Re: [PATCH] amdgpu: fix integer overflow on 32-bit architectures

2020-05-05 Thread Nick Desaulniers
See also https://lore.kernel.org/lkml/cadnq5_ndtzh5_rgdwkj9c_42xlvrnccs5ddu1ysptfzp94k...@mail.gmail.com/T/#me707e09e92c6e487285e8bb382a607e4e782c249 On Tue, May 5, 2020 at 7:17 AM Christian König wrote: > > Am 05.05.20 um 16:15 schrieb Arnd Bergmann: > > Multiplying 10 by four overruns

[PATCH] amdgpu: fix integer overflow on 32-bit architectures

2020-05-05 Thread Arnd Bergmann
Multiplying 10 by four overruns a 'long' variable, as clang points out: drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4160:53: error: overflow in expression; result is -294967296 with type 'long' [-Werror,-Winteger-overflow] expires = ktime_get_mono_fast_ns() + NSEC_PER_SEC

Re: [PATCH] amdgpu: fix integer overflow on 32-bit architectures

2020-05-05 Thread Christian König
Am 05.05.20 um 16:15 schrieb Arnd Bergmann: Multiplying 10 by four overruns a 'long' variable, as clang points out: drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:4160:53: error: overflow in expression; result is -294967296 with type 'long' [-Werror,-Winteger-overflow]