linux-kernel - [PATCH] i386-efi fix /proc/iomem type for kexec-tools

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Date:	Sun, 22 Apr 2007 16:42:17 +0200
From:	Thomas Meyer <thomas@...3r.de>
To:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH] i386-efi fix /proc/iomem type for kexec-tools

The kexec-tools check for "System RAM".

diff --git a/arch/i386/kernel/efi.c b/arch/i386/kernel/efi.c
index 8f9c624..307156d 100644
--- a/arch/i386/kernel/efi.c
+++ b/arch/i386/kernel/efi.c
@@ -638,8 +638,13 @@ efi_initialize_iomem_resources(struct resource
*code_resource,
             res->name = "Runtime Service Data";
             break;
         case EFI_CONVENTIONAL_MEMORY:
-            res->name = "Conventional Memory";
-            break;
+                        if (md->attribute & EFI_MEMORY_WP) {
+                                res->name = "System ROM";
+                                res->flags |= IORESOURCE_READONLY;
+                        } else {
+                                res->name = "System RAM";
+                        }
+                        break;
         case EFI_UNUSABLE_MEMORY:
             res->name = "Unusable Memory";
             break;

-
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