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linux-user, fix: Handle x86_64 FUTEX_LOCK_PI2 calls #477

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Merged
LaurenIsACoder merged 1 commit into from
Sep 13, 2026
Merged

linux-user, fix: Handle x86_64 FUTEX_LOCK_PI2 calls #477

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5 changes: 4 additions & 1 deletion linux-user/syscall.c
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Original file line number Diff line number Diff line change
Expand Up @@ -11141,9 +11141,12 @@ static int do_futex(CPUState *cpu, target_ulong uaddr, int op, int val,
op, tswap32(val), pts, NULL, val3);
#ifdef TARGET_X86_64
case FUTEX_LOCK_PI:
case FUTEX_LOCK_PI2:
if (timeout) {
pts = &ts;
target_to_host_timespec(pts, timeout);
if (target_to_host_timespec(pts, timeout)) {
return -TARGET_EFAULT;
}
} else {
pts = NULL;
}
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1 change: 1 addition & 0 deletions linux-user/syscall_defs.h
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Original file line number Diff line number Diff line change
Expand Up @@ -3069,6 +3069,7 @@ struct target_drm_i915_getparam {
#define FUTEX_TRYLOCK_PI 8
#define FUTEX_WAIT_BITSET 9
#define FUTEX_WAKE_BITSET 10
#define FUTEX_LOCK_PI2 13

#define FUTEX_PRIVATE_FLAG 128
#define FUTEX_CLOCK_REALTIME 256
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