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Go Back   Linux Archive > Redhat > Device-mapper Development

 
 
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Old 11-30-2007, 10:32 PM
Kiyoshi Ueda
 
Default blk_end_request: changing scsi (take 3)

This patch converts scsi mid-layer to use blk_end_request().

The comment above scsi_next_command() is not related to this change.
It had originally been there before scsi_next_command() was included
in scsi_finalize_request().

Signed-off-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Jun'ichi Nomura <j-nomura@ce.jp.nec.com>
---
drivers/scsi/scsi_lib.c | 10 +++++++---
1 files changed, 7 insertions(+), 3 deletions(-)

Index: 2.6.24-rc3-mm2/drivers/scsi/scsi_lib.c
================================================== =================
--- 2.6.24-rc3-mm2.orig/drivers/scsi/scsi_lib.c
+++ 2.6.24-rc3-mm2/drivers/scsi/scsi_lib.c
@@ -683,7 +683,7 @@ static struct scsi_cmnd *scsi_end_reques
* If there are blocks left over at the end, set up the command
* to queue the remainder of them.
*/
- if (end_that_request_chunk(req, uptodate, bytes)) {
+ if (blk_end_request(req, uptodate, bytes)) {
int leftover = (req->hard_nr_sectors << 9);

if (blk_pc_request(req))
@@ -691,7 +691,7 @@ static struct scsi_cmnd *scsi_end_reques

/* kill remainder if no retrys */
if (!uptodate && blk_noretry_request(req))
- end_that_request_chunk(req, 0, leftover);
+ blk_end_request(req, 0, leftover);
else {
if (requeue) {
/*
@@ -706,7 +706,11 @@ static struct scsi_cmnd *scsi_end_reques
}
}

- scsi_finalize_request(cmd, uptodate);
+ /*
+ * This will goose the queue request function at the end, so we don't
+ * need to worry about launching another command.
+ */
+ scsi_next_command(cmd);
return NULL;
}


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