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[PULL 24/24] linux-user/riscv: Fix definition of RISCV_HWPROBE_EXT_ZVFHM
From: |
Richard Henderson |
Subject: |
[PULL 24/24] linux-user/riscv: Fix definition of RISCV_HWPROBE_EXT_ZVFHMIN |
Date: |
Tue, 22 Oct 2024 20:34:32 -0700 |
From: Yao Zi <ziyao@disroot.org>
Current definition yields a negative 32bits value, messing up hwprobe
result when Zvfhmin extension presents. Replace it by using a 1ULL bit
shift value as done in kernel upstream.
Link:
https://github.com/torvalds/linux/commit/5ea6764d9095e234b024054f75ebbccc4f0eb146
Fixes: a3432cf227 ("linux-user/riscv: Sync hwprobe keys with Linux")
Cc: qemu-stable@nongnu.org
Signed-off-by: Yao Zi <ziyao@disroot.org>
Message-ID: <20241022160136.21714-2-ziyao@disroot.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
linux-user/syscall.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index dd2ec0712b..587954cf47 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -8945,7 +8945,7 @@ static int do_getdents64(abi_long dirfd, abi_long arg2,
abi_long count)
#define RISCV_HWPROBE_EXT_ZFHMIN (1 << 28)
#define RISCV_HWPROBE_EXT_ZIHINTNTL (1 << 29)
#define RISCV_HWPROBE_EXT_ZVFH (1 << 30)
-#define RISCV_HWPROBE_EXT_ZVFHMIN (1 << 31)
+#define RISCV_HWPROBE_EXT_ZVFHMIN (1ULL << 31)
#define RISCV_HWPROBE_EXT_ZFA (1ULL << 32)
#define RISCV_HWPROBE_EXT_ZTSO (1ULL << 33)
#define RISCV_HWPROBE_EXT_ZACAS (1ULL << 34)
--
2.43.0
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