kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

[PATCH] kill libata scsi_wait_req usage (make libata compile with scsi-misc changes)

Browse source 
scsi_wait_req does not exist any more in the SCSI layer.  This patch
makes it so libata can compile again.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Mike Christie 2005-11-11 16:38:53 -06:00 committed by Linus Torvalds
parent 39990b5eb9
commit 85837ebdd7
1 changed files with 11 additions and 29 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

40
drivers/scsi/libata-scsi.c
View file

@ -38,6 +38,7 @@
#include <linux/spinlock.h>
#include <scsi/scsi.h>
#include <scsi/scsi_host.h>
#include <scsi/scsi_eh.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_request.h>
#include <linux/libata.h>
@ -147,7 +148,8 @@ int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg)
u8 scsi_cmd[MAX_COMMAND_SIZE];
u8 args[4], *argbuf = NULL;
int argsize = 0;
struct scsi_request *sreq;
struct scsi_sense_hdr sshdr;
enum dma_data_direction data_dir;
if (NULL == (void *)arg)
return -EINVAL;
@ -155,10 +157,6 @@ int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg)
if (copy_from_user(args, arg, sizeof(args)))
return -EFAULT;
sreq = scsi_allocate_request(scsidev, GFP_KERNEL);
if (!sreq)
return -EINTR;
memset(scsi_cmd, 0, sizeof(scsi_cmd));
if (args[3]) {
@ -172,11 +170,11 @@ int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg)
scsi_cmd[1] = (4 << 1); /* PIO Data-in */
scsi_cmd[2] = 0x0e; /* no off.line or cc, read from dev,
block count in sector count field */
sreq->sr_data_direction = DMA_FROM_DEVICE;
data_dir = DMA_FROM_DEVICE;
} else {
scsi_cmd[1] = (3 << 1); /* Non-data */
/* scsi_cmd[2] is already 0 -- no off.line, cc, or data xfer */
sreq->sr_data_direction = DMA_NONE;
data_dir = DMA_NONE;
}
scsi_cmd[0] = ATA_16;
@ -194,9 +192,8 @@ int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg)
/* Good values for timeout and retries? Values below
from scsi_ioctl_send_command() for default case... */
scsi_wait_req(sreq, scsi_cmd, argbuf, argsize, (10*HZ), 5);
if (sreq->sr_result) {
if (scsi_execute_req(scsidev, scsi_cmd, data_dir, argbuf, argsize,
&sshdr, (10*HZ), 5)) {
rc = -EIO;
goto error;
}
@ -207,8 +204,6 @@ int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg)
&& copy_to_user((void *)(arg + sizeof(args)), argbuf, argsize))
rc = -EFAULT;
error:
scsi_release_request(sreq);
if (argbuf)
kfree(argbuf);
@ -231,7 +226,7 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg)
int rc = 0;
u8 scsi_cmd[MAX_COMMAND_SIZE];
u8 args[7];
struct scsi_request *sreq;
struct scsi_sense_hdr sshdr;
if (NULL == (void *)arg)
return -EINVAL;
@ -250,26 +245,13 @@ int ata_task_ioctl(struct scsi_device *scsidev, void __user *arg)
scsi_cmd[12] = args[5];
scsi_cmd[14] = args[0];
sreq = scsi_allocate_request(scsidev, GFP_KERNEL);
if (!sreq) {
rc = -EINTR;
goto error;
}
sreq->sr_data_direction = DMA_NONE;
/* Good values for timeout and retries? Values below
from scsi_ioctl_send_command() for default case... */
scsi_wait_req(sreq, scsi_cmd, NULL, 0, (10*HZ), 5);
if (sreq->sr_result) {
from scsi_ioctl_send_command() for default case... */
if (scsi_execute_req(scsidev, scsi_cmd, DMA_NONE, NULL, 0, &sshdr,
(10*HZ), 5))
rc = -EIO;
goto error;
}
/* Need code to retrieve data from check condition? */
error:
scsi_release_request(sreq);
return rc;
}