scsi: Implement sg_printk()

Update the sg driver to use dev_printk() variants instead of
plain printk(); this will prefix logging messages with the
appropriate device.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Acked-by: Doug Gilbert <dgilbert@interlog.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 1de183d725988e68213017521ecebc75c21f55a4..7a291f5c7227b4a30880d0b88f3159b06437341c 100644 (file)
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -200,11 +200,11 @@ static ssize_t sg_new_write(Sg_fd *sfp, struct file *file,
 static int sg_common_write(Sg_fd * sfp, Sg_request * srp,
                           unsigned char *cmnd, int timeout, int blocking);
 static int sg_read_oxfer(Sg_request * srp, char __user *outp, int num_read_xfer);
-static void sg_remove_scat(Sg_scatter_hold * schp);
+static void sg_remove_scat(Sg_fd * sfp, Sg_scatter_hold * schp);
 static void sg_build_reserve(Sg_fd * sfp, int req_size);
 static void sg_link_reserve(Sg_fd * sfp, Sg_request * srp, int size);
 static void sg_unlink_reserve(Sg_fd * sfp, Sg_request * srp);
-static Sg_fd *sg_add_sfp(Sg_device * sdp, int dev);
+static Sg_fd *sg_add_sfp(Sg_device * sdp);
 static void sg_remove_sfp(struct kref *);
 static Sg_request *sg_get_rq_mark(Sg_fd * sfp, int pack_id);
 static Sg_request *sg_add_request(Sg_fd * sfp);
@@ -218,6 +218,10 @@ static void sg_device_destroy(struct kref *kref);
 #define SZ_SG_IOVEC sizeof(sg_iovec_t)
 #define SZ_SG_REQ_INFO sizeof(sg_req_info_t)
 
+#define sg_printk(prefix, sdp, fmt, a...) \
+       sdev_printk(prefix, (sdp)->device, "[%s] " fmt, \
+                   (sdp)->disk->disk_name, ##a)
+
 static int sg_allow_access(struct file *filp, unsigned char *cmd)
 {
        struct sg_fd *sfp = filp->private_data;
@@ -276,13 +280,15 @@ sg_open(struct inode *inode, struct file *filp)
        int retval;
 
        nonseekable_open(inode, filp);
-       SCSI_LOG_TIMEOUT(3, printk("sg_open: dev=%d, flags=0x%x\n", dev, flags));
        if ((flags & O_EXCL) && (O_RDONLY == (flags & O_ACCMODE)))
                return -EPERM; /* Can't lock it with read only access */
        sdp = sg_get_dev(dev);
        if (IS_ERR(sdp))
                return PTR_ERR(sdp);
 
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_open: flags=0x%x\n", flags));
+
        /* This driver's module count bumped by fops_get in <linux/fs.h> */
        /* Prevent the device driver from vanishing while we sleep */
        retval = scsi_device_get(sdp->device);
@@ -331,7 +337,7 @@ sg_open(struct inode *inode, struct file *filp)
                q = sdp->device->request_queue;
                sdp->sg_tablesize = queue_max_segments(q);
        }
-       sfp = sg_add_sfp(sdp, dev);
+       sfp = sg_add_sfp(sdp);
        if (IS_ERR(sfp)) {
                retval = PTR_ERR(sfp);
                goto out_undo;
@@ -370,7 +376,7 @@ sg_release(struct inode *inode, struct file *filp)
 
        if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
                return -ENXIO;
-       SCSI_LOG_TIMEOUT(3, printk("sg_release: %s\n", sdp->disk->disk_name));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp, "sg_release\n"));
 
        mutex_lock(&sdp->open_rel_lock);
        scsi_autopm_put_device(sdp->device);
@@ -402,8 +408,8 @@ sg_read(struct file *filp, char __user *buf, size_t count, loff_t * ppos)
 
        if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
                return -ENXIO;
-       SCSI_LOG_TIMEOUT(3, printk("sg_read: %s, count=%d\n",
-                                  sdp->disk->disk_name, (int) count));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_read: count=%d\n", (int) count));
 
