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From: Sergey Fedorov <sergey.fedorov@linaro.org>
To: qemu-devel@nongnu.org
Cc: Sergey Fedorov <serge.fdrv@gmail.com>,
	Sergey Fedorov <sergey.fedorov@linaro.org>,
	Aurelien Jarno <aurelien@aurel32.net>,
	Richard Henderson <rth@twiddle.net>
Subject: [Qemu-devel] [PATCH v2] fixup! tcg/mips: Make direct jump patching thread-safe
Date: Mon,  2 May 2016 20:35:18 +0300	[thread overview]
Message-ID: <1462210518-26522-1-git-send-email-sergey.fedorov@linaro.org> (raw)

From: Sergey Fedorov <serge.fdrv@gmail.com>

Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
Signed-off-by: Sergey Fedorov <sergey.fedorov@linaro.org>
---

This patch is based on a commit:

    e601ccb62016 ("cpu-exec: Move TB chaining into tb_find_fast()")
    
from:

    https://github.com/rth7680/qemu.git tcg-next

 tcg/mips/tcg-target.inc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tcg/mips/tcg-target.inc.c b/tcg/mips/tcg-target.inc.c
index b0440b9c5a79..50e98ea63a73 100644
--- a/tcg/mips/tcg-target.inc.c
+++ b/tcg/mips/tcg-target.inc.c
@@ -1885,6 +1885,6 @@ static void tcg_target_init(TCGContext *s)
 
 void tb_set_jmp_target1(uintptr_t jmp_addr, uintptr_t addr)
 {
-    atomic_set(ptr, deposit32(OPC_J, 0, 26, addr >> 2));
+    atomic_set((uint32_t *)jmp_addr, deposit32(OPC_J, 0, 26, addr >> 2));
     flush_icache_range(jmp_addr, jmp_addr + 4);
 }
-- 
1.9.1

             reply	other threads:[~2016-05-02 17:36 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-02 17:35 Sergey Fedorov [this message]
2016-05-02 17:41 ` [Qemu-devel] [PATCH v2] fixup! tcg/mips: Make direct jump patching thread-safe Richard Henderson

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