Typo in in flush leaded to no flush of the RS600 tlb which ultimately leaded to massive system ram corruption, with this patch everythings seems to work properly. Signed-off-by: Jerome Glisse <jglisse at redhat.com> Cc: stable <stable at kernel.org> --- drivers/gpu/drm/radeon/rs600.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c index a16d9d7..5e3f218 100644 --- a/drivers/gpu/drm/radeon/rs600.c +++ b/drivers/gpu/drm/radeon/rs600.c @@ -231,7 +231,7 @@ void rs600_gart_tlb_flush(struct radeon_device *rdev) WREG32_MC(R_000100_MC_PT0_CNTL, tmp); tmp = RREG32_MC(R_000100_MC_PT0_CNTL); - tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) & S_000100_INVALIDATE_L2_CACHE(1); + tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) | S_000100_INVALIDATE_L2_CACHE(1); WREG32_MC(R_000100_MC_PT0_CNTL, tmp); tmp = RREG32_MC(R_000100_MC_PT0_CNTL); -- 1.7.0.1