        if (!access_ok(VERIFY_WRITE, buf, count))
                return -EFAULT;
@@ -588,8 +594,8 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
 
        if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
                return -ENXIO;
-       SCSI_LOG_TIMEOUT(3, printk("sg_write: %s, count=%d\n",
-                                  sdp->disk->disk_name, (int) count));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_write: count=%d\n", (int) count));
        if (atomic_read(&sdp->detaching))
                return -ENODEV;
        if (!((filp->f_flags & O_NONBLOCK) ||
@@ -610,7 +616,8 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
                return -EIO;    /* The minimum scsi command length is 6 bytes. */
 
        if (!(srp = sg_add_request(sfp))) {
-               SCSI_LOG_TIMEOUT(1, printk("sg_write: queue full\n"));
+               SCSI_LOG_TIMEOUT(1, sg_printk(KERN_INFO, sdp,
+                                             "sg_write: queue full\n"));
                return -EDOM;
        }
        buf += SZ_SG_HEADER;
@@ -623,7 +630,7 @@ sg_write(struct file *filp, const char __user *buf, size_t count, loff_t * ppos)
                if ((opcode >= 0xc0) && old_hdr.twelve_byte)
                        cmd_size = 12;
        }
-       SCSI_LOG_TIMEOUT(4, printk(
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sdp,
                "sg_write:   scsi opcode=0x%02x, cmd_size=%d\n", (int) opcode, cmd_size));
 /* Determine buffer size.  */
        input_size = count - cmd_size;
@@ -698,7 +705,8 @@ sg_new_write(Sg_fd *sfp, struct file *file, const char __user *buf,
 
        sfp->cmd_q = 1; /* when sg_io_hdr seen, set command queuing on */
        if (!(srp = sg_add_request(sfp))) {
-               SCSI_LOG_TIMEOUT(1, printk("sg_new_write: queue full\n"));
+               SCSI_LOG_TIMEOUT(1, sg_printk(KERN_INFO, sfp->parentdp,
+                                             "sg_new_write: queue full\n"));
                return -EDOM;
        }
        srp->sg_io_owned = sg_io_owned;
@@ -767,12 +775,14 @@ sg_common_write(Sg_fd * sfp, Sg_request * srp,
        hp->host_status = 0;
        hp->driver_status = 0;
        hp->resid = 0;
-       SCSI_LOG_TIMEOUT(4, printk("sg_common_write:  scsi opcode=0x%02x, cmd_size=%d\n",
-                         (int) cmnd[0], (int) hp->cmd_len));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+                       "sg_common_write:  scsi opcode=0x%02x, cmd_size=%d\n",
+                       (int) cmnd[0], (int) hp->cmd_len));
 
        k = sg_start_req(srp, cmnd);
        if (k) {
-               SCSI_LOG_TIMEOUT(1, printk("sg_common_write: start_req err=%d\n", k));
+               SCSI_LOG_TIMEOUT(1, sg_printk(KERN_INFO, sfp->parentdp,
+                       "sg_common_write: start_req err=%d\n", k));
                sg_finish_rem_req(srp);
                return k;       /* probably out of space --> ENOMEM */
        }
@@ -846,8 +856,8 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
        if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
                return -ENXIO;
 
-       SCSI_LOG_TIMEOUT(3, printk("sg_ioctl: %s, cmd=0x%x\n",
-                                  sdp->disk->disk_name, (int) cmd_in));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                  "sg_ioctl: cmd=0x%x\n", (int) cmd_in));
        read_only = (O_RDWR != (filp->f_flags & O_ACCMODE));
 
