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linux-user/hppa: Fix cpu_clone_regs

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By failing to return from the syscall in the child, the child
issues another clone syscall and hilarity ensues.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
This commit is contained in:
Richard Henderson 2017-10-31 13:53:54 +01:00 committed by Riku Voipio
parent 2da6e76cca
commit fc37dcfe1a
1 changed files with 4 additions and 0 deletions
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4
linux-user/hppa/target_cpu.h
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@ -24,7 +24,11 @@ static inline void cpu_clone_regs(CPUHPPAState *env, target_ulong newsp)
if (newsp) {
env->gr[30] = newsp;
}
/* Indicate child in return value. */
env->gr[28] = 0;
/* Return from the syscall. */
env->iaoq_f = env->gr[31];
env->iaoq_b = env->gr[31] + 4;
}
static inline void cpu_set_tls(CPUHPPAState *env, target_ulong newtls)