diff mbox

[v4,3/3] drm: Change deadlock-avoidance algorithm for the modeset locks.

Message ID 20180619082445.11062-4-thellstrom@vmware.com (mailing list archive)
State New, archived
Headers show

Commit Message

Thomas Hellstrom June 19, 2018, 8:24 a.m. UTC
For modeset locks we don't expect a high number of contending
transactions so change algorithm from Wait-Die to Wound-Wait.

Cc: dri-devel@lists.freedesktop.org
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>

---
v2, v3, v4: Adjusted to API changes.
---
 drivers/gpu/drm/drm_modeset_lock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/gpu/drm/drm_modeset_lock.c b/drivers/gpu/drm/drm_modeset_lock.c
index 638be2eb67b4..8a5100685875 100644
--- a/drivers/gpu/drm/drm_modeset_lock.c
+++ b/drivers/gpu/drm/drm_modeset_lock.c
@@ -70,7 +70,7 @@ 
  * lists and lookup data structures.
  */
 
-static DEFINE_WD_CLASS(crtc_ww_class);
+static DEFINE_WW_CLASS(crtc_ww_class);
 
 /**
  * drm_modeset_lock_all - take all modeset locks