        switch (cmd_in) {
@@ -899,7 +909,7 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
                        sfp->low_dma = 1;
                        if ((0 == sfp->low_dma) && (0 == sg_res_in_use(sfp))) {
                                val = (int) sfp->reserve.bufflen;
-                               sg_remove_scat(&sfp->reserve);
+                               sg_remove_scat(sfp, &sfp->reserve);
                                sg_build_reserve(sfp, val);
                        }
                } else {
@@ -975,7 +985,7 @@ sg_ioctl(struct file *filp, unsigned int cmd_in, unsigned long arg)
                if (val != sfp->reserve.bufflen) {
                        if (sg_res_in_use(sfp) || sfp->mmap_called)
                                return -EBUSY;
-                       sg_remove_scat(&sfp->reserve);
+                       sg_remove_scat(sfp, &sfp->reserve);
                        sg_build_reserve(sfp, val);
                }
                return 0;
@@ -1198,8 +1208,8 @@ sg_poll(struct file *filp, poll_table * wait)
                        res |= POLLOUT | POLLWRNORM;
        } else if (count < SG_MAX_QUEUE)
                res |= POLLOUT | POLLWRNORM;
-       SCSI_LOG_TIMEOUT(3, printk("sg_poll: %s, res=0x%x\n",
-                                  sdp->disk->disk_name, (int) res));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_poll: res=0x%x\n", (int) res));
        return res;
 }
 
@@ -1211,8 +1221,8 @@ sg_fasync(int fd, struct file *filp, int mode)
 
        if ((!(sfp = (Sg_fd *) filp->private_data)) || (!(sdp = sfp->parentdp)))
                return -ENXIO;
-       SCSI_LOG_TIMEOUT(3, printk("sg_fasync: %s, mode=%d\n",
-                                  sdp->disk->disk_name, mode));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_fasync: mode=%d\n", mode));
 
        return fasync_helper(fd, filp, mode, &sfp->async_qp);
 }
@@ -1231,8 +1241,9 @@ sg_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
        offset = vmf->pgoff << PAGE_SHIFT;
        if (offset >= rsv_schp->bufflen)
                return VM_FAULT_SIGBUS;
-       SCSI_LOG_TIMEOUT(3, printk("sg_vma_fault: offset=%lu, scatg=%d\n",
-                                  offset, rsv_schp->k_use_sg));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sfp->parentdp,
+                                     "sg_vma_fault: offset=%lu, scatg=%d\n",
+                                     offset, rsv_schp->k_use_sg));
        sa = vma->vm_start;
        length = 1 << (PAGE_SHIFT + rsv_schp->page_order);
        for (k = 0; k < rsv_schp->k_use_sg && sa < vma->vm_end; k++) {
@@ -1267,8 +1278,9 @@ sg_mmap(struct file *filp, struct vm_area_struct *vma)
        if ((!filp) || (!vma) || (!(sfp = (Sg_fd *) filp->private_data)))
                return -ENXIO;
        req_sz = vma->vm_end - vma->vm_start;
-       SCSI_LOG_TIMEOUT(3, printk("sg_mmap starting, vm_start=%p, len=%d\n",
-                                  (void *) vma->vm_start, (int) req_sz));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sfp->parentdp,
+                                     "sg_mmap starting, vm_start=%p, len=%d\n",
+                                     (void *) vma->vm_start, (int) req_sz));
        if (vma->vm_pgoff)
                return -EINVAL; /* want no offset */
        rsv_schp = &sfp->reserve;
@@ -1330,8 +1342,9 @@ sg_rq_end_io(struct request *rq, int uptodate)
        result = rq->errors;
        resid = rq->resid_len;
 
-       SCSI_LOG_TIMEOUT(4, printk("sg_cmd_done: %s, pack_id=%d, res=0x%x\n",
-               sdp->disk->disk_name, srp->header.pack_id, result));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sdp,
+                                     "sg_cmd_done: pack_id=%d, res=0x%x\n",
+                                     srp->header.pack_id, result));
        srp->header.resid = resid;
        ms = jiffies_to_msecs(jiffies);
        srp->header.duration = (ms > srp->header.duration) ?
@@ -1441,7 +1454,8 @@ sg_alloc(struct gendisk *disk, struct scsi_device *scsidp)
        }
        k = error;
 
