From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:41762) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fWMww-0005uG-J4 for qemu-devel@nongnu.org; Fri, 22 Jun 2018 10:22:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fWMwv-0003XC-Ia for qemu-devel@nongnu.org; Fri, 22 Jun 2018 10:22:06 -0400 Received: from mail-wr0-x242.google.com ([2a00:1450:400c:c0c::242]:46726) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fWMwv-0003Wc-Bz for qemu-devel@nongnu.org; Fri, 22 Jun 2018 10:22:05 -0400 Received: by mail-wr0-x242.google.com with SMTP id l14-v6so1827272wrq.13 for ; Fri, 22 Jun 2018 07:22:05 -0700 (PDT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= Date: Fri, 22 Jun 2018 15:12:04 +0100 Message-Id: <20180622141205.16306-22-alex.bennee@linaro.org> In-Reply-To: <20180622141205.16306-1-alex.bennee@linaro.org> References: <20180622141205.16306-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Qemu-devel] [RISU PATCH v4 21/22] risu_reginfo_aarch64: limit SVE_VQ_MAX to current architecture List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: peter.maydell@linaro.org Cc: qemu-arm@nongnu.org, qemu-devel@nongnu.org, richard.henderson@linaro.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= From: Richard Henderson The kernel headers optimistically assume it's going to grow but as we are never going to use that many on current hardware we limit SVE_VQ_MAX to what we will. Signed-off-by: Richard Henderson Signed-off-by: Alex Bennée --- risu_reginfo_aarch64.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/risu_reginfo_aarch64.h b/risu_reginfo_aarch64.h index b3701b3..c33b86f 100644 --- a/risu_reginfo_aarch64.h +++ b/risu_reginfo_aarch64.h @@ -31,6 +31,11 @@ struct sve_reginfo { }; #endif +/* The kernel headers set this based on future arch extensions. + The current arch maximum is 16. Save space below. */ +#undef SVE_VQ_MAX +#define SVE_VQ_MAX 16 + struct reginfo { uint64_t fault_address; uint64_t regs[31]; -- 2.17.1