search for: page_folio

...en); + else { + /* + * When page is fully beyond new isize (data copy + * failed), do not bother zeroing the page. Invalidate + * it instead so that writeback does not get confused + * put page & buffer dirty bits into inconsistent + * state. + */ + block_invalidate_folio(page_folio(wc->w_target_page), + 0, PAGE_SIZE); + } } if (wc->w_target_page) flush_dcache_page(wc->w_target_page); -- 2.35.3

Hi all, this series removes most users of the write_one_page API. These helpers internally call ->writepage which we are gradually removing from the kernel. Changes since v3: - drop all patches merged in v6.3-rc1 - re-add the jfs patch Changes since v2: - more minix error handling fixes Changes since v1: - drop the btrfs changes (queue up in the btrfs tree) - drop the finaly move to

...en); + else { + /* + * When page is fully beyond new isize (data copy + * failed), do not bother zeroing the page. Invalidate + * it instead so that writeback does not get confused + * put page & buffer dirty bits into inconsistent + * state. + */ + block_invalidate_folio(page_folio(wc->w_target_page), + 0, PAGE_SIZE); + } } if (wc->w_target_page) flush_dcache_page(wc->w_target_page);

...lt;akpm at linux-foundation.org> --- fs/buffer.c | 1 - 1 file changed, 1 deletion(-) --- a/fs/buffer.c~fs-buffer-clean-up-block_commit_write-fix +++ a/fs/buffer.c @@ -2252,7 +2252,6 @@ int block_write_end(struct file *file, s struct page *page, void *fsdata) { struct folio *folio = page_folio(page); - struct inode *inode = mapping->host; size_t start = pos - folio_pos(folio); if (unlikely(copied < len)) { _ Patches currently in -mm which might be from akpm at linux-foundation.org are mm-shmem-fix-race-in-shmem_undo_range-w-thp-fix.patch swap-stop-add-to-avail-list-is-swap-...

...commit */ - __block_commit_write(inode, folio, start, start + copied); + __block_commit_write(folio, start, start + copied); return copied; } @@ -2601,8 +2600,7 @@ EXPORT_SYMBOL(cont_write_begin); int block_commit_write(struct page *page, unsigned from, unsigned to) { struct folio *folio = page_folio(page); - struct inode *inode = folio->mapping->host; - __block_commit_write(inode, folio, from, to); + __block_commit_write(folio, from, to); return 0; } EXPORT_SYMBOL(block_commit_write); @@ -2650,7 +2648,7 @@ int block_page_mkwrite(struct vm_area_st ret = __block_write_begin_int(fol...

...en); + else { + /* + * When page is fully beyond new isize (data copy + * failed), do not bother zeroing the page. Invalidate + * it instead so that writeback does not get confused + * put page & buffer dirty bits into inconsistent + * state. + */ + block_invalidate_folio(page_folio(wc->w_target_page), + 0, PAGE_SIZE); + } } if (wc->w_target_page) flush_dcache_page(wc->w_target_page); _ Patches currently in -mm which might be from ocfs2-devel at oss.oracle.com are ocfs2-fix-data-corruption-after-failed-write.patch

...lio); - return 0; } /* @@ -2597,11 +2596,10 @@ int cont_write_begin(struct file *file, } EXPORT_SYMBOL(cont_write_begin); -int block_commit_write(struct page *page, unsigned from, unsigned to) +void block_commit_write(struct page *page, unsigned from, unsigned to) { struct folio *folio = page_folio(page); __block_commit_write(folio, from, to); - return 0; } EXPORT_SYMBOL(block_commit_write); @@ -2647,11 +2645,11 @@ int block_page_mkwrite(struct vm_area_st end = size - folio_pos(folio); ret = __block_write_begin_int(folio, 0, end, get_block, NULL); - if (!ret) - ret = __block_com...

...en); + else { + /* + * When page is fully beyond new isize (data copy + * failed), do not bother zeroing the page. Invalidate + * it instead so that writeback does not get confused + * put page & buffer dirty bits into inconsistent + * state. + */ + block_invalidate_folio(page_folio(wc->w_target_page), + 0, PAGE_SIZE); + } } if (wc->w_target_page) flush_dcache_page(wc->w_target_page);