-       SCSI_LOG_TIMEOUT(3, printk("sg_alloc: dev=%d \n", k));
+       SCSI_LOG_TIMEOUT(3, sdev_printk(KERN_INFO, scsidp,
+                                       "sg_alloc: dev=%d \n", k));
        sprintf(disk->disk_name, "sg%d", k);
        disk->first_minor = k;
        sdp->disk = disk;
@@ -1561,8 +1575,7 @@ sg_device_destroy(struct kref *kref)
        write_unlock_irqrestore(&sg_index_lock, flags);
 
        SCSI_LOG_TIMEOUT(3,
-               printk("sg_device_destroy: %s\n",
-                       sdp->disk->disk_name));
+               sg_printk(KERN_INFO, sdp, "sg_device_destroy\n"));
 
        put_disk(sdp->disk);
        kfree(sdp);
@@ -1584,8 +1597,8 @@ sg_remove_device(struct device *cl_dev, struct class_interface *cl_intf)
        if (val > 1)
                return; /* only want to do following once per device */
 
-       SCSI_LOG_TIMEOUT(3, printk("%s: %s\n", __func__,
-                        sdp->disk->disk_name));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "%s\n", __func__));
 
        read_lock_irqsave(&sdp->sfd_lock, iflags);
        list_for_each_entry(sfp, &sdp->sfds, sfd_siblings) {
@@ -1687,8 +1700,9 @@ sg_start_req(Sg_request *srp, unsigned char *cmd)
        int rw = hp->dxfer_direction == SG_DXFER_TO_DEV ? WRITE : READ;
        unsigned char *long_cmdp = NULL;
 
-       SCSI_LOG_TIMEOUT(4, printk(KERN_INFO "sg_start_req: dxfer_len=%d\n",
-                                  dxfer_len));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+                                     "sg_start_req: dxfer_len=%d\n",
+                                     dxfer_len));
 
        if (hp->cmd_len > BLK_MAX_CDB) {
                long_cmdp = kzalloc(hp->cmd_len, GFP_KERNEL);
@@ -1786,7 +1800,9 @@ sg_finish_rem_req(Sg_request *srp)
        Sg_fd *sfp = srp->parentfp;
        Sg_scatter_hold *req_schp = &srp->data;
 
-       SCSI_LOG_TIMEOUT(4, printk("sg_finish_rem_req: res_used=%d\n", (int) srp->res_used));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+                                     "sg_finish_rem_req: res_used=%d\n",
+                                     (int) srp->res_used));
        if (srp->rq) {
                if (srp->bio)
                        ret = blk_rq_unmap_user(srp->bio);
@@ -1799,7 +1815,7 @@ sg_finish_rem_req(Sg_request *srp)
        if (srp->res_used)
                sg_unlink_reserve(sfp, srp);
        else
-               sg_remove_scat(req_schp);
+               sg_remove_scat(sfp, req_schp);
 
        sg_remove_request(sfp, srp);
 
@@ -1833,8 +1849,9 @@ sg_build_indirect(Sg_scatter_hold * schp, Sg_fd * sfp, int buff_size)
                ++blk_size;     /* don't know why */
        /* round request up to next highest SG_SECTOR_SZ byte boundary */
        blk_size = ALIGN(blk_size, SG_SECTOR_SZ);
-       SCSI_LOG_TIMEOUT(4, printk("sg_build_indirect: buff_size=%d, blk_size=%d\n",
-                                  buff_size, blk_size));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+               "sg_build_indirect: buff_size=%d, blk_size=%d\n",
+               buff_size, blk_size));
 
        /* N.B. ret_sz carried into this block ... */
        mx_sc_elems = sg_build_sgat(schp, sfp, sg_tablesize);
@@ -1877,14 +1894,16 @@ retry:
                        }
                }
 
