Messages in this thread Patch in this message | | | From | "Aneesh Kumar K.V" <> | Subject | [PATCH -V17 12/12] ext4: Copy fs UUID to superblock | Date | Tue, 20 Jul 2010 00:42:07 +0530 |
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File system UUID is made available to application via /proc/<pid>/mountinfo
Acked-by: Serge Hallyn <serue@us.ibm.com> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> --- fs/ext4/super.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 4e8983a..f2bd1bc 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -2816,6 +2816,8 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) sb->s_qcop = &ext4_qctl_operations; sb->dq_op = &ext4_quota_operations; #endif + memcpy(sb->s_uuid, es->s_uuid, sizeof(es->s_uuid)); + INIT_LIST_HEAD(&sbi->s_orphan); /* unlinked but open files */ mutex_init(&sbi->s_orphan_lock); mutex_init(&sbi->s_resize_lock); -- 1.7.2.rc3.43.g24e7a
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