nilfs2: extend nilfs_sustat ioctl struct

[linux-2.6-omap-h63xx.git] / fs / nilfs2 / sufile.c

diff --git a/fs/nilfs2/sufile.c b/fs/nilfs2/sufile.c
index b3674a8162a199ee5568212a814721435f0d6517..cc714c72b138271d622d69fe8fd80fac01f143f0 100644 (file)
--- a/fs/nilfs2/sufile.c
+++ b/fs/nilfs2/sufile.c
@@ -446,6 +446,7 @@ int nilfs_sufile_get_stat(struct inode *sufile, struct nilfs_sustat *sustat)
 {
        struct buffer_head *header_bh;
        struct nilfs_sufile_header *header;
+       struct the_nilfs *nilfs = NILFS_MDT(sufile)->mi_nilfs;
        void *kaddr;
        int ret;
 
@@ -460,8 +461,11 @@ int nilfs_sufile_get_stat(struct inode *sufile, struct nilfs_sustat *sustat)
        sustat->ss_nsegs = nilfs_sufile_get_nsegments(sufile);
        sustat->ss_ncleansegs = le64_to_cpu(header->sh_ncleansegs);
        sustat->ss_ndirtysegs = le64_to_cpu(header->sh_ndirtysegs);
-       sustat->ss_ctime = NILFS_MDT(sufile)->mi_nilfs->ns_ctime;
-       sustat->ss_nongc_ctime = NILFS_MDT(sufile)->mi_nilfs->ns_nongc_ctime;
+       sustat->ss_ctime = nilfs->ns_ctime;
+       sustat->ss_nongc_ctime = nilfs->ns_nongc_ctime;
+       spin_lock(&nilfs->ns_last_segment_lock);
+       sustat->ss_prot_seq = nilfs->ns_prot_seq;
+       spin_unlock(&nilfs->ns_last_segment_lock);
        kunmap_atomic(kaddr, KM_USER0);
        brelse(header_bh);