[PATCH 2/2] cpumask: Always inline helpers which use bit manipulation functions
From: Borislav Petkov
Date: Thu Jan 13 2022 - 10:54:05 EST
From: Borislav Petkov <bp@xxxxxxx>
Former are always inlined so do that for the latter too, for
consistency.
Size impact is a whopping 5 bytes increase! :-)
text data bss dec hex filename
22350551 8213184 1917164 32480899 1ef9e83 vmlinux.x86-64.defconfig.before
22350556 8213152 1917164 32480872 1ef9e68 vmlinux.x86-64.defconfig.after
Signed-off-by: Borislav Petkov <bp@xxxxxxx>
---
include/linux/cpumask.h | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index 1e7399fc69c0..676ada1fbccd 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -306,12 +306,12 @@ extern int cpumask_next_wrap(int n, const struct cpumask *mask, int start, bool
* @cpu: cpu number (< nr_cpu_ids)
* @dstp: the cpumask pointer
*/
-static inline void cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
+static __always_inline void cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
{
set_bit(cpumask_check(cpu), cpumask_bits(dstp));
}
-static inline void __cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
+static __always_inline void __cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
{
__set_bit(cpumask_check(cpu), cpumask_bits(dstp));
}
@@ -322,12 +322,12 @@ static inline void __cpumask_set_cpu(unsigned int cpu, struct cpumask *dstp)
* @cpu: cpu number (< nr_cpu_ids)
* @dstp: the cpumask pointer
*/
-static inline void cpumask_clear_cpu(int cpu, struct cpumask *dstp)
+static __always_inline void cpumask_clear_cpu(int cpu, struct cpumask *dstp)
{
clear_bit(cpumask_check(cpu), cpumask_bits(dstp));
}
-static inline void __cpumask_clear_cpu(int cpu, struct cpumask *dstp)
+static __always_inline void __cpumask_clear_cpu(int cpu, struct cpumask *dstp)
{
__clear_bit(cpumask_check(cpu), cpumask_bits(dstp));
}
@@ -339,7 +339,7 @@ static inline void __cpumask_clear_cpu(int cpu, struct cpumask *dstp)
*
* Returns 1 if @cpu is set in @cpumask, else returns 0
*/
-static inline int cpumask_test_cpu(int cpu, const struct cpumask *cpumask)
+static __always_inline int cpumask_test_cpu(int cpu, const struct cpumask *cpumask)
{
return test_bit(cpumask_check(cpu), cpumask_bits((cpumask)));
}
@@ -353,7 +353,7 @@ static inline int cpumask_test_cpu(int cpu, const struct cpumask *cpumask)
*
* test_and_set_bit wrapper for cpumasks.
*/
-static inline int cpumask_test_and_set_cpu(int cpu, struct cpumask *cpumask)
+static __always_inline int cpumask_test_and_set_cpu(int cpu, struct cpumask *cpumask)
{
return test_and_set_bit(cpumask_check(cpu), cpumask_bits(cpumask));
}
@@ -367,7 +367,7 @@ static inline int cpumask_test_and_set_cpu(int cpu, struct cpumask *cpumask)
*
* test_and_clear_bit wrapper for cpumasks.
*/
-static inline int cpumask_test_and_clear_cpu(int cpu, struct cpumask *cpumask)
+static __always_inline int cpumask_test_and_clear_cpu(int cpu, struct cpumask *cpumask)
{
return test_and_clear_bit(cpumask_check(cpu), cpumask_bits(cpumask));
}
--
2.29.2