[PATCH] drm/radeon: fix semaphore value init

2014-09-08 Thread Alex Deucher
On Sun, Sep 7, 2014 at 6:06 AM, Christian K?nig wrote: > From: Christian K?nig > > Semaphore values have 64 bits, not 32. This fixes a very subtle bug > that disables synchronization when the upper 32bits wasn't zero. > > Signed-off-by: Christian K?nig > Cc: stable at vger.kernel.org Applied t

[PATCH] drm/radeon: fix semaphore value init

2014-09-08 Thread Christian König
Am 07.09.2014 um 19:41 schrieb Grigori Goronzy: > On 07.09.2014 12:06, Christian K?nig wrote: >> From: Christian K?nig >> >> Semaphore values have 64 bits, not 32. This fixes a very subtle bug >> that disables synchronization when the upper 32bits wasn't zero. >> > So essentially, half the semapho

[PATCH] drm/radeon: fix semaphore value init

2014-09-07 Thread Grigori Goronzy
On 07.09.2014 12:06, Christian K?nig wrote: > From: Christian K?nig > > Semaphore values have 64 bits, not 32. This fixes a very subtle bug > that disables synchronization when the upper 32bits wasn't zero. > So essentially, half the semaphore values were never properly initialized and some load

[PATCH] drm/radeon: fix semaphore value init

2014-09-07 Thread Christian König
From: Christian K?nig Semaphore values have 64 bits, not 32. This fixes a very subtle bug that disables synchronization when the upper 32bits wasn't zero. Signed-off-by: Christian K?nig Cc: stable at vger.kernel.org --- drivers/gpu/drm/radeon/radeon_semaphore.c | 2 +- 1 file changed, 1 insert