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[Qemu-devel] [PATCH v2] Use frame->retcode instead of frame address for
From: |
chengang |
Subject: |
[Qemu-devel] [PATCH v2] Use frame->retcode instead of frame address for alpha target restorer |
Date: |
Wed, 30 Mar 2016 23:42:40 +0800 |
From: Chen Gang <address@hidden>
The restorer needs the return code address which is frame->retcode, not
frame itself.
Signed-off-by: Chen Gang <address@hidden>
---
linux-user/signal.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/linux-user/signal.c b/linux-user/signal.c
index e487f9e..34367ce 100644
--- a/linux-user/signal.c
+++ b/linux-user/signal.c
@@ -5396,7 +5396,7 @@ static void setup_frame(int sig, struct target_sigaction
*ka,
&frame->retcode[1]);
__put_user(INSN_CALLSYS, &frame->retcode[2]);
/* imb() */
- r26 = frame_addr;
+ r26 = frame_addr + offsetof(struct target_sigframe, retcode);
}
unlock_user_struct(frame, frame_addr, 1);
@@ -5455,7 +5455,7 @@ static void setup_rt_frame(int sig, struct
target_sigaction *ka,
&frame->retcode[1]);
__put_user(INSN_CALLSYS, &frame->retcode[2]);
/* imb(); */
- r26 = frame_addr;
+ r26 = frame_addr + offsetof(struct target_rt_sigframe, retcode);
}
if (err) {
--
1.9.3
- [Qemu-devel] [PATCH v2] Use frame->retcode instead of frame address for alpha target restorer,
chengang <=