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[PULL 1/1] linux-user/riscv: Align signal frame to 16 bytes
From: |
Alistair Francis |
Subject: |
[PULL 1/1] linux-user/riscv: Align signal frame to 16 bytes |
Date: |
Tue, 2 Aug 2022 09:02:12 +1000 |
From: Richard Henderson <richard.henderson@linaro.org>
Follow the kernel's alignment, as we already noted.
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1093
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20220729201942.30738-1-richard.henderson@linaro.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
---
linux-user/riscv/signal.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/linux-user/riscv/signal.c b/linux-user/riscv/signal.c
index 296e39fbf0..eaa168199a 100644
--- a/linux-user/riscv/signal.c
+++ b/linux-user/riscv/signal.c
@@ -64,9 +64,7 @@ static abi_ulong get_sigframe(struct target_sigaction *ka,
/* This is the X/Open sanctioned signal stack switching. */
sp = target_sigsp(sp, ka) - framesize;
-
- /* XXX: kernel aligns with 0xf ? */
- sp &= ~3UL; /* align sp on 4-byte boundary */
+ sp &= ~0xf;
return sp;
}
--
2.37.1