/* SPDX-License-Identifier: GPL-2.0 */#ifndef __VDSO_MATH64_H#define __VDSO_MATH64_H static __always_inline u32__iter_div_u64_rem(u64 dividend, u32 divisor, u64 *remainder){ u32 ret = 0; while (dividend >= divisor) { /* The following asm() prevents the compiler from optimising this loop into a modulo operation. */ asm("" : "+rm"(dividend)); dividend -= divisor; ret++; } *remainder = dividend; return ret;} #endif /* __VDSO_MATH64_H */
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __VDSO_MATH64_H
#define __VDSO_MATH64_H
static __always_inline u32
__iter_div_u64_rem(u64 dividend, u32 divisor, u64 *remainder)
{
u32 ret = 0;
while (dividend >= divisor) {
/* The following asm() prevents the compiler from
optimising this loop into a modulo operation. */
asm("" : "+rm"(dividend));
dividend -= divisor;
ret++;
}
*remainder = dividend;
return ret;
}
#endif /* __VDSO_MATH64_H */