| /linux-4.4.14/fs/nfs/ |
| D | read.c | 55 void nfs_pageio_init_read(struct nfs_pageio_descriptor *pgio, in nfs_pageio_init_read() argument
66 nfs_pageio_init(pgio, inode, pg_ops, compl_ops, &nfs_rw_read_ops, in nfs_pageio_init_read()
71 void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio) in nfs_pageio_reset_read_mds() argument
75 if (pgio->pg_ops && pgio->pg_ops->pg_cleanup) in nfs_pageio_reset_read_mds()
76 pgio->pg_ops->pg_cleanup(pgio); in nfs_pageio_reset_read_mds()
78 pgio->pg_ops = &nfs_pgio_rw_ops; in nfs_pageio_reset_read_mds()
81 WARN_ON_ONCE(pgio->pg_mirror_count != 1); in nfs_pageio_reset_read_mds()
83 mirror = &pgio->pg_mirrors[0]; in nfs_pageio_reset_read_mds()
84 mirror->pg_bsize = NFS_SERVER(pgio->pg_inode)->rsize; in nfs_pageio_reset_read_mds()
93 struct nfs_pageio_descriptor pgio; in nfs_readpage_async() local
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| D | pagelist.c | 867 static int nfs_pageio_setup_mirroring(struct nfs_pageio_descriptor *pgio, in nfs_pageio_setup_mirroring() argument
872 if (!pgio->pg_ops->pg_get_mirror_count) in nfs_pageio_setup_mirroring()
875 mirror_count = pgio->pg_ops->pg_get_mirror_count(pgio, req); in nfs_pageio_setup_mirroring()
880 if (WARN_ON_ONCE(!pgio->pg_mirrors_dynamic)) in nfs_pageio_setup_mirroring()
883 pgio->pg_mirror_count = mirror_count; in nfs_pageio_setup_mirroring()
891 void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio) in nfs_pageio_stop_mirroring() argument
893 pgio->pg_mirror_count = 1; in nfs_pageio_stop_mirroring()
894 pgio->pg_mirror_idx = 0; in nfs_pageio_stop_mirroring()
897 static void nfs_pageio_cleanup_mirroring(struct nfs_pageio_descriptor *pgio) in nfs_pageio_cleanup_mirroring() argument
899 pgio->pg_mirror_count = 1; in nfs_pageio_cleanup_mirroring()
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| D | write.c | 552 static int nfs_page_async_flush(struct nfs_pageio_descriptor *pgio, in nfs_page_async_flush() argument
569 if (!nfs_pageio_add_request(pgio, req)) { in nfs_page_async_flush()
571 ret = pgio->pg_error; in nfs_page_async_flush()
579 …_do_writepage(struct page *page, struct writeback_control *wbc, struct nfs_pageio_descriptor *pgio) in nfs_do_writepage() argument
583 nfs_pageio_cond_complete(pgio, page_file_index(page)); in nfs_do_writepage()
584 ret = nfs_page_async_flush(pgio, page, wbc->sync_mode == WB_SYNC_NONE); in nfs_do_writepage()
597 struct nfs_pageio_descriptor pgio; in nfs_writepage_locked() local
602 nfs_pageio_init_write(&pgio, inode, wb_priority(wbc), in nfs_writepage_locked()
604 err = nfs_do_writepage(page, wbc, &pgio); in nfs_writepage_locked()
605 nfs_pageio_complete(&pgio); in nfs_writepage_locked()
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| D | pnfs.c | 1789 pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in pnfs_generic_pg_init_read() argument
1793 if (pgio->pg_lseg == NULL) { in pnfs_generic_pg_init_read()
1794 if (pgio->pg_dreq == NULL) in pnfs_generic_pg_init_read()
1795 rd_size = i_size_read(pgio->pg_inode) - req_offset(req); in pnfs_generic_pg_init_read()
1797 rd_size = nfs_dreq_bytes_left(pgio->pg_dreq); in pnfs_generic_pg_init_read()
1799 pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode, in pnfs_generic_pg_init_read()
1807 if (pgio->pg_lseg == NULL) in pnfs_generic_pg_init_read()
1808 nfs_pageio_reset_read_mds(pgio); in pnfs_generic_pg_init_read()
1814 pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio, in pnfs_generic_pg_init_write() argument
1817 if (pgio->pg_lseg == NULL) in pnfs_generic_pg_init_write()
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| D | internal.h | 435 extern void nfs_pageio_init_read(struct nfs_pageio_descriptor *pgio,
439 extern void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio);
452 extern void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio,
455 extern void nfs_pageio_reset_write_mds(struct nfs_pageio_descriptor *pgio);
498 void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio);
