diff options
Diffstat (limited to 'lib/cpumask.c')
| -rw-r--r-- | lib/cpumask.c | 37 | 
1 files changed, 5 insertions, 32 deletions
diff --git a/lib/cpumask.c b/lib/cpumask.c index b6513a9f2892..830dd5dec40f 100644 --- a/lib/cpumask.c +++ b/lib/cpumask.c @@ -5,27 +5,6 @@  #include <linux/export.h>  #include <linux/bootmem.h> -int __first_cpu(const cpumask_t *srcp) -{ -	return min_t(int, NR_CPUS, find_first_bit(srcp->bits, NR_CPUS)); -} -EXPORT_SYMBOL(__first_cpu); - -int __next_cpu(int n, const cpumask_t *srcp) -{ -	return min_t(int, NR_CPUS, find_next_bit(srcp->bits, NR_CPUS, n+1)); -} -EXPORT_SYMBOL(__next_cpu); - -#if NR_CPUS > 64 -int __next_cpu_nr(int n, const cpumask_t *srcp) -{ -	return min_t(int, nr_cpu_ids, -				find_next_bit(srcp->bits, nr_cpu_ids, n+1)); -} -EXPORT_SYMBOL(__next_cpu_nr); -#endif -  /**   * cpumask_next_and - get the next cpu in *src1p & *src2p   * @n: the cpu prior to the place to search (ie. return will be > @n) @@ -37,10 +16,11 @@ EXPORT_SYMBOL(__next_cpu_nr);  int cpumask_next_and(int n, const struct cpumask *src1p,  		     const struct cpumask *src2p)  { -	while ((n = cpumask_next(n, src1p)) < nr_cpu_ids) -		if (cpumask_test_cpu(n, src2p)) -			break; -	return n; +	struct cpumask tmp; + +	if (cpumask_and(&tmp, src1p, src2p)) +		return cpumask_next(n, &tmp); +	return nr_cpu_ids;  }  EXPORT_SYMBOL(cpumask_next_and); @@ -89,13 +69,6 @@ bool alloc_cpumask_var_node(cpumask_var_t *mask, gfp_t flags, int node)  		dump_stack();  	}  #endif -	/* FIXME: Bandaid to save us from old primitives which go to NR_CPUS. */ -	if (*mask) { -		unsigned char *ptr = (unsigned char *)cpumask_bits(*mask); -		unsigned int tail; -		tail = BITS_TO_LONGS(NR_CPUS - nr_cpumask_bits) * sizeof(long); -		memset(ptr + cpumask_size() - tail, 0, tail); -	}  	return *mask != NULL;  }  |