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Groups > linux.kernel > #1570827

[PATCH 2/7] arm/efi: Allow invocation of arbitrary runtime services [ver #7]

From David Howells <dhowells@redhat.com>
Newsgroups linux.kernel
Subject [PATCH 2/7] arm/efi: Allow invocation of arbitrary runtime services [ver #7]
Date 2017-01-31 16:20 +0100
Message-ID <t5InU-2gX-31@gated-at.bofh.it> (permalink)
References <t5InT-2gX-3@gated-at.bofh.it>
Organization Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903

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efi_call_runtime() is provided for x86 to be able abstract mixed mode
support.  Provide this for ARM also so that common code work in mixed mode
also.

Suggested-by: Lukas Wunner <lukas@wunner.de>
Signed-off-by: David Howells <dhowells@redhat.com>
---

 arch/arm/include/asm/efi.h   |    1 +
 arch/arm64/include/asm/efi.h |    1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 0b06f5341b45..e4e6a9d6a825 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -55,6 +55,7 @@ void efi_virtmap_unload(void);
 
 #define efi_call_early(f, ...)		sys_table_arg->boottime->f(__VA_ARGS__)
 #define __efi_call_early(f, ...)	f(__VA_ARGS__)
+#define efi_call_runtime(f, ...)	sys_table_arg->runtime->f(__VA_ARGS__)
 #define efi_is_64bit()			(false)
 
 #define efi_call_proto(protocol, f, instance, ...)			\
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index 0b6b1633017f..e7445281e534 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -50,6 +50,7 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md);
 
 #define efi_call_early(f, ...)		sys_table_arg->boottime->f(__VA_ARGS__)
 #define __efi_call_early(f, ...)	f(__VA_ARGS__)
+#define efi_call_runtime(f, ...)	sys_table_arg->runtime->f(__VA_ARGS__)
 #define efi_is_64bit()			(true)
 
 #define efi_call_proto(protocol, f, instance, ...)			\

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Thread

[PATCH 0/7] efi: Pass secure boot mode to kernel [ver #7] David Howells <dhowells@redhat.com> - 2017-01-31 16:20 +0100
  [PATCH 4/7] efi: Get the secure boot status [ver #7] David Howells <dhowells@redhat.com> - 2017-01-31 16:20 +0100
    Re: [PATCH 4/7] efi: Get the secure boot status [ver #7] Matt Fleming <matt@codeblueprint.co.uk> - 2017-02-02 22:40 +0100
  [PATCH 3/7] efi: Add SHIM and image security database GUID  definitions [ver #7] David Howells <dhowells@redhat.com> - 2017-01-31 16:20 +0100
  [PATCH 2/7] arm/efi: Allow invocation of arbitrary runtime services  [ver #7] David Howells <dhowells@redhat.com> - 2017-01-31 16:20 +0100
  Re: [PATCH 0/7] efi: Pass secure boot mode to kernel [ver #7] Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2017-01-31 17:50 +0100
    Re: [PATCH 0/7] efi: Pass secure boot mode to kernel [ver #7] David Howells <dhowells@redhat.com> - 2017-01-31 18:20 +0100
      Re: [PATCH 0/7] efi: Pass secure boot mode to kernel [ver #7] Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2017-01-31 19:30 +0100

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