mm/filemap.c: remove misleading comment

We no longer return 0 here and the comment doesn't tell us anything that
we don't already know (SIGBUS is a pretty good indicator that things
didn't work out).

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: William Kucharski <william.kucharski@oracle.com>
Link: http://lkml.kernel.org/r/20200529123243.20640-1-willy@infradead.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/filemap.c b/mm/filemap.c
index 23a051a..fe079e9 100644 (file)
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2566,7 +2566,6 @@ page_not_uptodate:
        if (!error || error == AOP_TRUNCATED_PAGE)
                goto retry_find;
 
-       /* Things didn't work out. Return zero to tell the mm layer so. */
        shrink_readahead_size_eio(ra);
        return VM_FAULT_SIGBUS;