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From: | Richard Henderson |
Subject: | Re: [PATCH-for-8.0] linux-user/sparc: Don't use 16-bit UIDs on SPARC V9 |
Date: | Mon, 27 Mar 2023 10:47:23 -0700 |
User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.8.0 |
On 3/27/23 06:19, Philippe Mathieu-Daudé wrote:
The 64-bit SPARC V9 syscall ABI uses 32-bit UIDs. Only enable the 16-bit UID wrappers for 32-bit SPARC (V7 and V8). Possibly missed in commit 992f48a036 ("Support for 32 bit ABI on 64 bit targets (only enabled Sparc64)"). Reported-by: Gregor Riepl <onitake@gmail.com> Tested-by: John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> Tested-by: Zach van Rijn <me@zv.io> Resolves: https://gitlab.com/qemu-project/qemu/-/issues/1394 Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org> r~
--- linux-user/syscall_defs.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h index 614a1cbc8e..cc37054cb5 100644 --- a/linux-user/syscall_defs.h +++ b/linux-user/syscall_defs.h @@ -61,7 +61,7 @@#if (defined(TARGET_I386) && defined(TARGET_ABI32)) \|| (defined(TARGET_ARM) && defined(TARGET_ABI32)) \ - || defined(TARGET_SPARC) \ + || (defined(TARGET_SPARC) && defined(TARGET_ABI32)) \ || defined(TARGET_M68K) || defined(TARGET_SH4) || defined(TARGET_CRIS) /* 16 bit uid wrappers emulation */ #define USE_UID16
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