scsi_sysfs.c (522db3c9e1a5d3e9bfbf23d9106180651338d1bd) scsi_sysfs.c (b45620229dd67ff1daffa8adce57f37b37860f78)
1/*
2 * scsi_sysfs.c
3 *
4 * SCSI sysfs interface routines.
5 *
6 * Created to pull SCSI mid layer sysfs routines into one file.
7 */
8

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276exit_store_host_reset:
277 if (ret == 0)
278 ret = count;
279 return ret;
280}
281
282static DEVICE_ATTR(host_reset, S_IWUSR, NULL, store_host_reset);
283
1/*
2 * scsi_sysfs.c
3 *
4 * SCSI sysfs interface routines.
5 *
6 * Created to pull SCSI mid layer sysfs routines into one file.
7 */
8

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276exit_store_host_reset:
277 if (ret == 0)
278 ret = count;
279 return ret;
280}
281
282static DEVICE_ATTR(host_reset, S_IWUSR, NULL, store_host_reset);
283
284static ssize_t
285show_shost_eh_deadline(struct device *dev,
286 struct device_attribute *attr, char *buf)
287{
288 struct Scsi_Host *shost = class_to_shost(dev);
289
290 return sprintf(buf, "%d\n", shost->eh_deadline / HZ);
291}
292
293static ssize_t
294store_shost_eh_deadline(struct device *dev, struct device_attribute *attr,
295 const char *buf, size_t count)
296{
297 struct Scsi_Host *shost = class_to_shost(dev);
298 int ret = -EINVAL;
299 int deadline;
300 unsigned long flags;
301
302 if (shost->transportt && shost->transportt->eh_strategy_handler)
303 return ret;
304
305 if (sscanf(buf, "%d\n", &deadline) == 1) {
306 spin_lock_irqsave(shost->host_lock, flags);
307 if (scsi_host_in_recovery(shost))
308 ret = -EBUSY;
309 else {
310 shost->eh_deadline = deadline * HZ;
311 ret = count;
312 }
313 spin_unlock_irqrestore(shost->host_lock, flags);
314 }
315 return ret;
316}
317
318static DEVICE_ATTR(eh_deadline, S_IRUGO | S_IWUSR, show_shost_eh_deadline, store_shost_eh_deadline);
319
284shost_rd_attr(unique_id, "%u\n");
285shost_rd_attr(host_busy, "%hu\n");
286shost_rd_attr(cmd_per_lun, "%hd\n");
287shost_rd_attr(can_queue, "%hd\n");
288shost_rd_attr(sg_tablesize, "%hu\n");
289shost_rd_attr(sg_prot_tablesize, "%hu\n");
290shost_rd_attr(unchecked_isa_dma, "%d\n");
291shost_rd_attr(prot_capabilities, "%u\n");

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303 &dev_attr_proc_name.attr,
304 &dev_attr_scan.attr,
305 &dev_attr_hstate.attr,
306 &dev_attr_supported_mode.attr,
307 &dev_attr_active_mode.attr,
308 &dev_attr_prot_capabilities.attr,
309 &dev_attr_prot_guard_type.attr,
310 &dev_attr_host_reset.attr,
320shost_rd_attr(unique_id, "%u\n");
321shost_rd_attr(host_busy, "%hu\n");
322shost_rd_attr(cmd_per_lun, "%hd\n");
323shost_rd_attr(can_queue, "%hd\n");
324shost_rd_attr(sg_tablesize, "%hu\n");
325shost_rd_attr(sg_prot_tablesize, "%hu\n");
326shost_rd_attr(unchecked_isa_dma, "%d\n");
327shost_rd_attr(prot_capabilities, "%u\n");

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339 &dev_attr_proc_name.attr,
340 &dev_attr_scan.attr,
341 &dev_attr_hstate.attr,
342 &dev_attr_supported_mode.attr,
343 &dev_attr_active_mode.attr,
344 &dev_attr_prot_capabilities.attr,
345 &dev_attr_prot_guard_type.attr,
346 &dev_attr_host_reset.attr,
347 &dev_attr_eh_deadline.attr,
311 NULL
312};
313
314struct attribute_group scsi_shost_attr_group = {
315 .attrs = scsi_sysfs_shost_attrs,
316};
317
318const struct attribute_group *scsi_sysfs_shost_attr_groups[] = {

--- 861 unchanged lines hidden --- 		348 NULL
349};
350
351struct attribute_group scsi_shost_attr_group = {
352 .attrs = scsi_sysfs_shost_attrs,
353};
354
355const struct attribute_group *scsi_sysfs_shost_attr_groups[] = {

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