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authorMatthew Wilcox (Oracle) <willy@infradead.org>2021-06-29 05:36:21 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-29 20:53:48 +0300
commitfd7353f88bde80d557b6d74a5351979fc8b1b8db (patch)
treef2d82832c5ba51bea66eb7f7ee307ac9557e4057 /fs/iomap
parent2f18be363c3332dedaabb9fc050a282a00f4f646 (diff)
downloadlinux-fd7353f88bde80d557b6d74a5351979fc8b1b8db.tar.xz
iomap: use __set_page_dirty_nobuffers
The only difference between iomap_set_page_dirty() and __set_page_dirty_nobuffers() is that the latter includes a debugging check that a !Uptodate page has private data. Link: https://lkml.kernel.org/r/20210615162342.1669332-4-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/iomap')
-rw-r--r--fs/iomap/buffered-io.c27
1 files changed, 1 insertions, 26 deletions
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 9023717c5188..0065781935c7 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -640,31 +640,6 @@ out_no_page:
return status;
}
-int
-iomap_set_page_dirty(struct page *page)
-{
- struct address_space *mapping = page_mapping(page);
- int newly_dirty;
-
- if (unlikely(!mapping))
- return !TestSetPageDirty(page);
-
- /*
- * Lock out page's memcg migration to keep PageDirty
- * synchronized with per-memcg dirty page counters.
- */
- lock_page_memcg(page);
- newly_dirty = !TestSetPageDirty(page);
- if (newly_dirty)
- __set_page_dirty(page, mapping, 0);
- unlock_page_memcg(page);
-
- if (newly_dirty)
- __mark_inode_dirty(mapping->host, I_DIRTY_PAGES);
- return newly_dirty;
-}
-EXPORT_SYMBOL_GPL(iomap_set_page_dirty);
-
static size_t __iomap_write_end(struct inode *inode, loff_t pos, size_t len,
size_t copied, struct page *page)
{
@@ -684,7 +659,7 @@ static size_t __iomap_write_end(struct inode *inode, loff_t pos, size_t len,
if (unlikely(copied < len && !PageUptodate(page)))
return 0;
iomap_set_range_uptodate(page, offset_in_page(pos), len);
- iomap_set_page_dirty(page);
+ __set_page_dirty_nobuffers(page);
return copied;
}