| /linux-4.1.27/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 | 868 static int nfs_pageio_setup_mirroring(struct nfs_pageio_descriptor *pgio, in nfs_pageio_setup_mirroring() argument
873 if (!pgio->pg_ops->pg_get_mirror_count) in nfs_pageio_setup_mirroring()
876 mirror_count = pgio->pg_ops->pg_get_mirror_count(pgio, req); in nfs_pageio_setup_mirroring()
881 if (WARN_ON_ONCE(!pgio->pg_mirrors_dynamic)) in nfs_pageio_setup_mirroring()
884 pgio->pg_mirror_count = mirror_count; in nfs_pageio_setup_mirroring()
892 void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio) in nfs_pageio_stop_mirroring() argument
894 pgio->pg_mirror_count = 1; in nfs_pageio_stop_mirroring()
895 pgio->pg_mirror_idx = 0; in nfs_pageio_stop_mirroring()
898 static void nfs_pageio_cleanup_mirroring(struct nfs_pageio_descriptor *pgio) in nfs_pageio_cleanup_mirroring() argument
900 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()
577 …_do_writepage(struct page *page, struct writeback_control *wbc, struct nfs_pageio_descriptor *pgio) in nfs_do_writepage() argument
585 nfs_pageio_cond_complete(pgio, page_file_index(page)); in nfs_do_writepage()
586 ret = nfs_page_async_flush(pgio, page, wbc->sync_mode == WB_SYNC_NONE); in nfs_do_writepage()
599 struct nfs_pageio_descriptor pgio; in nfs_writepage_locked() local
602 nfs_pageio_init_write(&pgio, page->mapping->host, 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 | 1714 pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in pnfs_generic_pg_init_read() argument
1718 if (pgio->pg_lseg == NULL) { in pnfs_generic_pg_init_read()
1719 if (pgio->pg_dreq == NULL) in pnfs_generic_pg_init_read()
1720 rd_size = i_size_read(pgio->pg_inode) - req_offset(req); in pnfs_generic_pg_init_read()
1722 rd_size = nfs_dreq_bytes_left(pgio->pg_dreq); in pnfs_generic_pg_init_read()
1724 pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode, in pnfs_generic_pg_init_read()
1732 if (pgio->pg_lseg == NULL) in pnfs_generic_pg_init_read()
1733 nfs_pageio_reset_read_mds(pgio); in pnfs_generic_pg_init_read()
1739 pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio, in pnfs_generic_pg_init_write() argument
1742 if (pgio->pg_lseg == NULL) in pnfs_generic_pg_init_write()
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| D | internal.h | 419 extern void nfs_pageio_init_read(struct nfs_pageio_descriptor *pgio,
423 extern void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio);
436 extern void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio,
439 extern void nfs_pageio_reset_write_mds(struct nfs_pageio_descriptor *pgio);
479 void nfs_pageio_stop_mirroring(struct nfs_pageio_descriptor *pgio);
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| D | direct.c | 289 struct nfs_pageio_descriptor *pgio, in nfs_direct_setup_mirroring() argument
294 if (pgio->pg_ops->pg_get_mirror_count) in nfs_direct_setup_mirroring()
295 mirror_count = pgio->pg_ops->pg_get_mirror_count(pgio, req); in nfs_direct_setup_mirroring()
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| D | pnfs.h | 238 void pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio,
242 size_t pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio,
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| /linux-4.1.27/fs/nfs/objlayout/ |
| D | objio_osd.c | 537 static size_t objio_pg_test(struct nfs_pageio_descriptor *pgio, in objio_pg_test() argument
540 struct nfs_pgio_mirror *mirror = nfs_pgio_current_mirror(pgio); in objio_pg_test()
543 size = pnfs_generic_pg_test(pgio, prev, req); in objio_pg_test()
546 (unsigned long)pgio->pg_layout_private) in objio_pg_test()
552 static void objio_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in objio_init_read() argument
554 pnfs_generic_pg_init_read(pgio, req); in objio_init_read()
555 if (unlikely(pgio->pg_lseg == NULL)) in objio_init_read()
558 pgio->pg_layout_private = (void *) in objio_init_read()
559 OBJIO_LSEG(pgio->pg_lseg)->layout.max_io_length; in objio_init_read()
582 static void objio_init_write(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in objio_init_write() argument
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| /linux-4.1.27/fs/nfs/flexfilelayout/ |
| D | flexfilelayout.c | 465 ff_layout_choose_best_ds_for_read(struct nfs_pageio_descriptor *pgio, in ff_layout_choose_best_ds_for_read() argument
472 fls = FF_LAYOUT_LSEG(pgio->pg_lseg); in ff_layout_choose_best_ds_for_read()
475 ds = nfs4_ff_layout_prepare_ds(pgio->pg_lseg, idx, false); in ff_layout_choose_best_ds_for_read()
486 ff_layout_pg_init_read(struct nfs_pageio_descriptor *pgio, in ff_layout_pg_init_read() argument
495 if (!pgio->pg_lseg) in ff_layout_pg_init_read()
496 pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode, in ff_layout_pg_init_read()
503 if (pgio->pg_lseg == NULL) in ff_layout_pg_init_read()
506 ds = ff_layout_choose_best_ds_for_read(pgio, &ds_idx); in ff_layout_pg_init_read()
509 mirror = FF_LAYOUT_COMP(pgio->pg_lseg, ds_idx); in ff_layout_pg_init_read()
511 pgio->pg_mirror_idx = ds_idx; in ff_layout_pg_init_read()
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| /linux-4.1.27/fs/nfs/blocklayout/ |
| D | blocklayout.c | 750 is_aligned_req(struct nfs_pageio_descriptor *pgio, in is_aligned_req() argument
757 if (pgio->pg_dreq == NULL) in is_aligned_req()
766 if (req_offset(req) + req->wb_bytes == i_size_read(pgio->pg_inode)) { in is_aligned_req()
781 bl_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req) in bl_pg_init_read() argument
783 if (!is_aligned_req(pgio, req, SECTOR_SIZE)) { in bl_pg_init_read()
784 nfs_pageio_reset_read_mds(pgio); in bl_pg_init_read()
788 pnfs_generic_pg_init_read(pgio, req); in bl_pg_init_read()
796 bl_pg_test_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, in bl_pg_test_read() argument
799 if (!is_aligned_req(pgio, req, SECTOR_SIZE)) in bl_pg_test_read()
801 return pnfs_generic_pg_test(pgio, prev, req); in bl_pg_test_read()
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| /linux-4.1.27/fs/nfs/filelayout/ |
| D | filelayout.c | 846 filelayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, in filelayout_pg_test() argument
852 u64 segment_offset = pgio->pg_lseg->pls_range.offset; in filelayout_pg_test()
853 u32 stripe_unit = FILELAYOUT_LSEG(pgio->pg_lseg)->stripe_unit; in filelayout_pg_test()
856 size = pnfs_generic_pg_test(pgio, prev, req); in filelayout_pg_test()
882 filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio, in filelayout_pg_init_read() argument
885 if (!pgio->pg_lseg) in filelayout_pg_init_read()
886 pgio->pg_lseg = pnfs_update_layout(pgio->pg_inode, in filelayout_pg_init_read()
893 if (pgio->pg_lseg == NULL) in filelayout_pg_init_read()
894 nfs_pageio_reset_read_mds(pgio); in filelayout_pg_init_read()
898 filelayout_pg_init_write(struct nfs_pageio_descriptor *pgio, in filelayout_pg_init_write() argument
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