diff options
Diffstat (limited to 'drivers/scsi/st.c')
| -rw-r--r-- | drivers/scsi/st.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c index d001c046551..7ac6ea141ff 100644 --- a/drivers/scsi/st.c +++ b/drivers/scsi/st.c @@ -3577,7 +3577,8 @@ static long st_compat_ioctl(struct file *file, unsigned int cmd, unsigned long a static struct st_buffer * new_tape_buffer(int from_initialization, int need_dma, int max_sg) { - int i, priority, got = 0, segs = 0; + int i, got = 0, segs = 0; + gfp_t priority; struct st_buffer *tb; if (from_initialization) @@ -3610,7 +3611,8 @@ static struct st_buffer * /* Try to allocate enough space in the tape buffer */ static int enlarge_buffer(struct st_buffer * STbuffer, int new_size, int need_dma) { - int segs, nbr, max_segs, b_size, priority, order, got; + int segs, nbr, max_segs, b_size, order, got; + gfp_t priority; if (new_size <= STbuffer->buffer_size) return 1; @@ -3885,9 +3887,7 @@ static int st_probe(struct device *dev) if (SDp->type != TYPE_TAPE) return -ENODEV; if ((stp = st_incompatible(SDp))) { - printk(KERN_INFO - "st: Found incompatible tape at scsi%d, channel %d, id %d, lun %d\n", - SDp->host->host_no, SDp->channel, SDp->id, SDp->lun); + sdev_printk(KERN_INFO, SDp, "Found incompatible tape\n"); printk(KERN_INFO "st: The suggested driver is %s.\n", stp); return -ENODEV; } @@ -4075,9 +4075,8 @@ static int st_probe(struct device *dev) } disk->number = devfs_register_tape(SDp->devfs_name); - printk(KERN_WARNING - "Attached scsi tape %s at scsi%d, channel %d, id %d, lun %d\n", - tape_name(tpnt), SDp->host->host_no, SDp->channel, SDp->id, SDp->lun); + sdev_printk(KERN_WARNING, SDp, + "Attached scsi tape %s", tape_name(tpnt)); printk(KERN_WARNING "%s: try direct i/o: %s (alignment %d B), max page reachable by HBA %lu\n", tape_name(tpnt), tpnt->try_dio ? "yes" : "no", queue_dma_alignment(SDp->request_queue) + 1, tpnt->max_pfn); @@ -4108,8 +4107,7 @@ out_free_tape: write_unlock(&st_dev_arr_lock); out_put_disk: put_disk(disk); - if (tpnt) - kfree(tpnt); + kfree(tpnt); out_buffer_free: kfree(buffer); out: @@ -4375,7 +4373,7 @@ static void do_create_class_files(struct scsi_tape *STp, int dev_num, int mode) snprintf(name, 10, "%s%s%s", rew ? "n" : "", STp->disk->disk_name, st_formats[i]); st_class_member = - class_device_create(st_sysfs_class, + class_device_create(st_sysfs_class, NULL, MKDEV(SCSI_TAPE_MAJOR, TAPE_MINOR(dev_num, mode, rew)), &STp->device->sdev_gendev, "%s", name); @@ -4511,6 +4509,7 @@ static int sgl_map_user_pages(struct scatterlist *sgl, const unsigned int max_pa if (res > 0) { for (j=0; j < res; j++) page_cache_release(pages[j]); + res = 0; } kfree(pages); return res; @@ -4524,12 +4523,14 @@ static int sgl_unmap_user_pages(struct scatterlist *sgl, const unsigned int nr_p int i; for (i=0; i < nr_pages; i++) { - if (dirtied && !PageReserved(sgl[i].page)) - SetPageDirty(sgl[i].page); + struct page *page = sgl[i].page; + + if (dirtied) + SetPageDirty(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; |