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stat64: Add stat64_set() operation

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Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Juan Quintela <quintela@redhat.com>
This commit is contained in:
Paolo Bonzini 2023-04-27 10:47:58 +02:00 • committed by Juan Quintela
parent 294e5a4034
commit 7757b55eed
2 changed files with 17 additions and 0 deletions
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11
util/stats64.c
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@ -57,6 +57,17 @@ uint64_t stat64_get(const Stat64 *s)
return ((uint64_t)high << 32) | low;
}
void stat64_set(Stat64 *s, uint64_t val)
{
while (!stat64_wrtrylock(s)) {
cpu_relax();
}
qatomic_set(&s->high, val >> 32);
qatomic_set(&s->low, val);
stat64_wrunlock(s);
}
bool stat64_add32_carry(Stat64 *s, uint32_t low, uint32_t high)
{
uint32_t old;