Lines Matching refs:mpd
1562 static void mpage_release_unused_pages(struct mpage_da_data *mpd, in mpage_release_unused_pages() argument
1568 struct inode *inode = mpd->inode; in mpage_release_unused_pages()
1572 if (mpd->first_page >= mpd->next_page) in mpage_release_unused_pages()
1575 mpd->scanned_until_end = 0; in mpage_release_unused_pages()
1576 index = mpd->first_page; in mpage_release_unused_pages()
1577 end = mpd->next_page - 1; in mpage_release_unused_pages()
1600 if (folio->index < mpd->first_page) in mpage_release_unused_pages()
1900 static void mpage_folio_done(struct mpage_da_data *mpd, struct folio *folio) in mpage_folio_done() argument
1902 mpd->first_page += folio_nr_pages(folio); in mpage_folio_done()
1906 static int mpage_submit_folio(struct mpage_da_data *mpd, struct folio *folio) in mpage_submit_folio() argument
1912 BUG_ON(folio->index != mpd->first_page); in mpage_submit_folio()
1927 size = i_size_read(mpd->inode); in mpage_submit_folio()
1930 !ext4_verity_in_progress(mpd->inode)) in mpage_submit_folio()
1932 err = ext4_bio_write_folio(&mpd->io_submit, folio, len); in mpage_submit_folio()
1934 mpd->wbc->nr_to_write--; in mpage_submit_folio()
1962 static bool mpage_add_bh_to_extent(struct mpage_da_data *mpd, ext4_lblk_t lblk, in mpage_add_bh_to_extent() argument
1965 struct ext4_map_blocks *map = &mpd->map; in mpage_add_bh_to_extent()
1979 if (!mpd->do_map) in mpage_add_bh_to_extent()
2016 static int mpage_process_page_bufs(struct mpage_da_data *mpd, in mpage_process_page_bufs() argument
2021 struct inode *inode = mpd->inode; in mpage_process_page_bufs()
2032 if (lblk >= blocks || !mpage_add_bh_to_extent(mpd, lblk, bh)) { in mpage_process_page_bufs()
2034 if (mpd->map.m_len) in mpage_process_page_bufs()
2037 if (!mpd->do_map) in mpage_process_page_bufs()
2044 if (mpd->map.m_len == 0) { in mpage_process_page_bufs()
2045 err = mpage_submit_folio(mpd, head->b_folio); in mpage_process_page_bufs()
2048 mpage_folio_done(mpd, head->b_folio); in mpage_process_page_bufs()
2051 mpd->scanned_until_end = 1; in mpage_process_page_bufs()
2073 static int mpage_process_folio(struct mpage_da_data *mpd, struct folio *folio, in mpage_process_folio() argument
2078 ext4_io_end_t *io_end = mpd->io_submit.io_end; in mpage_process_folio()
2082 int blkbits = mpd->inode->i_blkbits; in mpage_process_folio()
2088 if (lblk < mpd->map.m_lblk) in mpage_process_folio()
2090 if (lblk >= mpd->map.m_lblk + mpd->map.m_len) { in mpage_process_folio()
2095 mpd->map.m_len = 0; in mpage_process_folio()
2096 mpd->map.m_flags = 0; in mpage_process_folio()
2099 err = mpage_process_page_bufs(mpd, head, bh, lblk); in mpage_process_folio()
2102 if (!err && mpd->map.m_len && mpd->map.m_lblk > lblk) { in mpage_process_folio()
2108 io_end_vec->offset = (loff_t)mpd->map.m_lblk << blkbits; in mpage_process_folio()
2143 static int mpage_map_and_submit_buffers(struct mpage_da_data *mpd) in mpage_map_and_submit_buffers() argument
2147 struct inode *inode = mpd->inode; in mpage_map_and_submit_buffers()
2155 start = mpd->map.m_lblk >> bpp_bits; in mpage_map_and_submit_buffers()
2156 end = (mpd->map.m_lblk + mpd->map.m_len - 1) >> bpp_bits; in mpage_map_and_submit_buffers()
2158 pblock = mpd->map.m_pblk; in mpage_map_and_submit_buffers()
2168 err = mpage_process_folio(mpd, folio, &lblk, &pblock, in mpage_map_and_submit_buffers()
