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authorBorislav Petkov <bp@suse.de>2016-02-16 09:43:22 +0100
committerIngo Molnar <mingo@kernel.org>2016-02-17 08:47:55 +0100
commit053080a9d1c8cf1950115ad92ce94242ebc5f25c (patch)
treed86402d7be7816e22f103ad5ed7fccb451af9b03 /arch/x86/include/asm/msr-index.h
parentx86/ftrace, x86/asm: Kill ftrace_caller_end label (diff)
downloadlinux-dev-053080a9d1c8cf1950115ad92ce94242ebc5f25c.tar.xz
linux-dev-053080a9d1c8cf1950115ad92ce94242ebc5f25c.zip
x86/msr: Document msr-index.h rule for addition
In order to keep this file's size sensible and not cause too much unnecessary churn, make the rule explicit - similar to pci_ids.h - that only MSRs which are used in multiple compilation units, should get added to it. Signed-off-by: Borislav Petkov <bp@suse.de> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: alex.williamson@redhat.com Cc: gleb@kernel.org Cc: joro@8bytes.org Cc: kvm@vger.kernel.org Cc: sherry.hurwitz@amd.com Cc: wei@redhat.com Link: http://lkml.kernel.org/r/1455612202-14414-5-git-send-email-bp@alien8.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/include/asm/msr-index.h')
-rw-r--r--arch/x86/include/asm/msr-index.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index b05402ef3b84..984ab75bf621 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -1,7 +1,12 @@
#ifndef _ASM_X86_MSR_INDEX_H
#define _ASM_X86_MSR_INDEX_H
-/* CPU model specific register (MSR) numbers */
+/*
+ * CPU model specific register (MSR) numbers.
+ *
+ * Do not add new entries to this file unless the definitions are shared
+ * between multiple compilation units.
+ */
/* x86-64 specific MSRs */
#define MSR_EFER 0xc0000080 /* extended feature register */