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OpenCloudOS-Kernel
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Replace for_each_*_bit_from() with for_each_*_bit() where appropriate 

A couple of kernel functions call for_each_*_bit_from() with start
bit equal to 0. Replace them with for_each_*_bit().

No functional changes, but might improve on readability.

Signed-off-by: Yury Norov <yury.norov@gmail.com>
Tested-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
This commit is contained in:
Yury Norov 2021-08-14 14:17:08 -07:00
parent 7516be9931
commit 749443de8d
3 changed files with 5 additions and 6 deletions
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4
arch/x86/kernel/apic/vector.c
View File

@ -760,9 +760,9 @@ void __init lapic_update_legacy_vectors(void)
void __init lapic_assign_system_vectors(void)
{
unsigned int i, vector = 0;
unsigned int i, vector;
for_each_set_bit_from(vector, system_vectors, NR_VECTORS)
for_each_set_bit(vector, system_vectors, NR_VECTORS)
irq_matrix_assign_system(vector_matrix, vector, false);
if (nr_legacy_irqs() > 1)

4
drivers/gpu/drm/etnaviv/etnaviv_gpu.c
View File

@ -1047,7 +1047,7 @@ pm_put:
void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu)
{
unsigned int i = 0;
unsigned int i;
dev_err(gpu->dev, "recover hung GPU!\n");
@ -1060,7 +1060,7 @@ void etnaviv_gpu_recover_hang(struct etnaviv_gpu *gpu)
/* complete all events, the GPU won't do it after the reset */
spin_lock(&gpu->event_spinlock);
for_each_set_bit_from(i, gpu->event_bitmap, ETNA_NR_EVENTS)
for_each_set_bit(i, gpu->event_bitmap, ETNA_NR_EVENTS)
complete(&gpu->event_free);
bitmap_zero(gpu->event_bitmap, ETNA_NR_EVENTS);
spin_unlock(&gpu->event_spinlock);

3
drivers/hwmon/ltc2992.c
View File

@ -248,8 +248,7 @@ static int ltc2992_gpio_get_multiple(struct gpio_chip *chip, unsigned long *mask
gpio_status = reg;
gpio_nr = 0;
for_each_set_bit_from(gpio_nr, mask, LTC2992_GPIO_NR) {
for_each_set_bit(gpio_nr, mask, LTC2992_GPIO_NR) {
if (test_bit(LTC2992_GPIO_BIT(gpio_nr), &gpio_status))
set_bit(gpio_nr, bits);
}