#include <linux/seq_file.h>
#include <linux/blkdev.h>
#include <linux/delay.h>
+#include <linux/scatterlist.h>
#include "scsi.h"
#include <scsi/scsi_dbg.h>
static void sg_proc_cleanup(void);
#endif
-#ifndef LINUX_VERSION_CODE
-#include <linux/version.h>
-#endif /* LINUX_VERSION_CODE */
-
#define SG_ALLOW_DIO_DEF 0
#define SG_ALLOW_DIO_CODE /* compile out by commenting this define */
sg_finish_rem_req(srp);
retval = count;
free_old_hdr:
- if (old_hdr)
- kfree(old_hdr);
+ kfree(old_hdr);
return retval;
}
overflow:
write_unlock_irqrestore(&sg_dev_arr_lock, iflags);
- printk(KERN_WARNING
- "Unable to attach sg device <%d, %d, %d, %d> type=%d, minor "
- "number exceeds %d\n", scsidp->host->host_no, scsidp->channel,
- scsidp->id, scsidp->lun, scsidp->type, SG_MAX_DEVS - 1);
+ sdev_printk(KERN_WARNING, scsidp,
+ "Unable to attach sg device type=%d, minor "
+ "number exceeds %d\n", scsidp->type, SG_MAX_DEVS - 1);
error = -ENODEV;
goto out;
}
if (sg_sysfs_valid) {
struct class_device * sg_class_member;
- sg_class_member = class_device_create(sg_sysfs_class,
+ sg_class_member = class_device_create(sg_sysfs_class, NULL,
MKDEV(SCSI_GENERIC_MAJOR, k),
cl_dev->dev, "%s",
disk->disk_name);
} else
printk(KERN_WARNING "sg_add: sg_sys INvalid\n");
- printk(KERN_NOTICE
- "Attached scsi generic sg%d at scsi%d, channel"
- " %d, id %d, lun %d, type %d\n", k,
- scsidp->host->host_no, scsidp->channel, scsidp->id,
- scsidp->lun, scsidp->type);
+ sdev_printk(KERN_NOTICE, scsidp,
+ "Attached scsi generic sg%d type %d\n", k,scsidp->type);
return 0;
sg_sysfs_valid = 0;
unregister_chrdev_region(MKDEV(SCSI_GENERIC_MAJOR, 0),
SG_MAX_DEVS);
- if (sg_dev_arr != NULL) {
- kfree((char *) sg_dev_arr);
- sg_dev_arr = NULL;
- }
+ kfree((char *)sg_dev_arr);
+ sg_dev_arr = NULL;
sg_dev_max = 0;
}
int i;
for (i=0; i < nr_pages; i++) {
- if (dirtied && !PageReserved(sgl[i].page))
- SetPageDirty(sgl[i].page);
- /* unlock_page(sgl[i].page); */
+ struct page *page = sgl[i].page;
+
+ /* XXX: just for debug. Remove when PageReserved is removed */
+ BUG_ON(PageReserved(page));
+ if (dirtied)
+ SetPageDirty(page);
+ /* unlock_page(page); */
/* FIXME: cache flush missing for rw==READ
* FIXME: call the correct reference counting function
*/
- page_cache_release(sgl[i].page);
+ page_cache_release(page);
}
return 0;
if (!p)
break;
}
- sclp->page = virt_to_page(p);
- sclp->offset = offset_in_page(p);
- sclp->length = ret_sz;
+ sg_set_buf(sclp, p, ret_sz);
SCSI_LOG_TIMEOUT(5, printk("sg_build_build: k=%d, a=0x%p, len=%d\n",
k, sg_scatg2virt(sclp), ret_sz));
sg_page_malloc(int rqSz, int lowDma, int *retSzp)
{
char *resp = NULL;
- int page_mask;
+ gfp_t page_mask;
int order, a_size;
int resSz = rqSz;