-               SCSI_LOG_TIMEOUT(5, printk("sg_build_indirect: k=%d, num=%d, "
-                                "ret_sz=%d\n", k, num, ret_sz));
+               SCSI_LOG_TIMEOUT(5, sg_printk(KERN_INFO, sfp->parentdp,
+                                "sg_build_indirect: k=%d, num=%d, ret_sz=%d\n",
+                                k, num, ret_sz));
        }               /* end of for loop */
 
        schp->page_order = order;
        schp->k_use_sg = k;
-       SCSI_LOG_TIMEOUT(5, printk("sg_build_indirect: k_use_sg=%d, "
-                        "rem_sz=%d\n", k, rem_sz));
+       SCSI_LOG_TIMEOUT(5, sg_printk(KERN_INFO, sfp->parentdp,
+                        "sg_build_indirect: k_use_sg=%d, rem_sz=%d\n",
+                        k, rem_sz));
 
        schp->bufflen = blk_size;
        if (rem_sz > 0) /* must have failed */
@@ -1901,17 +1920,19 @@ out:
 }
 
 static void
-sg_remove_scat(Sg_scatter_hold * schp)
+sg_remove_scat(Sg_fd * sfp, Sg_scatter_hold * schp)
 {
-       SCSI_LOG_TIMEOUT(4, printk("sg_remove_scat: k_use_sg=%d\n", schp->k_use_sg));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+                        "sg_remove_scat: k_use_sg=%d\n", schp->k_use_sg));
        if (schp->pages && schp->sglist_len > 0) {
                if (!schp->dio_in_use) {
                        int k;
 
                        for (k = 0; k < schp->k_use_sg && schp->pages[k]; k++) {
-                               SCSI_LOG_TIMEOUT(5, printk(
-                                   "sg_remove_scat: k=%d, pg=0x%p\n",
-                                   k, schp->pages[k]));
+                               SCSI_LOG_TIMEOUT(5,
+                                       sg_printk(KERN_INFO, sfp->parentdp,
+                                       "sg_remove_scat: k=%d, pg=0x%p\n",
+                                       k, schp->pages[k]));
                                __free_pages(schp->pages[k], schp->page_order);
                        }
 
@@ -1927,8 +1948,9 @@ sg_read_oxfer(Sg_request * srp, char __user *outp, int num_read_xfer)
        Sg_scatter_hold *schp = &srp->data;
        int k, num;
 
-       SCSI_LOG_TIMEOUT(4, printk("sg_read_oxfer: num_read_xfer=%d\n",
-                                  num_read_xfer));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, srp->parentfp->parentdp,
+                        "sg_read_oxfer: num_read_xfer=%d\n",
+                        num_read_xfer));
        if ((!outp) || (num_read_xfer <= 0))
                return 0;
 
@@ -1958,14 +1980,15 @@ sg_build_reserve(Sg_fd * sfp, int req_size)
 {
        Sg_scatter_hold *schp = &sfp->reserve;
 
-       SCSI_LOG_TIMEOUT(4, printk("sg_build_reserve: req_size=%d\n", req_size));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+                        "sg_build_reserve: req_size=%d\n", req_size));
        do {
                if (req_size < PAGE_SIZE)
                        req_size = PAGE_SIZE;
                if (0 == sg_build_indirect(schp, sfp, req_size))
                        return;
                else
-                       sg_remove_scat(schp);
+                       sg_remove_scat(sfp, schp);
                req_size >>= 1; /* divide by 2 */
        } while (req_size > (PAGE_SIZE / 2));
 }
@@ -1978,7 +2001,8 @@ sg_link_reserve(Sg_fd * sfp, Sg_request * srp, int size)
        int k, num, rem;
 
        srp->res_used = 1;
-       SCSI_LOG_TIMEOUT(4, printk("sg_link_reserve: size=%d\n", size));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, sfp->parentdp,
+                        "sg_link_reserve: size=%d\n", size));
        rem = size;
 
        num = 1 << (PAGE_SHIFT + rsv_schp->page_order);
@@ -1996,7 +2020,8 @@ sg_link_reserve(Sg_fd * sfp, Sg_request * srp, int size)
        }
 
        if (k >= rsv_schp->k_use_sg)
-               SCSI_LOG_TIMEOUT(1, printk("sg_link_reserve: BAD size\n"));
+               SCSI_LOG_TIMEOUT(1, sg_printk(KERN_INFO, sfp->parentdp,
+                                "sg_link_reserve: BAD size\n"));
 }
 
 static void
@@ -2004,8 +2029,9 @@ sg_unlink_reserve(Sg_fd * sfp, Sg_request * srp)
 {
        Sg_scatter_hold *req_schp = &srp->data;
 
