| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Sun, 23 Jan 2011 10:50:01 +0000 From: Chris Wilson <chris@...is-wilson.co.uk> To: Chris Clayton <chris2553@...glemail.com> Cc: linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org, Chris Wilson <chris@...is-wilson.co.uk> Subject: [PATCH] drm/i915: Disable high-precision vblank timestamping for UMS We only have sufficient information for accurate (sub-frame) timestamping when the modesetting is under our control. Reported-by: Chris Clayton <chris2553@...glemail.com> Signed-off-by: Chris Wilson <chris@...is-wilson.co.uk> --- drivers/gpu/drm/i915/i915_drv.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 59eb19b..66796bb 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -752,6 +752,9 @@ static int __init i915_init(void) driver.driver_features &= ~DRIVER_MODESET; #endif + if (!(driver.driver_features & DRIVER_MODESET)) + driver.get_vblank_timestamp = NULL; + return drm_init(&driver); } -- 1.7.2.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists