Acked-by: Serge Hallyn <serue@xxxxxxxxxx>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
---
fs/ext4/super.c | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index e14d22c..b485f0a 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1049,6 +1049,14 @@ static int bdev_try_to_free_page(struct super_block *sb, struct page *page,
return try_to_free_buffers(page);
}
+static struct uuid *ext4_get_fsid(struct super_block *sb)
+{
+ struct ext4_sb_info *sbi = EXT4_SB(sb);
+ struct ext4_super_block *es = sbi->s_es;
+
+ return (struct uuid *)es->s_uuid;
+}
+
#ifdef CONFIG_QUOTA
#define QTYPE2NAME(t) ((t) == USRQUOTA ? "user" : "group")
#define QTYPE2MOPT(on, t) ((t) == USRQUOTA?((on)##USRJQUOTA):((on)##GRPJQUOTA))
@@ -1109,6 +1117,7 @@ static const struct super_operations ext4_sops = {
.quota_write = ext4_quota_write,
#endif
.bdev_try_to_free_page = bdev_try_to_free_page,
+ .get_fsid = ext4_get_fsid,
};
static const struct super_operations ext4_nojournal_sops = {
@@ -1128,6 +1137,7 @@ static const struct super_operations ext4_nojournal_sops = {
.quota_write = ext4_quota_write,
#endif
.bdev_try_to_free_page = bdev_try_to_free_page,
+ .get_fsid = ext4_get_fsid,
};
static const struct export_operations ext4_export_ops = {
--
1.7.0.4.360.g11766c
--
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