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btrfs-progs: Remove recover_get_good_super 

Currently getting the good super really consists of just getting the
first entry on the linked list, since it's the one with the highest
transid. So remove the function and just use list_first_entry directly.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Nikolay Borisov 2017-12-05 10:39:45 +02:00 committed by David Sterba
parent 6eccbe81f1
commit 90a00b3c79
1 changed files with 3 additions and 10 deletions
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13
super-recover.c
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@ -177,15 +177,6 @@ static int read_fs_supers(struct btrfs_recover_superblock *recover)
return 0; return 0;
} }
static struct super_block_record *recover_get_good_super(
struct btrfs_recover_superblock *recover)
{
struct super_block_record *record;
record = list_entry(recover->good_supers.next,
struct super_block_record, list);
return record;
}
static void print_super_info(struct super_block_record *record) static void print_super_info(struct super_block_record *record)
{ {
printf("\t\tdevice name = %s\n", record->device_name); printf("\t\tdevice name = %s\n", record->device_name);
@ -280,7 +271,9 @@ int btrfs_recover_superblocks(const char *dname,
goto no_recover; goto no_recover;
} }
} }
record = recover_get_good_super(&recover); record = list_first_entry(&recover.good_supers,
struct super_block_record, list);
root = open_ctree(record->device_name, record->bytenr, root = open_ctree(record->device_name, record->bytenr,
OPEN_CTREE_RECOVER_SUPER | OPEN_CTREE_WRITES); OPEN_CTREE_RECOVER_SUPER | OPEN_CTREE_WRITES);
if (!root) { if (!root) {