linux-kernel - [GIT PULL] x86/asm changes for v4.17

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Date:   Mon, 2 Apr 2018 11:46:51 +0200
From:   Ingo Molnar <mingo@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [GIT PULL] x86/asm changes for v4.17

Linus,

Please pull the latest x86-asm-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-asm-for-linus

   # HEAD: 16c5055a5ff5e1ff13c5211e44514a2b1d2c1dae x86/asm: Trim clear_page.S includes

A clobber list fix and cleanups.

 Thanks,

	Ingo

------------------>
Alexey Dobriyan (2):
      x86/asm: Clobber flags in clear_page()
      x86/asm: Trim clear_page.S includes


 arch/x86/include/asm/page_64.h | 2 +-
 arch/x86/lib/clear_page_64.S   | 2 --
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h
index 4baa6bceb232..f8a85c65f150 100644
--- a/arch/x86/include/asm/page_64.h
+++ b/arch/x86/include/asm/page_64.h
@@ -47,7 +47,7 @@ static inline void clear_page(void *page)
 			   clear_page_erms, X86_FEATURE_ERMS,
 			   "=D" (page),
 			   "0" (page)
-			   : "memory", "rax", "rcx");
+			   : "cc", "memory", "rax", "rcx");
 }
 
 void copy_page(void *to, void *from);
diff --git a/arch/x86/lib/clear_page_64.S b/arch/x86/lib/clear_page_64.S
index 81b1635d67de..88acd349911b 100644
--- a/arch/x86/lib/clear_page_64.S
+++ b/arch/x86/lib/clear_page_64.S
@@ -1,6 +1,4 @@
 #include <linux/linkage.h>
-#include <asm/cpufeatures.h>
-#include <asm/alternative-asm.h>
 #include <asm/export.h>
 
 /*