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| D | direct.c | 292 struct nfs_pageio_descriptor *pgio, in nfs_direct_setup_mirroring() argument
297 if (pgio->pg_ops->pg_get_mirror_count) in nfs_direct_setup_mirroring()
298 mirror_count = pgio->pg_ops->pg_get_mirror_count(pgio, req); in nfs_direct_setup_mirroring()
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| D | pnfs.h | 242 void pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio,
246 size_t pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio,
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| /linux-4.4.14/fs/nfs/objlayout/ |
| D | objio_osd.c | 534 static size_t objio_pg_test(struct nfs_pageio_descriptor *pgio, in objio_pg_test() argument
537 struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(pgio); in objio_pg_test()
540 size = pnfs_generic_pg_test(pgio, prev, req); in objio_pg_test()
543 (unsigned long)pgio->pg_layout_private) in objio_pg_test()
549 static void objio_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in objio_init_read() argument
551 pnfs_generic_pg_init_read(pgio, req); in objio_init_read()
552 if (unlikely(pgio->pg_lseg == NULL)) in objio_init_read()
555 pgio->pg_layout_private = (void *) in objio_init_read()
556 OBJIO_LSEG(pgio->pg_lseg)->layout.max_io_length; in objio_init_read()
579 static void objio_init_write(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in objio_init_write() argument
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| /linux-4.4.14/fs/nfs/blocklayout/ |
| D | blocklayout.c | 745 is_aligned_req(struct nfs_pageio_descriptor *pgio, in is_aligned_req() argument
752 if (pgio->pg_dreq == NULL) in is_aligned_req()
761 if (req_offset(req) + req->wb_bytes == i_size_read(pgio->pg_inode)) { in is_aligned_req()
776 bl_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in bl_pg_init_read() argument
778 if (!is_aligned_req(pgio, req, SECTOR_SIZE)) { in bl_pg_init_read()
779 nfs_pageio_reset_read_mds(pgio); in bl_pg_init_read()
783 pnfs_generic_pg_init_read(pgio, req); in bl_pg_init_read()
791 bl_pg_test_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, in bl_pg_test_read() argument
794 if (!is_aligned_req(pgio, req, SECTOR_SIZE)) in bl_pg_test_read()
796 return pnfs_generic_pg_test(pgio, prev, req); in bl_pg_test_read()
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| /linux-4.4.14/fs/nfs/filelayout/ |
| D | filelayout.c | 847 filelayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, in filelayout_pg_test() argument
853 u64 segment_offset = pgio->pg_lseg->pls_range.offset; in filelayout_pg_test()
854 u32 stripe_unit = FILELAYOUT_LSEG(pgio->pg_lseg)->stripe_unit; in filelayout_pg_test()
857 size = pnfs_generic_pg_test(pgio, prev, req); in filelayout_pg_test()
883 filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio, in filelayout_pg_init_read() argument
886 if (!pgio->pg_lseg) in filelayout_pg_init_read()
887 pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode, in filelayout_pg_init_read()
894 if (pgio->pg_lseg == NULL) in filelayout_pg_init_read()
895 nfs_pageio_reset_read_mds(pgio); in filelayout_pg_init_read()
899 filelayout_pg_init_write(struct nfs_pageio_descriptor *pgio, in filelayout_pg_init_write() argument
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| /linux-4.4.14/fs/nfs/flexfilelayout/ |
| D | flexfilelayout.c | 779 ff_layout_pg_init_read(struct nfs_pageio_descriptor *pgio, in ff_layout_pg_init_read() argument
788 if (!pgio->pg_lseg) in ff_layout_pg_init_read()
789 pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode, in ff_layout_pg_init_read()
796 if (pgio->pg_lseg == NULL) in ff_layout_pg_init_read()
799 ds = ff_layout_choose_best_ds_for_read(pgio->pg_lseg, 0, &ds_idx); in ff_layout_pg_init_read()
802 mirror = FF_LAYOUT_COMP(pgio->pg_lseg, ds_idx); in ff_layout_pg_init_read()
804 pgio->pg_mirror_idx = ds_idx; in ff_layout_pg_init_read()
807 pgm = &pgio->pg_mirrors[0]; in ff_layout_pg_init_read()
812 pnfs_put_lseg(pgio->pg_lseg); in ff_layout_pg_init_read()
813 pgio->pg_lseg = NULL; in ff_layout_pg_init_read()
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