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| author | Jocelyn Falempe <jfalempe@redhat.com> | 2025-06-27 14:38:19 +0200 |
|---|---|---|
| committer | Jocelyn Falempe <jfalempe@redhat.com> | 2025-08-12 09:33:05 +0200 |
| commit | 9af8f2b469c0438620832f3729a3c5c03853b56b (patch) | |
| tree | f90174d2771ccf175f90192788dbfe8f1c5b4e49 /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | 360077278ba62e81310080f075a1a3028e778ef9 (diff) | |
drm/panic: Add a u64 divide by 10 for arm32
On 32bits ARM, u64 divided by a constant is not optimized to a
multiply by inverse by the compiler [1].
So do the multiply by inverse explicitly for this architecture.
Link: https://github.com/llvm/llvm-project/issues/37280 [1]
Reported-by: Andrei Lalaev <andrey.lalaev@gmail.com>
Closes: https://lore.kernel.org/dri-devel/c0a2771c-f3f5-4d4c-aa82-d673b3c5cb46@gmail.com/
Fixes: 675008f196ca ("drm/panic: Use a decimal fifo to avoid u64 by u64 divide")
Reviewed-by: Alice Ryhl <aliceryhl@google.com>
Signed-off-by: Jocelyn Falempe <jfalempe@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
0 files changed, 0 insertions, 0 deletions