From: Richard Henderson <richard.henderson@linaro.org>
Date: Mon, 29 Aug 2022 02:10:02 +0000 (-0700)
Subject: linux-user: Convert signal number for FUTEX_FD
X-Git-Tag: v7.2.0-rc0~69^2~4
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0f9467311260c23eed758f97c75d83f1815acb29;p=thirdparty%2Fqemu.git

linux-user: Convert signal number for FUTEX_FD

The val argument to FUTEX_FD is a signal number.  Convert to match
the host, as it will be converted back when the signal is delivered.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Message-Id: <20220829021006.67305-5-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
---

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index e2b6b564e6c..3f144e3c1f5 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -7793,6 +7793,7 @@ static int do_futex(CPUState *cpu, bool time64, target_ulong uaddr,
         timeout = 0;
         break;
     case FUTEX_FD:
+        val = target_to_host_signal(val);
         timeout = 0;
         break;
     case FUTEX_CMP_REQUEUE: