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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-05-27 05:19:49 +0200 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-08-02 18:34:02 +0200 |
| commit | b7a6eb22ba10f8f6104575dbbbe8c5ad36afd9ac (patch) | |
| tree | 8fc7adb35da65d1f5f99acbdad61e7a4fc61735b /fs/buffer.c | |
| parent | nfs: Leave pages in the pagecache if readpage failed (diff) | |
| download | linux-b7a6eb22ba10f8f6104575dbbbe8c5ad36afd9ac.tar.xz linux-b7a6eb22ba10f8f6104575dbbbe8c5ad36afd9ac.zip | |
buffer: Don't test folio error in block_read_full_folio()
We can cache this information in a local variable instead of communicating
from one part of the function to another via folio flags.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Diffstat (limited to 'fs/buffer.c')
| -rw-r--r-- | fs/buffer.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/buffer.c b/fs/buffer.c index a0214e3f90d3..ce9844d7c10f 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2259,6 +2259,7 @@ int block_read_full_folio(struct folio *folio, get_block_t *get_block) unsigned int blocksize, bbits; int nr, i; int fully_mapped = 1; + bool page_error = false; VM_BUG_ON_FOLIO(folio_test_large(folio), folio); @@ -2283,8 +2284,10 @@ int block_read_full_folio(struct folio *folio, get_block_t *get_block) if (iblock < lblock) { WARN_ON(bh->b_size != blocksize); err = get_block(inode, iblock, bh, 0); - if (err) + if (err) { folio_set_error(folio); + page_error = true; + } } if (!buffer_mapped(bh)) { folio_zero_range(folio, i * blocksize, @@ -2311,7 +2314,7 @@ int block_read_full_folio(struct folio *folio, get_block_t *get_block) * All buffers are uptodate - we can set the folio uptodate * as well. But not if get_block() returned an error. */ - if (!folio_test_error(folio)) + if (!page_error) folio_mark_uptodate(folio); folio_unlock(folio); return 0; |