2178 err = mpage_submit_folio(mpd, folio); in mpage_map_and_submit_buffers()
2181 mpage_folio_done(mpd, folio); in mpage_map_and_submit_buffers()
2186 mpd->map.m_len = 0; in mpage_map_and_submit_buffers()
2187 mpd->map.m_flags = 0; in mpage_map_and_submit_buffers()
2194 static int mpage_map_one_extent(handle_t *handle, struct mpage_da_data *mpd) in mpage_map_one_extent() argument
2196 struct inode *inode = mpd->inode; in mpage_map_one_extent()
2197 struct ext4_map_blocks *map = &mpd->map; in mpage_map_one_extent()
2223 if (!mpd->io_submit.io_end->handle && in mpage_map_one_extent()
2225 mpd->io_submit.io_end->handle = handle->h_rsv_handle; in mpage_map_one_extent()
2228 ext4_set_io_unwritten_flag(inode, mpd->io_submit.io_end); in mpage_map_one_extent()
2256 struct mpage_da_data *mpd, in mpage_map_and_submit_extent() argument
2259 struct inode *inode = mpd->inode; in mpage_map_and_submit_extent()
2260 struct ext4_map_blocks *map = &mpd->map; in mpage_map_and_submit_extent()
2264 ext4_io_end_t *io_end = mpd->io_submit.io_end; in mpage_map_and_submit_extent()
2272 err = mpage_map_one_extent(handle, mpd); in mpage_map_and_submit_extent()
2310 err = mpage_map_and_submit_buffers(mpd); in mpage_map_and_submit_extent()
2320 disksize = ((loff_t)mpd->first_page) << PAGE_SHIFT; in mpage_map_and_submit_extent()
2381 struct mpage_da_data *mpd, in mpage_journal_page_buffers() argument
2384 struct inode *inode = mpd->inode; in mpage_journal_page_buffers()
2389 mpd->wbc->nr_to_write--; in mpage_journal_page_buffers()
2418 static int mpage_prepare_extent_to_map(struct mpage_da_data *mpd) in mpage_prepare_extent_to_map() argument
2420 struct address_space *mapping = mpd->inode->i_mapping; in mpage_prepare_extent_to_map()
2423 pgoff_t index = mpd->first_page; in mpage_prepare_extent_to_map()
2424 pgoff_t end = mpd->last_page; in mpage_prepare_extent_to_map()
2427 int blkbits = mpd->inode->i_blkbits; in mpage_prepare_extent_to_map()
2431 int bpp = ext4_journal_blocks_per_page(mpd->inode); in mpage_prepare_extent_to_map()
2433 if (mpd->wbc->sync_mode == WB_SYNC_ALL || mpd->wbc->tagged_writepages) in mpage_prepare_extent_to_map()
2438 mpd->map.m_len = 0; in mpage_prepare_extent_to_map()
2439 mpd->next_page = index; in mpage_prepare_extent_to_map()
2440 if (ext4_should_journal_data(mpd->inode)) { in mpage_prepare_extent_to_map()
2441 handle = ext4_journal_start(mpd->inode, EXT4_HT_WRITE_PAGE, in mpage_prepare_extent_to_map()
2464 if (mpd->wbc->sync_mode == WB_SYNC_NONE && in mpage_prepare_extent_to_map()
2465 mpd->wbc->nr_to_write <= in mpage_prepare_extent_to_map()
2466 mpd->map.m_len >> (PAGE_SHIFT - blkbits)) in mpage_prepare_extent_to_map()
2470 if (mpd->map.m_len > 0 && mpd->next_page != folio->index) in mpage_prepare_extent_to_map()
2490 (mpd->wbc->sync_mode == WB_SYNC_NONE)) || in mpage_prepare_extent_to_map()
2509 ext4_warning_inode(mpd->inode, "page %lu does not have buffers attached", folio->index); in mpage_prepare_extent_to_map()
2515 if (mpd->map.m_len == 0) in mpage_prepare_extent_to_map()
2516 mpd->first_page = folio->index; in mpage_prepare_extent_to_map()
2517 mpd->next_page = folio_next_index(folio); in mpage_prepare_extent_to_map()
2528 if (!mpd->can_map) { in mpage_prepare_extent_to_map()
2529 err = mpage_submit_folio(mpd, folio); in mpage_prepare_extent_to_map()
2535 mpd, folio); in mpage_prepare_extent_to_map()
2538 mpd->journalled_more_data = 1; in mpage_prepare_extent_to_map()
