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authortanze <tanze@kylinos.cn>2026-06-01 14:04:23 +0300
committerAndrew Morton <akpm@linux-foundation.org>2026-06-09 04:21:31 +0300
commita51cbdf02aec619f90db7e9f06e295adb8009d4d (patch)
tree3b93e62ab3efd8cec92018bcf8f7d4acf4cb7d3f
parentc55dd3b46c1208d6d2ea737a8aefef4aa4c70cb8 (diff)
downloadlinux-a51cbdf02aec619f90db7e9f06e295adb8009d4d.tar.xz
mm/filemap: use folio_next_index() for start
Use folio_next_index() instead of open-coding folio->index + folio_nr_pages(folio) when updating @start in filemap_get_folios_contig(), filemap_get_folios_tag(), and filemap_get_folios_dirty(). Link: https://lore.kernel.org/20260601110425.44784-1-tanze@kylinos.cn Signed-off-by: tanze <tanze@kylinos.cn> Reviewed-by: Jan Kara <jack@suse.cz> Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
-rw-r--r--mm/filemap.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 98434acc69c1..5d9f9b36e9d8 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2284,8 +2284,7 @@ unsigned filemap_get_folios_contig(struct address_space *mapping,
goto put_folio;
if (!folio_batch_add(fbatch, folio)) {
- nr = folio_nr_pages(folio);
- *start = folio->index + nr;
+ *start = folio_next_index(folio);
goto out;
}
xas_advance(&xas, folio_next_index(folio) - 1);
@@ -2345,8 +2344,7 @@ unsigned filemap_get_folios_tag(struct address_space *mapping, pgoff_t *start,
if (xa_is_value(folio))
continue;
if (!folio_batch_add(fbatch, folio)) {
- unsigned long nr = folio_nr_pages(folio);
- *start = folio->index + nr;
+ *start = folio_next_index(folio);
goto out;
}
}
@@ -2404,8 +2402,7 @@ unsigned filemap_get_folios_dirty(struct address_space *mapping, pgoff_t *start,
}
}
if (!folio_batch_add(fbatch, folio)) {
- unsigned long nr = folio_nr_pages(folio);
- *start = folio->index + nr;
+ *start = folio_next_index(folio);
goto out;
}
}