X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Fisofs%2Finode.c;h=b4cbe9603c7d9fcd479df7463781afd7328566ef;hb=c4e51e465796e60b8416d05572bee57a25e000ae;hp=13d2eddd0692d74b732f6b7b31ca2fbf5fd63014;hpb=e76e5b2c663ac74ae6a542ac20795c625e36a5cd;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 13d2eddd0692..b4cbe9603c7d 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -923,6 +923,7 @@ out_freesbi:
 static int isofs_statfs (struct dentry *dentry, struct kstatfs *buf)
 {
 	struct super_block *sb = dentry->d_sb;
+	u64 id = huge_encode_dev(sb->s_bdev->bd_dev);
 
 	buf->f_type = ISOFS_SUPER_MAGIC;
 	buf->f_bsize = sb->s_blocksize;
@@ -932,6 +933,8 @@ static int isofs_statfs (struct dentry *dentry, struct kstatfs *buf)
 	buf->f_bavail = 0;
 	buf->f_files = ISOFS_SB(sb)->s_ninodes;
 	buf->f_ffree = 0;
+	buf->f_fsid.val[0] = (u32)id;
+	buf->f_fsid.val[1] = (u32)(id >> 32);
 	buf->f_namelen = NAME_MAX;
 	return 0;
 }