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cpumask: drop cpumask_next_wrap_old()

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Now that we have cpumask_next_wrap() wired to generic find_next_bit_wrap(),
the old implementation is not needed.

Signed-off-by: Yury Norov <yury.norov@gmail.com>
This commit is contained in:
Yury Norov 2025-01-28 11:46:42 -05:00
parent 7a610694fa
commit 14c384131e
2 changed files with 0 additions and 53 deletions
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21
include/linux/cpumask.h
View File

@ -332,27 +332,6 @@ unsigned int cpumask_next_wrap(int n, const struct cpumask *src)
#define for_each_cpu(cpu, mask) \
for_each_set_bit(cpu, cpumask_bits(mask), small_cpumask_bits)
#if NR_CPUS == 1
static __always_inline
unsigned int cpumask_next_wrap_old(int n, const struct cpumask *mask, int start, bool wrap)
{
cpumask_check(start);
if (n != -1)
cpumask_check(n);
/*
* Return the first available CPU when wrapping, or when starting before cpu0,
* since there is only one valid option.
*/
if (wrap && n >= 0)
return nr_cpumask_bits;
return cpumask_first(mask);
}
#else
unsigned int __pure cpumask_next_wrap_old(int n, const struct cpumask *mask, int start, bool wrap);
#endif
/**
* for_each_cpu_wrap - iterate over every cpu in a mask, starting at a specified location
* @cpu: the (optionally unsigned) integer iterator

32
lib/cpumask.c
View File

@ -7,38 +7,6 @@
#include <linux/memblock.h>
#include <linux/numa.h>
/**
* cpumask_next_wrap_old - helper to implement for_each_cpu_wrap
* @n: the cpu prior to the place to search
* @mask: the cpumask pointer
* @start: the start point of the iteration
* @wrap: assume @n crossing @start terminates the iteration
*
* Return: >= nr_cpu_ids on completion
*
* Note: the @wrap argument is required for the start condition when
* we cannot assume @start is set in @mask.
*/
unsigned int cpumask_next_wrap_old(int n, const struct cpumask *mask, int start, bool wrap)
{
unsigned int next;
again:
next = cpumask_next(n, mask);
if (wrap && n < start && next >= start) {
return nr_cpumask_bits;
} else if (next >= nr_cpumask_bits) {
wrap = true;
n = -1;
goto again;
}
return next;
}
EXPORT_SYMBOL(cpumask_next_wrap_old);
/* These are not inline because of header tangles. */
#ifdef CONFIG_CPUMASK_OFFSTACK
/**