-       SCSI_LOG_TIMEOUT(4, printk("sg_unlink_reserve: req->k_use_sg=%d\n",
-                                  (int) req_schp->k_use_sg));
+       SCSI_LOG_TIMEOUT(4, sg_printk(KERN_INFO, srp->parentfp->parentdp,
+                                     "sg_unlink_reserve: req->k_use_sg=%d\n",
+                                     (int) req_schp->k_use_sg));
        req_schp->k_use_sg = 0;
        req_schp->bufflen = 0;
        req_schp->pages = NULL;
@@ -2110,7 +2136,7 @@ sg_remove_request(Sg_fd * sfp, Sg_request * srp)
 }
 
 static Sg_fd *
-sg_add_sfp(Sg_device * sdp, int dev)
+sg_add_sfp(Sg_device * sdp)
 {
        Sg_fd *sfp;
        unsigned long iflags;
@@ -2139,15 +2165,18 @@ sg_add_sfp(Sg_device * sdp, int dev)
        }
        list_add_tail(&sfp->sfd_siblings, &sdp->sfds);
        write_unlock_irqrestore(&sdp->sfd_lock, iflags);
-       SCSI_LOG_TIMEOUT(3, printk("sg_add_sfp: sfp=0x%p\n", sfp));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_add_sfp: sfp=0x%p\n", sfp));
        if (unlikely(sg_big_buff != def_reserved_size))
                sg_big_buff = def_reserved_size;
 
        bufflen = min_t(int, sg_big_buff,
                        max_sectors_bytes(sdp->device->request_queue));
        sg_build_reserve(sfp, bufflen);
-       SCSI_LOG_TIMEOUT(3, printk("sg_add_sfp:   bufflen=%d, k_use_sg=%d\n",
-                          sfp->reserve.bufflen, sfp->reserve.k_use_sg));
+       SCSI_LOG_TIMEOUT(3, sg_printk(KERN_INFO, sdp,
+                                     "sg_add_sfp: bufflen=%d, k_use_sg=%d\n",
+                                     sfp->reserve.bufflen,
+                                     sfp->reserve.k_use_sg));
 
        kref_get(&sdp->d_ref);
        __module_get(THIS_MODULE);
@@ -2165,17 +2194,15 @@ sg_remove_sfp_usercontext(struct work_struct *work)
                sg_finish_rem_req(sfp->headrp);
 
        if (sfp->reserve.bufflen > 0) {
-               SCSI_LOG_TIMEOUT(6,
-                       printk("sg_remove_sfp:    bufflen=%d, k_use_sg=%d\n",
+               SCSI_LOG_TIMEOUT(6, sg_printk(KERN_INFO, sdp,
+                               "sg_remove_sfp:    bufflen=%d, k_use_sg=%d\n",
                                (int) sfp->reserve.bufflen,
                                (int) sfp->reserve.k_use_sg));
-               sg_remove_scat(&sfp->reserve);
+               sg_remove_scat(sfp, &sfp->reserve);
        }
 
-       SCSI_LOG_TIMEOUT(6,
-               printk("sg_remove_sfp: %s, sfp=0x%p\n",
-                       sdp->disk->disk_name,
-                       sfp));
+       SCSI_LOG_TIMEOUT(6, sg_printk(KERN_INFO, sdp,
+                       "sg_remove_sfp: sfp=0x%p\n", sfp));
        kfree(sfp);
 
        scsi_device_put(sdp->device);