diff options
| author | Nuno Sá <nuno.sa@analog.com> | 2025-12-19 15:28:12 +0000 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2025-12-21 11:54:39 +0000 |
| commit | 09ccc1b65ca6bb61d05f163e063b98d89d4d7d06 (patch) | |
| tree | 43622bc69960a2d93ca27d48b76e4a0feab7e011 /drivers/iio/buffer | |
| parent | 0a272aaf5fc110a34f4a5aeb61db4b6d105c62e9 (diff) | |
iio: buffer-dma: Use lockdep for locking annotations
Don't use mutex_is_locked() + WARN_ON() for checking if a specif lock is
taken. Instead use the existing annotations which means
lockdep_assert_held().
Signed-off-by: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@intel.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/buffer')
| -rw-r--r-- | drivers/iio/buffer/industrialio-buffer-dma.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/iio/buffer/industrialio-buffer-dma.c b/drivers/iio/buffer/industrialio-buffer-dma.c index 7a7a9d37339b..8906feaeb69b 100644 --- a/drivers/iio/buffer/industrialio-buffer-dma.c +++ b/drivers/iio/buffer/industrialio-buffer-dma.c @@ -6,6 +6,7 @@ #include <linux/atomic.h> #include <linux/cleanup.h> +#include <linux/lockdep.h> #include <linux/slab.h> #include <linux/kernel.h> #include <linux/module.h> @@ -764,7 +765,7 @@ int iio_dma_buffer_enqueue_dmabuf(struct iio_buffer *buffer, bool cookie; int ret; - WARN_ON(!mutex_is_locked(&queue->lock)); + lockdep_assert_held(&queue->lock); cookie = dma_fence_begin_signalling(); |