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block: use blk_rq_init() to initialize the request 

Any path needs to call it to initialize the request.

This is a preparation for large command support, which needs to
initialize the request in a proper way (that is, just doing a memset()
will not work).

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
FUJITA Tomonori 2008-04-29 09:54:37 +02:00 committed by Jens Axboe
parent 2a4aa30c5f
commit 4f54eec831
3 changed files with 3 additions and 3 deletions
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1
drivers/block/nbd.c
View File

@ -537,6 +537,7 @@ static int nbd_ioctl(struct inode *inode, struct file *file,
switch (cmd) {
case NBD_DISCONNECT:
printk(KERN_INFO "%s: NBD_DISCONNECT\n", lo->disk->disk_name);
blk_rq_init(NULL, &sreq);
sreq.cmd_type = REQ_TYPE_SPECIAL;
nbd_cmd(&sreq) = NBD_CMD_DISC;
/*

4
drivers/block/paride/pd.c
View File

@ -716,10 +716,8 @@ static int pd_special_command(struct pd_unit *disk,
struct request rq;
int err = 0;
memset(&rq, 0, sizeof(rq));
rq.errors = 0;
blk_rq_init(NULL, &rq);
rq.rq_disk = disk->gd;
rq.ref_count = 1;
rq.end_io_data = &wait;
rq.end_io = blk_end_sync_rq;
blk_insert_request(disk->gd->queue, &rq, 0, func);

1
drivers/scsi/scsi_error.c
View File

@ -1771,6 +1771,7 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
unsigned long flags;
int rtn;
blk_rq_init(NULL, &req);
scmd->request = &req;
memset(&scmd->eh_timeout, 0, sizeof(scmd->eh_timeout));