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[SCSI] add residual argument to scsi_execute and scsi_execute_req

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scsi_execute() and scsi_execute_req() discard the residual length
information. Some callers need it. This adds residual argument
(optional) to scsi_execute and scsi_execute_req.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
FUJITA Tomonori
2008-12-04 14:24:39 +09:00
committed by James Bottomley
parent a528ab7a32
commit f4f4e47e4a
11 changed files with 38 additions and 28 deletions
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4
drivers/scsi/sr.c
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@@ -177,7 +177,7 @@ int sr_test_unit_ready(struct scsi_device *sdev, struct scsi_sense_hdr *sshdr)
do {
the_result = scsi_execute_req(sdev, cmd, DMA_NONE, NULL,
0, sshdr, SR_TIMEOUT,
retries--);
retries--, NULL);
if (scsi_sense_valid(sshdr) &&
sshdr->sense_key == UNIT_ATTENTION)
sdev->changed = 1;
@@ -681,7 +681,7 @@ static void get_sectorsize(struct scsi_cd *cd)
/* Do the command and wait.. */
the_result = scsi_execute_req(cd->device, cmd, DMA_FROM_DEVICE,
buffer, sizeof(buffer), NULL,
SR_TIMEOUT, MAX_RETRIES);
SR_TIMEOUT, MAX_RETRIES, NULL);
retries--;