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authorPeter Maydell <peter.maydell@linaro.org>2013-07-16 18:44:59 +0100
committerRiku Voipio <riku.voipio@linaro.org>2013-07-22 21:54:46 +0300
commit2667e71c3d9262d756bea1473e2ea28eb2c9c070 (patch)
tree3741de9edf902f34c0d79ced3a03aaf338abcada /linux-user/i386/target_cpu.h
parentbc22eb447c0552e2327f278fdc6bedccb14fc7a3 (diff)
linux-user: Enable NPTL for x86-64
Add x86-64 implementation of cpu_set_tls() (like the kernel, we just have to call do_arch_prctl() to set FS); this allows us to enable NPTL. Signed-off-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Riku Voipio <riku.voipio@linaro.org>
Diffstat (limited to 'linux-user/i386/target_cpu.h')
-rw-r--r--linux-user/i386/target_cpu.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/linux-user/i386/target_cpu.h b/linux-user/i386/target_cpu.h
index 1170d84c41..58f86454d6 100644
--- a/linux-user/i386/target_cpu.h
+++ b/linux-user/i386/target_cpu.h
@@ -36,6 +36,13 @@ static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
do_set_thread_area(env, newtls);
cpu_x86_load_seg(env, R_GS, env->segs[R_GS].selector);
}
+#else
+abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr);
+
+static inline void cpu_set_tls(CPUX86State *env, target_ulong newtls)
+{
+ do_arch_prctl(env, TARGET_ARCH_SET_FS, newtls);
+}
#endif /* defined(TARGET_ABI32) */
#endif /* !defined(TARGET_CPU_H) */