diff options
Diffstat (limited to 'fs/nilfs2/super.c')
| -rw-r--r-- | fs/nilfs2/super.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c index 8173faee31e6..3f88401a375b 100644 --- a/fs/nilfs2/super.c +++ b/fs/nilfs2/super.c @@ -481,6 +481,8 @@ static int nilfs_show_options(struct seq_file *seq, struct vfsmount *vfs) seq_printf(seq, ",order=strict"); if (nilfs_test_opt(sbi, NORECOVERY)) seq_printf(seq, ",norecovery"); + if (nilfs_test_opt(sbi, DISCARD)) + seq_printf(seq, ",discard"); return 0; } @@ -550,7 +552,7 @@ static const struct export_operations nilfs_export_ops = { enum { Opt_err_cont, Opt_err_panic, Opt_err_ro, Opt_nobarrier, Opt_snapshot, Opt_order, Opt_norecovery, - Opt_err, + Opt_discard, Opt_err, }; static match_table_t tokens = { @@ -561,6 +563,7 @@ static match_table_t tokens = { {Opt_snapshot, "cp=%u"}, {Opt_order, "order=%s"}, {Opt_norecovery, "norecovery"}, + {Opt_discard, "discard"}, {Opt_err, NULL} }; @@ -614,6 +617,9 @@ static int parse_options(char *options, struct super_block *sb) case Opt_norecovery: nilfs_set_opt(sbi, NORECOVERY); break; + case Opt_discard: + nilfs_set_opt(sbi, DISCARD); + break; default: printk(KERN_ERR "NILFS: Unrecognized mount option \"%s\"\n", p); |