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authorAkinobu Mita <akinobu.mita@gmail.com>2009-07-19 00:08:54 +0900
committerIngo Molnar <mingo@elte.hu>2009-07-19 18:27:51 +0200
commit254e0a6bff87ab8b22293c4bd1443507df698407 (patch)
treeca62e3ed83f736c0d53fd9ba7dac3dcbb9cb00a4 /arch/x86/kernel/doublefault_32.c
parent78af08d90b8f745044b1274430bc4bc6b2b27aca (diff)
x86: Use get_desc_base()
Use get_desc_base() to get the base address in desc_struct Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> LKML-Reference: <20090718150853.GA11294@localhost.localdomain> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel/doublefault_32.c')
-rw-r--r--arch/x86/kernel/doublefault_32.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kernel/doublefault_32.c b/arch/x86/kernel/doublefault_32.c
index b4f14c6c09d..37250fe490b 100644
--- a/arch/x86/kernel/doublefault_32.c
+++ b/arch/x86/kernel/doublefault_32.c
@@ -27,9 +27,7 @@ static void doublefault_fn(void)
if (ptr_ok(gdt)) {
gdt += GDT_ENTRY_TSS << 3;
- tss = *(u16 *)(gdt+2);
- tss += *(u8 *)(gdt+4) << 16;
- tss += *(u8 *)(gdt+7) << 24;
+ tss = get_desc_base((struct desc_struct *)gdt);
printk(KERN_EMERG "double fault, tss at %08lx\n", tss);
if (ptr_ok(tss)) {