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[Qemu-devel] [PATCH] Use '_raw' memory access primitives


From: Lluís
Subject: [Qemu-devel] [PATCH] Use '_raw' memory access primitives
Date: Fri, 22 Oct 2010 20:27:34 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux)

Using a pointer on the host should not go through lduw.

Signed-off-by: Lluís Vilanova <address@hidden>
---
 linux-user/signal.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/linux-user/signal.c b/linux-user/signal.c
index 77683f7..097da9d 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -982,8 +982,8 @@ restore_sigcontext(CPUX86State *env, struct 
target_sigcontext *sc, int *peax)
         env->regs[R_ECX] = tswapl(sc->ecx);
         env->eip = tswapl(sc->eip);
 
-        cpu_x86_load_seg(env, R_CS, lduw(&sc->cs) | 3);
-        cpu_x86_load_seg(env, R_SS, lduw(&sc->ss) | 3);
+        cpu_x86_load_seg(env, R_CS, lduw_raw(&sc->cs) | 3);
+        cpu_x86_load_seg(env, R_SS, lduw_raw(&sc->ss) | 3);
 
         tmpflags = tswapl(sc->eflags);
         env->eflags = (env->eflags & ~0x40DD5) | (tmpflags & 0x40DD5);
-- 
1.7.1

-- 
 "And it's much the same thing with knowledge, for whenever you learn
 something new, the whole world becomes that much richer."
 -- The Princess of Pure Reason, as told by Norton Juster in The Phantom
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