diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-5.15/0065-ACPI-processor-idle-Use-swap-instead-of-open-coding-.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-5.15/0065-ACPI-processor-idle-Use-swap-instead-of-open-coding-.patch | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-5.15/0065-ACPI-processor-idle-Use-swap-instead-of-open-coding-.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-5.15/0065-ACPI-processor-idle-Use-swap-instead-of-open-coding-.patch new file mode 100644 index 00000000..2d2b9df3 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-5.15/0065-ACPI-processor-idle-Use-swap-instead-of-open-coding-.patch @@ -0,0 +1,54 @@ +From e024f669994ad52e1df2ff4001f7715f9a86566b Mon Sep 17 00:00:00 2001 +From: Guo Zhengkui <guozhengkui@vivo.com> +Date: Tue, 9 Nov 2021 15:50:51 +0800 +Subject: [PATCH 65/86] ACPI: processor idle: Use swap() instead of open coding + it + +commit 0e6078c3c6737df7d0bd0c890fbadf24a27fffbb upstream + +Address the following coccicheck warning: + +./drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c:914:40-41: +WARNING opportunity for swap(). + +by using swap() for the swapping of variable values and drop +the tmp variable that is not needed any more. + +Signed-off-by: Guo Zhengkui <guozhengkui@vivo.com> +[ rjw: Subject and changelog rewrite ] +Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> +Signed-off-by: Zhaolong Zhang <zhaolong.zhang@windriver.com> +--- + drivers/acpi/processor_idle.c | 6 ++---- + 1 file changed, 2 insertions(+), 4 deletions(-) + +diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c +index dc880dad2ade..fdd0ce789cc8 100644 +--- a/drivers/acpi/processor_idle.c ++++ b/drivers/acpi/processor_idle.c +@@ -20,6 +20,7 @@ + #include <linux/tick.h> + #include <linux/cpuidle.h> + #include <linux/cpu.h> ++#include <linux/minmax.h> + #include <acpi/processor.h> + + /* +@@ -400,13 +401,10 @@ static int acpi_cst_latency_cmp(const void *a, const void *b) + static void acpi_cst_latency_swap(void *a, void *b, int n) + { + struct acpi_processor_cx *x = a, *y = b; +- u32 tmp; + + if (!(x->valid && y->valid)) + return; +- tmp = x->latency; +- x->latency = y->latency; +- y->latency = tmp; ++ swap(x->latency, y->latency); + } + + static int acpi_processor_power_verify(struct acpi_processor *pr) +-- +2.37.3 + |