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pktcdvd: use BIO list management functions

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Now that the bio list management stuff is generic, convert pktcdvd to
use bio lists instead of its own private bio list implementation.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: Peter Osterlund <petero2@telia.com>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Akinobu Mita
2010-02-24 08:30:08 +01:00
committed by Jens Axboe
parent bddd87c7e6
commit c5ecc484c5
2 changed files with 25 additions and 74 deletions
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10
include/linux/pktcdvd.h
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@ -163,10 +163,8 @@ struct packet_iosched
atomic_t attention; /* Set to non-zero when queue processing is needed */
int writing; /* Non-zero when writing, zero when reading */
spinlock_t lock; /* Protecting read/write queue manipulations */
struct bio *read_queue;
struct bio *read_queue_tail;
struct bio *write_queue;
struct bio *write_queue_tail;
struct bio_list read_queue;
struct bio_list write_queue;
sector_t last_write; /* The sector where the last write ended */
int successive_reads;
};
@ -206,8 +204,8 @@ struct packet_data
spinlock_t lock; /* Lock protecting state transitions and */
/* orig_bios list */
struct bio *orig_bios; /* Original bios passed to pkt_make_request */
struct bio *orig_bios_tail;/* that will be handled by this packet */
struct bio_list orig_bios; /* Original bios passed to pkt_make_request */
/* that will be handled by this packet */
int write_size; /* Total size of all bios in the orig_bios */
/* list, measured in number of frames */