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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id x17-20020adff651000000b003333c2c313bsm1103151wrp.100.2023.12.07.02.48.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 Dec 2023 02:48:13 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 1eea3c2b-94ee-11ee-98e7-6d05b1d4d9a1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1701946093; x=1702550893; darn=lists.xenproject.org; h=content-transfer-encoding:in-reply-to:autocrypt:references:cc:to :from:content-language:subject:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=w8sIjouI6UYrV4jC1euue2uqKFDircc05iJIKnqVbUA=; b=RrOltP28FNtC5iRvdeaEdHQQqVUBwRnJOU2y9DHpNieh0vY0BwG1wCr2DLhy2g62U8 0hHdGCY9k4oWRUZ1u/vDMbahBblGh7zETNEbP/PzQAzB/UwRlKewpAapUdKub8dKjJZ7 AqKM3LyIfZYGSluYAy9KeVn0f2oVRClLnyFDPkwKuYm6mnGQ82NsM2knmcmettpJ7W+O OPsESmfskaqaK3texPzxul9aQM5xbPcsMM2YAHcBXsklLRJ94aWNhkcsODYYxhUSujAT 10fkcfcugFrWSfNTWDoWaNUZY772sSmEIwiPMOV20CDfAfI0Bj5es/hkJjRysoy3QSjQ SgwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701946093; x=1702550893; h=content-transfer-encoding:in-reply-to:autocrypt:references:cc:to :from:content-language:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=w8sIjouI6UYrV4jC1euue2uqKFDircc05iJIKnqVbUA=; b=VKFfsNhncAGRIeql+OqTk2+fzqqayWl+yWHUyDbwgvTUByulpGXoGKOmcd/WXS1IyA /xO3Fph8OmiW+zgjnLfKBTv3uBBkjpgz5bmwLnU3He0gTtwr6Ez6nxoBY67r7/z5QZY5 zSjPwPFJV6zcSNtvVk9Bj01IS20T/SmBkVG3GxW934yRLHLdXsRi23K59jbiXm5+49vd HDC/0QxmSlrb0Vsw7DwndNp28HqXbqWjXBwEeR0vzdOOE6sG2cZiNGghFHeD6q2Jic9k 7eB9HrbVKfWDUH15sf3Qp8Ad+gGmL/okN5yy9fnnB2H6/4Vs1GLSGamLDrU40/H/WRho gmlA== X-Gm-Message-State: AOJu0Yy8Xo6yIXqVGVX3iamPxhnVgNmBdR00Nj9PnRg1Pkkk2OnHT1U4 qPx7bm0ilWjU1BuSCMKHFhpR0ToDXKp2cPh+DnLS X-Google-Smtp-Source: AGHT+IFaW5z10lvIgIOsGDzG26K3fo04ambOYLBA2MsZomHRgZScGTsKGIRZgxDqRQxHWd07cL8cLw== X-Received: by 2002:a1c:7410:0:b0:40b:5e21:bdcc with SMTP id p16-20020a1c7410000000b0040b5e21bdccmr1399889wmc.91.1701946093264; Thu, 07 Dec 2023 02:48:13 -0800 (PST) Message-ID: <7f0d8e16-c580-4dba-a81a-72d5334052dc@suse.com> Date: Thu, 7 Dec 2023 11:48:12 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 1/2] x86/EFI: correct compiler probing Content-Language: en-US From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , George Dunlap , Wei Liu , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , Anthony Perard References: <089964f2-1b2c-4ee7-92cf-f50f2e967d5b@suse.com> Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: <089964f2-1b2c-4ee7-92cf-f50f2e967d5b@suse.com> Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1701946111954100001 Content-Type: text/plain; charset="utf-8" Passing in $(CFLAGS) means also requesting inclusion of certain headers (via -include command line options). That's particularly xen/config.h, which in turn requires generated/autoconf.h. This has not caused any problems so far only because arch.mk is processed twice, and the missing header on the 1st pass would be there on the 2nd. Having added an inclusion of asm/asm-macros.h to x86'es asm/config.h, the 2nd pass then also fails on an initial, pristine build. As per dd40177c1bc8 ("x86-64/EFI: add CFLAGS to check compile") dropping the use of $(CFLAGS) altogether isn't an option, though. Hence remove the problematic options only. Signed-off-by: Jan Beulich Reviewed-by: Anthony PERARD --- This is now the 3rd place where the -include needs dropping. I was half decided to introduce a new lazy-expansion variable, yet it's not consistently $(CFLAGS) that the options need purging from. Thoughts? There probably ought to be a Fixes: tag here, but it's quite hard to tell which change to actually blame. It's the interaction of various changes which has resulted in the (so far only latent) badness. --- a/xen/arch/x86/arch.mk +++ b/xen/arch/x86/arch.mk @@ -87,7 +87,8 @@ efi-check :=3D arch/x86/efi/check $(shell mkdir -p $(dir $(efi-check))) =20 # Check if the compiler supports the MS ABI. -XEN_BUILD_EFI :=3D $(call if-success,$(CC) $(CFLAGS) -c $(srctree)/$(efi-c= heck).c -o $(efi-check).o,y) +XEN_BUILD_EFI :=3D $(call if-success,$(CC) $(filter-out -include %/include= /xen/config.h,$(CFLAGS)) \ + -c $(srctree)/$(efi-check).c -o $= (efi-check).o,y) =20 # Check if the linker supports PE. 