2540 mpage_folio_done(mpd, folio); in mpage_prepare_extent_to_map()
2546 err = mpage_process_page_bufs(mpd, head, head, in mpage_prepare_extent_to_map()
2556 mpd->scanned_until_end = 1; in mpage_prepare_extent_to_map()
2567 static int ext4_do_writepages(struct mpage_da_data *mpd) in ext4_do_writepages() argument
2569 struct writeback_control *wbc = mpd->wbc; in ext4_do_writepages()
2575 struct inode *inode = mpd->inode; in ext4_do_writepages()
2638 mpd->can_map = 0; in ext4_do_writepages()
2643 mpd->journalled_more_data = 0; in ext4_do_writepages()
2661 mpd->first_page = writeback_index; in ext4_do_writepages()
2662 mpd->last_page = -1; in ext4_do_writepages()
2664 mpd->first_page = wbc->range_start >> PAGE_SHIFT; in ext4_do_writepages()
2665 mpd->last_page = wbc->range_end >> PAGE_SHIFT; in ext4_do_writepages()
2668 ext4_io_submit_init(&mpd->io_submit, wbc); in ext4_do_writepages()
2671 tag_pages_for_writeback(mapping, mpd->first_page, in ext4_do_writepages()
2672 mpd->last_page); in ext4_do_writepages()
2681 mpd->do_map = 0; in ext4_do_writepages()
2682 mpd->scanned_until_end = 0; in ext4_do_writepages()
2683 mpd->io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL); in ext4_do_writepages()
2684 if (!mpd->io_submit.io_end) { in ext4_do_writepages()
2688 ret = mpage_prepare_extent_to_map(mpd); in ext4_do_writepages()
2690 mpage_release_unused_pages(mpd, false); in ext4_do_writepages()
2692 ext4_io_submit(&mpd->io_submit); in ext4_do_writepages()
2693 ext4_put_io_end_defer(mpd->io_submit.io_end); in ext4_do_writepages()
2694 mpd->io_submit.io_end = NULL; in ext4_do_writepages()
2698 while (!mpd->scanned_until_end && wbc->nr_to_write > 0) { in ext4_do_writepages()
2700 mpd->io_submit.io_end = ext4_init_io_end(inode, GFP_KERNEL); in ext4_do_writepages()
2701 if (!mpd->io_submit.io_end) { in ext4_do_writepages()
2706 WARN_ON_ONCE(!mpd->can_map); in ext4_do_writepages()
2726 ext4_put_io_end(mpd->io_submit.io_end); in ext4_do_writepages()
2727 mpd->io_submit.io_end = NULL; in ext4_do_writepages()
2730 mpd->do_map = 1; in ext4_do_writepages()
2732 trace_ext4_da_write_pages(inode, mpd->first_page, wbc); in ext4_do_writepages()
2733 ret = mpage_prepare_extent_to_map(mpd); in ext4_do_writepages()
2734 if (!ret && mpd->map.m_len) in ext4_do_writepages()
2735 ret = mpage_map_and_submit_extent(handle, mpd, in ext4_do_writepages()
2750 mpd->do_map = 0; in ext4_do_writepages()
2753 mpage_release_unused_pages(mpd, give_up_on_write); in ext4_do_writepages()
2755 ext4_io_submit(&mpd->io_submit); in ext4_do_writepages()
2765 ext4_put_io_end_defer(mpd->io_submit.io_end); in ext4_do_writepages()
2768 ext4_put_io_end(mpd->io_submit.io_end); in ext4_do_writepages()
2769 mpd->io_submit.io_end = NULL; in ext4_do_writepages()
2789 mpd->last_page = writeback_index - 1; in ext4_do_writepages()
2790 mpd->first_page = 0; in ext4_do_writepages()
2800 mapping->writeback_index = mpd->first_page; in ext4_do_writepages()
2812 struct mpage_da_data mpd = { in ext4_writepages() local
2824 ret = ext4_do_writepages(&mpd); in ext4_writepages()
2830 if (!ret && mpd.journalled_more_data) in ext4_writepages()
2831 ret = ext4_do_writepages(&mpd); in ext4_writepages()
2845 struct mpage_da_data mpd = { in ext4_normal_submit_inode_data_buffers() local
2850 return ext4_do_writepages(&mpd); in ext4_normal_submit_inode_data_buffers()