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ext4: remove calls to to set/clear the folio error flag

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[ Upstream commit ea4fd933ab4310822e244af28d22ff63785dea0e ]

Nobody checks this flag on ext4 folios, stop setting and clearing it.

Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Andreas Dilger <adilger.kernel@dilger.ca>
Cc: linux-ext4@vger.kernel.org
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Link: https://lore.kernel.org/r/20240420025029.2166544-11-willy@infradead.org
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Stable-dep-of: 2f3d93e210b9 ("ext4: fix race in buffer_head read fault injection")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Matthew Wilcox (Oracle)
2024-04-20 03:50:05 +01:00
committed by Greg Kroah-Hartman
parent 21900e8478
commit fbd359a2ee
3 changed files with 1 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
fs/ext4/move_extent.c
View File

@@ -200,10 +200,8 @@ mext_page_mkuptodate(struct folio *folio, unsigned from, unsigned to)
continue;
if (!buffer_mapped(bh)) {
err = ext4_get_block(inode, block, bh, 0);
if (err) {
folio_set_error(folio);
if (err)
return err;
}
if (!buffer_mapped(bh)) {
folio_zero_range(folio, block_start, blocksize);
set_buffer_uptodate(bh);

3
fs/ext4/page-io.c
View File

@@ -117,7 +117,6 @@ static void ext4_finish_bio(struct bio *bio)
if (bio->bi_status) {
int err = blk_status_to_errno(bio->bi_status);
folio_set_error(folio);
mapping_set_error(folio->mapping, err);
}
bh = head = folio_buffers(folio);
@@ -441,8 +440,6 @@ int ext4_bio_write_folio(struct ext4_io_submit *io, struct folio *folio,
BUG_ON(!folio_test_locked(folio));
BUG_ON(folio_test_writeback(folio));
folio_clear_error(folio);
/*
* Comments copied from block_write_full_page:
*

1
fs/ext4/readpage.c
View File

@@ -296,7 +296,6 @@ int ext4_mpage_readpages(struct inode *inode,
if (ext4_map_blocks(NULL, inode, &map, 0) < 0) {
set_error_page:
folio_set_error(folio);
folio_zero_segment(folio, 0,
folio_size(folio));
folio_unlock(folio);