Commit 1dfa24a4 authored by Matthew Wilcox (Oracle)'s avatar Matthew Wilcox (Oracle)
Browse files

filemap: Handle AOP_TRUNCATED_PAGE in do_read_cache_folio() 



If the call to filler() returns AOP_TRUNCATED_PAGE, we need to
retry the page cache lookup.

Signed-off-by: default avatarMatthew Wilcox (Oracle) <willy@infradead.org>
parent 9bc3e869

mm/filemap.c

+3 −1
Original line number Diff line number Diff line
@@ -3524,8 +3524,10 @@ static struct folio *do_read_cache_folio(struct address_space *mapping, 
	folio_clear_error(folio);

filler:

	err = filler(file, folio);

	if (err < 0) {

	if (err) {

		folio_put(folio);

		if (err == AOP_TRUNCATED_PAGE)

			goto repeat;

		return ERR_PTR(err);

	}