[PATCH] kexec: x86_64: e820 64bit fix

From: Eric W. Biederman <ebiederm@xmission.com>

It is ok to reserve resources > 4G on x86_64 struct resource is 64bit now :)

Signed-off-by: Eric Biederman <ebiederm@xmission.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/arch/x86_64/kernel/e820.c b/arch/x86_64/kernel/e820.c
index 7c154dfff64aa406b15294236eee46a738837ee8..cf4878309b04bc938a696729d9c84663b8874750 100644 (file)
--- a/arch/x86_64/kernel/e820.c
+++ b/arch/x86_64/kernel/e820.c
@@ -191,8 +191,6 @@ void __init e820_reserve_resources(void)
        int i;
        for (i = 0; i < e820.nr_map; i++) {
                struct resource *res;
-               if (e820.map[i].addr + e820.map[i].size > 0x100000000ULL)
-                       continue;
                res = alloc_bootmem_low(sizeof(struct resource));
                switch (e820.map[i].type) {
                case E820_RAM:  res->name = "System RAM"; break;