X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=mm%2Freadahead.c;h=6925e6959fd3fff76cdca6b01c348f3daade9c02;hb=b6295a167fa55fff2c0ac7ed534137342a422eb1;hp=e815c114de21e3f2043cade525195713b7e703fd;hpb=0fe2b86c21253bb365947ceed3531eb214d4c5b5;p=platform%2Fkernel%2Flinux-starfive.git

diff --git a/mm/readahead.c b/mm/readahead.c
index e815c11..6925e69 100644
--- a/mm/readahead.c
+++ b/mm/readahead.c
@@ -735,7 +735,8 @@ ssize_t ksys_readahead(int fd, loff_t offset, size_t count)
 	 */
 	ret = -EINVAL;
 	if (!f.file->f_mapping || !f.file->f_mapping->a_ops ||
-	    !S_ISREG(file_inode(f.file)->i_mode))
+	    (!S_ISREG(file_inode(f.file)->i_mode) &&
+	    !S_ISBLK(file_inode(f.file)->i_mode)))
 		goto out;
 
 	ret = vfs_fadvise(f.file, offset, count, POSIX_FADV_WILLNEED);