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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id x17-20020adff651000000b003333c2c313bsm1103151wrp.100.2023.12.07.02.49.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 07 Dec 2023 02:49:05 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 3de7a824-94ee-11ee-98e7-6d05b1d4d9a1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1701946145; x=1702550945; darn=lists.xenproject.org; h=content-transfer-encoding:in-reply-to:autocrypt:references:cc:to :from:content-language:subject:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=nFIRaNgAVQlZC0hF1HkoKscjDXBY96LiuDxTPVvcVCg=; b=DiZvGGu074r/OAj4/t5QpAnQPUsQyWns+4pjj4+ME1RyOW3UtK3Ue2MsupOQmEwmjj NF606uodVfSlnR45mSAnRq6veFz1Ue1gEApQCxl/e6PqgZgdjU3iBIGMKCt0t2qK+BtM nTyNgpkhp1h9KD3MDgzoK4DCssDKMQ4bH2mHNtaQ3QqFQZPmddVCmE3pwa4g4R3Y55I0 tBWbdjVxa6sc6J3uC6mma+2AcH/YO0XUxXr/xk2bslJr4N0fi1vkrYo4U0FHhYgRgnD7 qqylSUodi+4Cpj/w8/Nx1ATNT7cBn+45ciK7un7vdK1vqvqrv8/OBEFJH1zw+At8hxM5 JC9Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1701946145; x=1702550945; h=content-transfer-encoding:in-reply-to:autocrypt:references:cc:to :from:content-language:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=nFIRaNgAVQlZC0hF1HkoKscjDXBY96LiuDxTPVvcVCg=; b=Mw+dZch+iP/3SBCCVc3OB9BMOaEVIYLGN9O5ja8hSMbkKJwBgqSWFiIHWCLqHNEZ9k Cau5WiK9XoZ3rEFcVyi7Z9sDGY94T5HHtzcjP3ygaOwRjyG/elINi3uFU7+86LLQAstG nUzVWE8q2Ttqx2O2N0ZBW4FtcB1Dw8kWQAdUpcJoA0UVfmBG5G6bJzVzlgY829k4IdXD 8RqPy0PKS/thkwq42vX/Z9CfWpr4SUcFsNdsv9d0zeOYScgEzcTB61XL9GmVCNYSgD1y sfYOt8WvYwiq3eRzV89HTImPkWeK8vHyLPMAVC8G1GgQC5hiN6envrYQMTWEhhv+LapL gM0g== X-Gm-Message-State: AOJu0YzXqJPFr1rM1CoTVBHgZDcV9T63qXf2aGZnkzM5hPdKB+xmnDOJ Wnb585VH7Bl0Chcndl70W8XjDIeyqeo860PgvfOp X-Google-Smtp-Source: AGHT+IGgyh98bcv3Xc7UGyyh8TgR7+EwNKD0wsbrALkm46Z+N9P9F89x/4qZlUTNHAZUOsnU5J67dg== X-Received: by 2002:a5d:6791:0:b0:333:4156:2759 with SMTP id v17-20020a5d6791000000b0033341562759mr1473048wru.130.1701946145346; Thu, 07 Dec 2023 02:49:05 -0800 (PST) Message-ID: Date: Thu, 7 Dec 2023 11:49:04 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 2/2] Kbuild: simplify as-insn a little Content-Language: en-US From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , George Dunlap , Julien Grall , Stefano Stabellini , Wei Liu , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , Anthony Perard References: <089964f2-1b2c-4ee7-92cf-f50f2e967d5b@suse.com> Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: <089964f2-1b2c-4ee7-92cf-f50f2e967d5b@suse.com> Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1701946165093100001 Content-Type: text/plain; charset="utf-8" As of 732571959f17 ("xen/build: use new $(c_flags) and $(a_flags) instead of $(CFLAGS)") -M options aren't part of CFLAGS anymore, and c_flags isn't supposed to be passed to this macro. Drop the now dead part of filtering. Signed-off-by: Jan Beulich Reviewed-by: Anthony PERARD --- a/xen/scripts/Kbuild.include +++ b/xen/scripts/Kbuild.include @@ -59,7 +59,7 @@ endef # as-insn: Check whether assembler supports an instruction. # Usage: cflags-y +=3D $(call as-insn,CC FLAGS,"insn",option-yes,option-no) as-insn =3D $(if $(shell echo 'void _(void) { asm volatile ( $(2) ); }' \ - | $(filter-out -M% %.d -include %/include/xen/confi= g.h,$(1)) \ + | $(filter-out -include %/include/xen/config.h,$(1)= ) \ -c -x c -o /dev/null - 2>&1),$(4),$(3)) =20 # as-option-add: Conditionally add options to flags