mm/filemap: convert filemap_update_page to return an errno
Use AOP_TRUNCATED_PAGE to indicate that no error occurred, but the page we looked up is no longer valid. In this case, the reference to the page will have been removed; if we hit any other error, the caller will release the reference. Link: https://lkml.kernel.org/r/20210122160140.223228-12-willy@infradead.org Signed-off-by:Matthew Wilcox (Oracle) <willy@infradead.org> Reviewed-by:
Kent Overstreet <kent.overstreet@gmail.com> Reviewed-by:
Christoph Hellwig <hch@lst.de> Cc: Miaohe Lin <linmiaohe@huawei.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
parent
f253e185
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