linux-kernel - [tip:efi/core] arm64/efi: Move to generic {__,}efi_call

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Message-ID: <tip-489f80f72f7528d2a1b10346657a1a1a42533cea@git.kernel.org>
Date:	Thu, 28 Apr 2016 03:42:56 -0700
From:	tip-bot for Mark Rutland <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	will.deacon@....com, linux-kernel@...r.kernel.org,
	linux@....linux.org.uk, matt@...eblueprint.co.uk,
	ard.biesheuvel@...aro.org, tglx@...utronix.de,
	catalin.marinas@....com, leif.lindholm@...aro.org,
	peterz@...radead.org, bp@...en8.de, mark.rutland@....com,
	hpa@...or.com, mingo@...nel.org
Subject: [tip:efi/core] arm64/efi: Move to generic {__,}efi_call_virt()

Commit-ID:  489f80f72f7528d2a1b10346657a1a1a42533cea
Gitweb:     http://git.kernel.org/tip/489f80f72f7528d2a1b10346657a1a1a42533cea
Author:     Mark Rutland <mark.rutland@....com>
AuthorDate: Mon, 25 Apr 2016 21:07:04 +0100
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Thu, 28 Apr 2016 11:34:07 +0200

arm64/efi: Move to generic {__,}efi_call_virt()

Now there's a common template for {__,}efi_call_virt(), remove the
duplicate logic from the arm64 EFI code.

Signed-off-by: Mark Rutland <mark.rutland@....com>
Signed-off-by: Matt Fleming <matt@...eblueprint.co.uk>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>
Acked-by: Will Deacon <will.deacon@....com>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Catalin Marinas <catalin.marinas@....com>
Cc: Leif Lindholm <leif.lindholm@...aro.org>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Russell King <linux@....linux.org.uk>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-efi@...r.kernel.org
Link: http://lkml.kernel.org/r/1461614832-17633-33-git-send-email-matt@codeblueprint.co.uk
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/arm64/include/asm/efi.h | 21 +++++++--------------
 1 file changed, 7 insertions(+), 14 deletions(-)

diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index 79dc8c2..cfd4ae2 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -16,28 +16,21 @@ int efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md);
 
 #define efi_set_mapping_permissions	efi_create_mapping
 
-#define efi_call_virt(f, ...)						\
+#define arch_efi_call_virt_setup()					\
 ({									\
-	efi_##f##_t *__f;						\
-	efi_status_t __s;						\
-									\
 	kernel_neon_begin();						\
 	efi_virtmap_load();						\
-	__f = efi.systab->runtime->f;					\
-	__s = __f(__VA_ARGS__);						\
-	efi_virtmap_unload();						\
-	kernel_neon_end();						\
-	__s;								\
 })
 
-#define __efi_call_virt(f, ...)						\
+#define arch_efi_call_virt(f, args...)					\
 ({									\
 	efi_##f##_t *__f;						\
-									\
-	kernel_neon_begin();						\
-	efi_virtmap_load();						\
 	__f = efi.systab->runtime->f;					\
-	__f(__VA_ARGS__);						\
+	__f(args);							\
+})
+
+#define arch_efi_call_virt_teardown()					\
+({									\
 	efi_virtmap_unload();						\
 	kernel_neon_end();						\
 })