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authorSanjeev Sharma <sanjeev_sharma@mentor.com>2014-08-12 02:40:21 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-24 00:38:08 -0400
commitab945eff8396bc3329cc97274320e8d2c6585077 (patch)
treed7f02d59ca3dd839ef7a07159594f1e58279b1cb /drivers/usb/storage
parent62f6f0863e5b304284bcf9b80e12ec1bd4f01c9a (diff)
uas: replace WARN_ON_ONCE() with lockdep_assert_held()
on some architecture spin_is_locked() always return false in uniprocessor configuration and therefore it would be advise to replace with lockdep_assert_held(). Signed-off-by: Sanjeev Sharma <Sanjeev_Sharma@mentor.com> Acked-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/storage')
-rw-r--r--drivers/usb/storage/uas.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c
index 3f42785f653c..05b2d8e077d9 100644
--- a/drivers/usb/storage/uas.c
+++ b/drivers/usb/storage/uas.c
@@ -154,7 +154,7 @@ static void uas_mark_cmd_dead(struct uas_dev_info *devinfo,
154 struct scsi_cmnd *cmnd = container_of(scp, struct scsi_cmnd, SCp); 154 struct scsi_cmnd *cmnd = container_of(scp, struct scsi_cmnd, SCp);
155 155
156 uas_log_cmd_state(cmnd, caller); 156 uas_log_cmd_state(cmnd, caller);
157 WARN_ON_ONCE(!spin_is_locked(&devinfo->lock)); 157 lockdep_assert_held(&devinfo->lock);
158 WARN_ON_ONCE(cmdinfo->state & COMMAND_ABORTED); 158 WARN_ON_ONCE(cmdinfo->state & COMMAND_ABORTED);
159 cmdinfo->state |= COMMAND_ABORTED; 159 cmdinfo->state |= COMMAND_ABORTED;
160 cmdinfo->state &= ~IS_IN_WORK_LIST; 160 cmdinfo->state &= ~IS_IN_WORK_LIST;
@@ -181,7 +181,7 @@ static void uas_add_work(struct uas_cmd_info *cmdinfo)
181 struct scsi_cmnd *cmnd = container_of(scp, struct scsi_cmnd, SCp); 181 struct scsi_cmnd *cmnd = container_of(scp, struct scsi_cmnd, SCp);
182 struct uas_dev_info *devinfo = cmnd->device->hostdata; 182 struct uas_dev_info *devinfo = cmnd->device->hostdata;
183 183
184 WARN_ON_ONCE(!spin_is_locked(&devinfo->lock)); 184 lockdep_assert_held(&devinfo->lock);
185 cmdinfo->state |= IS_IN_WORK_LIST; 185 cmdinfo->state |= IS_IN_WORK_LIST;
186 schedule_work(&devinfo->work); 186 schedule_work(&devinfo->work);
187} 187}
@@ -283,7 +283,7 @@ static int uas_try_complete(struct scsi_cmnd *cmnd, const char *caller)
283 struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp; 283 struct uas_cmd_info *cmdinfo = (void *)&cmnd->SCp;
284 struct uas_dev_info *devinfo = (void *)cmnd->device->hostdata; 284 struct uas_dev_info *devinfo = (void *)cmnd->device->hostdata;
285 285
286 WARN_ON_ONCE(!spin_is_locked(&devinfo->lock)); 286 lockdep_assert_held(&devinfo->lock);
287 if (cmdinfo->state & (COMMAND_INFLIGHT | 287 if (cmdinfo->state & (COMMAND_INFLIGHT |
288 DATA_IN_URB_INFLIGHT | 288 DATA_IN_URB_INFLIGHT |
289 DATA_OUT_URB_INFLIGHT | 289 DATA_OUT_URB_INFLIGHT |
@@ -622,7 +622,7 @@ static int uas_submit_urbs(struct scsi_cmnd *cmnd,
622 struct urb *urb; 622 struct urb *urb;
623 int err; 623 int err;
624 624
625 WARN_ON_ONCE(!spin_is_locked(&devinfo->lock)); 625 lockdep_assert_held(&devinfo->lock);
626 if (cmdinfo->state & SUBMIT_STATUS_URB) { 626 if (cmdinfo->state & SUBMIT_STATUS_URB) {
627 urb = uas_submit_sense_urb(cmnd, gfp, cmdinfo->stream); 627 urb = uas_submit_sense_urb(cmnd, gfp, cmdinfo->stream);
628 if (!urb) 628 if (!urb)