in nfs_pageio_setup_mirroring()
1005 nfs_pageio_setup_mirroring(struct nfs_pageio_descriptor * pgio,struct nfs_page * req) nfs_pageio_setup_mirroring() argument
1029 nfs_pageio_cleanup_mirroring(struct nfs_pageio_descriptor * pgio) nfs_pageio_cleanup_mirroring() argument
1076 nfs_coalesce_size(struct nfs_page * prev,struct nfs_page * req,struct nfs_pageio_descriptor * pgio) nfs_coalesce_size() argument
1459 nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor * pgio) nfs_pageio_stop_mirroring() argument
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| H A D | pnfs.c | 2834 pnfs_generic_pg_check_layout(struct nfs_pageio_descriptor *pgio, in pnfs_generic_pg_check_layout() argument
2837 if (pgio->pg_lseg == NULL || in pnfs_generic_pg_check_layout()
2838 (test_bit(NFS_LSEG_VALID, &pgio->pg_lseg->pls_flags) && in pnfs_generic_pg_check_layout()
2839 pnfs_lseg_request_intersecting(pgio->pg_lseg, req))) in pnfs_generic_pg_check_layout()
2841 pnfs_put_lseg(pgio->pg_lseg); in pnfs_generic_pg_check_layout()
2842 pgio->pg_lseg = NULL; in pnfs_generic_pg_check_layout()
2847 pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in pnfs_generic_pg_init_read() argument
2851 pnfs_generic_pg_check_layout(pgio, req); in pnfs_generic_pg_init_read()
2852 if (pgio->pg_lseg == NULL) { in pnfs_generic_pg_init_read()
2853 if (pgio->pg_dreq == NULL) in pnfs_generic_pg_init_read()
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| H A D | fscache.c | 302 struct nfs_pageio_descriptor pgio; in nfs_netfs_issue_read() local
313 nfs_pageio_init_read(&pgio, inode, false, in nfs_netfs_issue_read()
322 pgio.pg_netfs = netfs; /* used in completion */ in nfs_netfs_issue_read()
326 err = nfs_read_add_folio(&pgio, ctx, page_folio(page)); in nfs_netfs_issue_read()
333 nfs_pageio_complete_read(&pgio); in nfs_netfs_issue_read()
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| H A D | pnfs.h | 267 void pnfs_generic_pg_check_layout(struct nfs_pageio_descriptor *pgio, struct nfs_page *req);
270 void pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio,
274 size_t pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio,
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| /linux/fs/nfs/blocklayout/ |
| H A D | blocklayout.c | 822 is_aligned_req(struct nfs_pageio_descriptor *pgio, in is_aligned_req() argument
829 if (pgio->pg_dreq == NULL) in is_aligned_req()
839 (req_offset(req) + req->wb_bytes == i_size_read(pgio->pg_inode))) { in is_aligned_req()
854 bl_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in bl_pg_init_read() argument
856 if (!is_aligned_req(pgio, req, SECTOR_SIZE, false)) { in bl_pg_init_read()
857 nfs_pageio_reset_read_mds(pgio); in bl_pg_init_read()
861 pnfs_generic_pg_init_read(pgio, req); in bl_pg_init_read()
863 if (pgio->pg_lseg && in bl_pg_init_read()
864 test_bit(NFS_LSEG_UNAVAILABLE, &pgio->pg_lseg->pls_flags)) { in bl_pg_init_read()
865 pnfs_error_mark_layout_for_return(pgio->pg_inode, pgio->pg_lseg); in bl_pg_init_read()
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| /linux/fs/nfs/flexfilelayout/ |
| H A D | flexfilelayout.c | 813 ff_layout_get_ds_for_read(struct nfs_pageio_descriptor *pgio, in ff_layout_get_ds_for_read()
816 struct pnfs_layout_segment *lseg = pgio->pg_lseg; in ff_layout_get_ds_for_read()
819 ds = ff_layout_choose_best_ds_for_read(lseg, pgio->pg_mirror_idx, in ff_layout_get_ds_for_read()
821 if (ds || !pgio->pg_mirror_idx) in ff_layout_get_ds_for_read()
827 ff_layout_pg_get_read(struct nfs_pageio_descriptor *pgio, in ff_layout_pg_get_read()
831 pnfs_put_lseg(pgio->pg_lseg); in ff_layout_pg_get_read()
832 pgio->pg_lseg = in ff_layout_pg_get_read()
833 pnfs_update_layout(pgio->pg_inode, nfs_req_openctx(req), in ff_layout_pg_get_read()
836 if (IS_ERR(pgio->pg_lseg)) { in ff_layout_pg_get_read()
837 pgio in ff_layout_pg_get_read()
812 ff_layout_get_ds_for_read(struct nfs_pageio_descriptor * pgio,u32 * best_idx) ff_layout_get_ds_for_read() argument
826 ff_layout_pg_get_read(struct nfs_pageio_descriptor * pgio,struct nfs_page * req,bool strict_iomode) ff_layout_pg_get_read() argument
842 ff_layout_pg_init_read(struct nfs_pageio_descriptor * pgio,struct nfs_page * req) ff_layout_pg_init_read() argument
897 ff_layout_pg_init_write(struct nfs_pageio_descriptor * pgio,struct nfs_page * req) ff_layout_pg_init_write() argument
960 ff_layout_pg_get_mirror_count_write(struct nfs_pageio_descriptor * pgio,struct nfs_page * req) ff_layout_pg_get_mirror_count_write() argument
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| /linux/fs/nfs/filelayout/ |
| H A D | filelayout.c | 791 filelayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, in filelayout_pg_test() argument
797 u64 segment_offset = pgio->pg_lseg->pls_range.offset; in filelayout_pg_test()
798 u32 stripe_unit = FILELAYOUT_LSEG(pgio->pg_lseg)->stripe_unit; in filelayout_pg_test()
801 size = pnfs_generic_pg_test(pgio, prev, req); in filelayout_pg_test()
804 else if (!filelayout_lseg_is_striped(FILELAYOUT_LSEG(pgio->pg_lseg))) in filelayout_pg_test()
867 filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio, in filelayout_pg_init_read() argument
870 pnfs_generic_pg_check_layout(pgio, req); in filelayout_pg_init_read()
871 if (!pgio->pg_lseg) { in filelayout_pg_init_read()
872 pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode, in filelayout_pg_init_read()
879 if (IS_ERR(pgio->pg_lseg)) { in filelayout_pg_init_read()
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