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Message-ID: <20210805153953.270134895@linutronix.de>
Date: Thu, 05 Aug 2021 17:13:08 +0200
From: Thomas Gleixner <tglx@...utronix.de>
To: LKML <linux-kernel@...r.kernel.org>
Cc: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...nel.org>,
Juri Lelli <juri.lelli@...hat.com>,
Steven Rostedt <rostedt@...dmis.org>,
Daniel Bristot de Oliveira <bristot@...hat.com>,
Will Deacon <will@...nel.org>,
Waiman Long <longman@...hat.com>,
Boqun Feng <boqun.feng@...il.com>,
Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
Davidlohr Bueso <dave@...olabs.net>,
Mike Galbraith <efault@....de>
Subject: [patch V3 08/64] media/atomisp: Use lockdep instead of *mutex_is_locked()
From: Peter Zijlstra <peterz@...radead.org>
Subject: [patch V3 08/64] media/atomisp: Use lockdep instead of *mutex_is_locked()
The only user of rt_mutex_is_locked() is an anti-pattern, remove it.
Signed-off-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/r/20210714100719.GA11408@worktop.programming.kicks-ass.net
---
---
drivers/staging/media/atomisp/pci/atomisp_ioctl.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
+++ b/drivers/staging/media/atomisp/pci/atomisp_ioctl.c
@@ -1904,8 +1904,8 @@ int __atomisp_streamoff(struct file *fil
dev_dbg(isp->dev, "Stop stream on pad %d for asd%d\n",
atomisp_subdev_source_pad(vdev), asd->index);
- BUG_ON(!rt_mutex_is_locked(&isp->mutex));
- BUG_ON(!mutex_is_locked(&isp->streamoff_mutex));
+ lockdep_assert_held(&isp->mutex);
+ lockdep_assert_held(&isp->streamoff_mutex);
if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE) {
dev_dbg(isp->dev, "unsupported v4l2 buf type\n");
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