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authorCharlie Jenkins <charlie@rivosinc.com>2024-03-13 02:53:43 +0300
committerPalmer Dabbelt <palmer@rivosinc.com>2024-04-18 18:11:00 +0300
commitdecde1fa209323c77a7498e803350c5f3e992d62 (patch)
treea0c0f7837f5d09f98ee46cdb36548d162a593622
parent6a08e4709c58cb324a6324f07acec54e7764c32f (diff)
downloadlinux-decde1fa209323c77a7498e803350c5f3e992d62.tar.xz
cpumask: Add assign cpu
Standardize an assign_cpu function for cpumasks. Signed-off-by: Charlie Jenkins <charlie@rivosinc.com> Link: https://lore.kernel.org/r/20240312-fencei-v13-4-4b6bdc2bbf32@rivosinc.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
-rw-r--r--arch/riscv/mm/cacheflush.c2
-rw-r--r--include/linux/cpumask.h16
2 files changed, 17 insertions, 1 deletions
diff --git a/arch/riscv/mm/cacheflush.c b/arch/riscv/mm/cacheflush.c
index 15a95578e670..9dad35f0ce8b 100644
--- a/arch/riscv/mm/cacheflush.c
+++ b/arch/riscv/mm/cacheflush.c
@@ -170,7 +170,7 @@ static void set_icache_stale_mask(void)
stale_cpu = cpumask_test_cpu(smp_processor_id(), mask);
cpumask_setall(mask);
- assign_bit(cpumask_check(smp_processor_id()), cpumask_bits(mask), stale_cpu);
+ cpumask_assign_cpu(smp_processor_id(), mask, stale_cpu);
}
#endif
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index cfb545841a2c..1b85e09c4ba5 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -493,6 +493,22 @@ static __always_inline void __cpumask_clear_cpu(int cpu, struct cpumask *dstp)
}
/**
+ * cpumask_assign_cpu - assign a cpu in a cpumask
+ * @cpu: cpu number (< nr_cpu_ids)
+ * @dstp: the cpumask pointer
+ * @bool: the value to assign
+ */
+static __always_inline void cpumask_assign_cpu(int cpu, struct cpumask *dstp, bool value)
+{
+ assign_bit(cpumask_check(cpu), cpumask_bits(dstp), value);
+}
+
+static __always_inline void __cpumask_assign_cpu(int cpu, struct cpumask *dstp, bool value)
+{
+ __assign_bit(cpumask_check(cpu), cpumask_bits(dstp), value);
+}
+
+/**
* cpumask_test_cpu - test for a cpu in a cpumask
* @cpu: cpu number (< nr_cpu_ids)
* @cpumask: the cpumask pointer