linux-kernel - [PATCH v2 1/3] efi: Add EFI_MEMORY_MORE_RELIABLE support to efi_md_typeattr

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Message-Id: <1440609079-14746-1-git-send-email-izumi.taku@jp.fujitsu.com>
Date:	Thu, 27 Aug 2015 02:11:19 +0900
From:	Taku Izumi <izumi.taku@...fujitsu.com>
To:	linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org,
	x86@...nel.org, matt.fleming@...el.com, tglx@...utronix.de,
	mingo@...hat.com, hpa@...or.com
Cc:	tony.luck@...el.com, qiuxishi@...wei.com,
	kamezawa.hiroyu@...fujitsu.com, ard.biesheuvel@...aro.org,
	linux-mm@...ck.org, Taku Izumi <izumi.taku@...fujitsu.com>
Subject: [PATCH v2 1/3] efi: Add EFI_MEMORY_MORE_RELIABLE support to efi_md_typeattr_format()

UEFI spec 2.5 introduces new Memory Attribute Definition named
EFI_MEMORY_MORE_RELIABLE. This patch adds this new attribute
support to efi_md_typeattr_format().

Signed-off-by: Taku Izumi <izumi.taku@...fujitsu.com>
---
 drivers/firmware/efi/efi.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index d6144e3..8124078 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -589,12 +589,14 @@ char * __init efi_md_typeattr_format(char *buf, size_t size,
 	attr = md->attribute;
 	if (attr & ~(EFI_MEMORY_UC | EFI_MEMORY_WC | EFI_MEMORY_WT |
 		     EFI_MEMORY_WB | EFI_MEMORY_UCE | EFI_MEMORY_WP |
-		     EFI_MEMORY_RP | EFI_MEMORY_XP | EFI_MEMORY_RUNTIME))
+		     EFI_MEMORY_RP | EFI_MEMORY_XP | EFI_MEMORY_RUNTIME |
+		     EFI_MEMORY_MORE_RELIABLE))
 		snprintf(pos, size, "|attr=0x%016llx]",
 			 (unsigned long long)attr);
 	else
-		snprintf(pos, size, "|%3s|%2s|%2s|%2s|%3s|%2s|%2s|%2s|%2s]",
+		snprintf(pos, size, "|%3s|%2s|%2s|%2s|%2s|%3s|%2s|%2s|%2s|%2s]",
 			 attr & EFI_MEMORY_RUNTIME ? "RUN" : "",
+			 attr & EFI_MEMORY_MORE_RELIABLE ? "MR" : "",
 			 attr & EFI_MEMORY_XP      ? "XP"  : "",
 			 attr & EFI_MEMORY_RP      ? "RP"  : "",
 			 attr & EFI_MEMORY_WP      ? "WP"  : "",
-- 
1.8.3.1

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