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authorChris Wilson <chris@chris-wilson.co.uk>2016-07-18 10:31:18 +0100
committerDaniel Vetter <daniel.vetter@ffwll.ch>2016-07-19 08:31:49 +0200
commitbf0901731ddf68e8c6d52d7fc0841fe3d4f66847 (patch)
tree418b7305193076fcfc9812e11844e8d9f40f422c /drivers/gpu/drm/vgem
parentdma-buf: Release module reference on creation failure (diff)
downloadlinux-dev-bf0901731ddf68e8c6d52d7fc0841fe3d4f66847.tar.xz
linux-dev-bf0901731ddf68e8c6d52d7fc0841fe3d4f66847.zip
drm/vgem: Remember to offset relative timeouts to mod_timer() by jiffies
mod_timer() takes an absolute jiffie value, not a relative timeout and quietly fixup the missed ret=0 otherwise gcc just always returns that the fence timed out. Testcase: igt/vgem_basic/fence Fixes: 407779848445 ("drm/vgem: Attach sw fences to exported vGEM dma-buf") Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/1468834278-26716-1-git-send-email-chris@chris-wilson.co.uk
Diffstat (limited to 'drivers/gpu/drm/vgem')
-rw-r--r--drivers/gpu/drm/vgem/vgem_fence.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
index e77b52208699..892417ba2622 100644
--- a/drivers/gpu/drm/vgem/vgem_fence.c
+++ b/drivers/gpu/drm/vgem/vgem_fence.c
@@ -107,7 +107,7 @@ static struct fence *vgem_fence_create(struct vgem_file *vfile,
setup_timer(&fence->timer, vgem_fence_timeout, (unsigned long)fence);
/* We force the fence to expire within 10s to prevent driver hangs */
- mod_timer(&fence->timer, VGEM_FENCE_TIMEOUT);
+ mod_timer(&fence->timer, jiffies + VGEM_FENCE_TIMEOUT);
return &fence->base;
}
@@ -240,7 +240,7 @@ int vgem_fence_signal_ioctl(struct drm_device *dev,
struct vgem_file *vfile = file->driver_priv;
struct drm_vgem_fence_signal *arg = data;
struct fence *fence;
- int ret;
+ int ret = 0;
if (arg->flags)
return -EINVAL;