diff options
| author | Alexandre Courbot <acourbot@nvidia.com> | 2025-10-22 19:50:57 +0900 |
|---|---|---|
| committer | Alexandre Courbot <acourbot@nvidia.com> | 2025-10-25 13:16:31 +0900 |
| commit | e6b8932b9374bd0591bb4dda3eb3e4f1cc50655e (patch) | |
| tree | afb931e6fab58aeb9370735433997b5b6a73b6ac | |
| parent | fa08ec789f81425c3722fd2c6df825e06c810b43 (diff) | |
gpu: nova-core: bitfield: simplify expression
The shift is more easily expressed by the index of the lowest bit of the
field.
Reported-by: Edwin Peer <epeer@nvidia.com>
Link: https://lore.kernel.org/rust-for-linux/F3853912-2C1C-4F9B-89B0-3168689F35B3@nvidia.com/
Reviewed-by: Joel Fernandes <joelagnelf@nvidia.com>
Reviewed-by: Danilo Krummrich <dakr@kernel.org>
Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
Message-ID: <20251022-nova-bitfield-v1-2-73bc0988667b@nvidia.com>
| -rw-r--r-- | drivers/gpu/nova-core/bitfield.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/nova-core/bitfield.rs b/drivers/gpu/nova-core/bitfield.rs index 136de7289162..f113439c6501 100644 --- a/drivers/gpu/nova-core/bitfield.rs +++ b/drivers/gpu/nova-core/bitfield.rs @@ -268,7 +268,7 @@ macro_rules! bitfield { _ => ::kernel::build_error!("Unsupported storage type size") } }; - const [<$field:upper _SHIFT>]: u32 = Self::[<$field:upper _MASK>].trailing_zeros(); + const [<$field:upper _SHIFT>]: u32 = $lo; ); $( |