diff options
| author | Kirill Artamonov <kartamonov@nvidia.com> | 2011-02-15 01:07:20 +0200 |
|---|---|---|
| committer | Dan Willemsen <dwillemsen@nvidia.com> | 2011-11-30 21:44:52 -0800 |
| commit | 040f2be385a9f8049c26835d823f15727a5a257a (patch) | |
| tree | 9ea06fdc020406d1f93569f04665e2710f6c4df0 /drivers/video/tegra/nvmap/nvmap_dev.c | |
| parent | 4e01c4c6f3399b59ae263b434c43e5c366cf1d35 (diff) | |
video: tegra: nvmap: replace mutex with spinlock
There are places where nvmap_free_handle_id is called
when interrupts are disabled and mutex cannot be used as
nvmap handle lock.
Original-Change-Id: Icc220fe627c08f21c677d936a54f70c818dc8e8c
Reviewed-on: http://git-master/r/19489
Reviewed-by: Varun Colbert <vcolbert@nvidia.com>
Tested-by: Varun Colbert <vcolbert@nvidia.com>
Rebase-Id: Rb5a58e8226ad14340d1acae007d6b632960fae16
Diffstat (limited to 'drivers/video/tegra/nvmap/nvmap_dev.c')
| -rw-r--r-- | drivers/video/tegra/nvmap/nvmap_dev.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/video/tegra/nvmap/nvmap_dev.c b/drivers/video/tegra/nvmap/nvmap_dev.c index 3d0e69b83b51..780fadc02743 100644 --- a/drivers/video/tegra/nvmap/nvmap_dev.c +++ b/drivers/video/tegra/nvmap/nvmap_dev.c @@ -651,10 +651,10 @@ static void destroy_client(struct nvmap_client *client) smp_rmb(); pins = atomic_read(&ref->pin); - mutex_lock(&ref->handle->lock); + spin_lock(&ref->handle->lock); if (ref->handle->owner == client) ref->handle->owner = NULL; - mutex_unlock(&ref->handle->lock); + spin_unlock(&ref->handle->lock); while (pins--) nvmap_unpin_handles(client, &ref->handle, 1); |