linux-kernel - [PATCH v3 41/44] x86/cpu: <asm/processor.h>: Do not include CPUID API header

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Message-ID: <20250612234010.572636-42-darwi@linutronix.de>
Date: Fri, 13 Jun 2025 01:40:07 +0200
From: "Ahmed S. Darwish" <darwi@...utronix.de>
To: Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>
Cc: Thomas Gleixner <tglx@...utronix.de>,
	Andrew Cooper <andrew.cooper3@...rix.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Sean Christopherson <seanjc@...gle.com>,
	Sohil Mehta <sohil.mehta@...el.com>,
	Ard Biesheuvel <ardb@...nel.org>,
	John Ogness <john.ogness@...utronix.de>,
	x86@...nel.org,
	x86-cpuid@...ts.linux.dev,
	LKML <linux-kernel@...r.kernel.org>,
	"Ahmed S. Darwish" <darwi@...utronix.de>
Subject: [PATCH v3 41/44] x86/cpu: <asm/processor.h>: Do not include CPUID API header

<asm/processor.h> includes the CPUID API header <asm/cpuid/api.h>, but
all what it actually needs are data types from <asm/cpuid/types.h>.

Modify the header to include <asm/cpuid/types.h> instead.

Note, this allows the CPUID API header to include <asm/processor.h> next,
without inducing a circular dependency.  This will be needed by the
upcoming centralized CPUID model APIs.

Note, a large number of call sites were already using the CPUID APIs
without including <asm/cpuid/api.h>.  They directly or indirectly
included <asm/processor.h>, which included the CPUID API header.  Such
call sites have been modified, by parent commits, to explicitly include
the CPUID API header instead.

Signed-off-by: Ahmed S. Darwish <darwi@...utronix.de>
---
 arch/x86/include/asm/processor.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index b5d90b60191b..88f8ee33bfca 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -16,7 +16,7 @@ struct vm86;
 #include <uapi/asm/sigcontext.h>
 #include <asm/current.h>
 #include <asm/cpufeatures.h>
-#include <asm/cpuid/api.h>
+#include <asm/cpuid/types.h>
 #include <asm/page.h>
 #include <asm/pgtable_types.h>
 #include <asm/percpu.h>
-- 
2.49.0