korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2025-01-24 14:54:49 +08:00
Code Issues Packages Projects Releases Wiki Activity

pktcdvd: remove the if 0'ed pkt_start_recovery function

Browse Source 
Remove code which has been dead since the initial commit.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2020-09-21 09:19:48 +02:00 committed by Jens Axboe
parent 478162821d
commit 2d9e28a9a1
1 changed files with 2 additions and 65 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

67
drivers/block/pktcdvd.c
View File

@ -1082,65 +1082,6 @@ static void pkt_put_packet_data(struct pktcdvd_device *pd, struct packet_data *p
}
}
/*
* recover a failed write, query for relocation if possible
*
* returns 1 if recovery is possible, or 0 if not
*
*/
static int pkt_start_recovery(struct packet_data *pkt)
{
/*
* FIXME. We need help from the file system to implement
* recovery handling.
*/
return 0;
#if 0
struct request *rq = pkt->rq;
struct pktcdvd_device *pd = rq->rq_disk->private_data;
struct block_device *pkt_bdev;
struct super_block *sb = NULL;
unsigned long old_block, new_block;
sector_t new_sector;
pkt_bdev = bdget(kdev_t_to_nr(pd->pkt_dev));
if (pkt_bdev) {
sb = get_super(pkt_bdev);
bdput(pkt_bdev);
}
if (!sb)
return 0;
if (!sb->s_op->relocate_blocks)
goto out;
old_block = pkt->sector / (CD_FRAMESIZE >> 9);
if (sb->s_op->relocate_blocks(sb, old_block, &new_block))
goto out;
new_sector = new_block * (CD_FRAMESIZE >> 9);
pkt->sector = new_sector;
bio_reset(pkt->bio);
bio_set_dev(pkt->bio, pd->bdev);
bio_set_op_attrs(pkt->bio, REQ_OP_WRITE, 0);
pkt->bio->bi_iter.bi_sector = new_sector;
pkt->bio->bi_iter.bi_size = pkt->frames * CD_FRAMESIZE;
pkt->bio->bi_vcnt = pkt->frames;
pkt->bio->bi_end_io = pkt_end_io_packet_write;
pkt->bio->bi_private = pkt;
drop_super(sb);
return 1;
out:
drop_super(sb);
return 0;
#endif
}
static inline void pkt_set_state(struct packet_data *pkt, enum packet_data_state state)
{
#if PACKET_DEBUG > 1
@ -1357,12 +1298,8 @@ static void pkt_run_state_machine(struct pktcdvd_device *pd, struct packet_data
break;
case PACKET_RECOVERY_STATE:
if (pkt_start_recovery(pkt)) {
pkt_start_write(pd, pkt);
} else {
pkt_dbg(2, pd, "No recovery possible\n");
pkt_set_state(pkt, PACKET_FINISHED_STATE);
}
pkt_dbg(2, pd, "No recovery possible\n");
pkt_set_state(pkt, PACKET_FINISHED_STATE);
break;
case PACKET_FINISHED_STATE: