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Diffstat (limited to 'fs/btrfs/super.c')
-rw-r--r--fs/btrfs/super.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 5a7227fa938..61717a4eb14 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -166,6 +166,8 @@ enum {
Opt_space_cache, Opt_clear_cache, Opt_user_subvol_rm_allowed,
Opt_enospc_debug, Opt_subvolrootid, Opt_defrag, Opt_inode_cache,
Opt_no_space_cache, Opt_recovery, Opt_skip_balance,
+ Opt_check_integrity, Opt_check_integrity_including_extent_data,
+ Opt_check_integrity_print_mask,
Opt_err,
};
@@ -202,6 +204,9 @@ static match_table_t tokens = {
{Opt_no_space_cache, "nospace_cache"},
{Opt_recovery, "recovery"},
{Opt_skip_balance, "skip_balance"},
+ {Opt_check_integrity, "check_int"},
+ {Opt_check_integrity_including_extent_data, "check_int_data"},
+ {Opt_check_integrity_print_mask, "check_int_print_mask=%d"},
{Opt_err, NULL},
};
@@ -403,6 +408,37 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
case Opt_skip_balance:
btrfs_set_opt(info->mount_opt, SKIP_BALANCE);
break;
+#ifdef CONFIG_BTRFS_FS_CHECK_INTEGRITY
+ case Opt_check_integrity_including_extent_data:
+ printk(KERN_INFO "btrfs: enabling check integrity"
+ " including extent data\n");
+ btrfs_set_opt(info->mount_opt,
+ CHECK_INTEGRITY_INCLUDING_EXTENT_DATA);
+ btrfs_set_opt(info->mount_opt, CHECK_INTEGRITY);
+ break;
+ case Opt_check_integrity:
+ printk(KERN_INFO "btrfs: enabling check integrity\n");
+ btrfs_set_opt(info->mount_opt, CHECK_INTEGRITY);
+ break;
+ case Opt_check_integrity_print_mask:
+ intarg = 0;
+ match_int(&args[0], &intarg);
+ if (intarg) {
+ info->check_integrity_print_mask = intarg;
+ printk(KERN_INFO "btrfs:"
+ " check_integrity_print_mask 0x%x\n",
+ info->check_integrity_print_mask);
+ }
+ break;
+#else
+ case Opt_check_integrity_including_extent_data:
+ case Opt_check_integrity:
+ case Opt_check_integrity_print_mask:
+ printk(KERN_ERR "btrfs: support for check_integrity*"
+ " not compiled in!\n");
+ ret = -EINVAL;
+ goto out;
+#endif
case Opt_err:
printk(KERN_INFO "btrfs: unrecognized mount option "
"'%s'\n", p);