diff options
Diffstat (limited to 'arch/i386/boot/pm.c')
| -rw-r--r-- | arch/i386/boot/pm.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/i386/boot/pm.c b/arch/i386/boot/pm.c index 6be9ca811d1..09fb342cc62 100644 --- a/arch/i386/boot/pm.c +++ b/arch/i386/boot/pm.c @@ -122,7 +122,11 @@ static void setup_gdt(void) /* DS: data, read/write, 4 GB, base 0 */ [GDT_ENTRY_BOOT_DS] = GDT_ENTRY(0xc093, 0, 0xfffff), }; - struct gdt_ptr gdt; + /* Xen HVM incorrectly stores a pointer to the gdt_ptr, instead + of the gdt_ptr contents. Thus, make it static so it will + stay in memory, at least long enough that we switch to the + proper kernel GDT. */ + static struct gdt_ptr gdt; gdt.len = sizeof(boot_gdt)-1; gdt.ptr = (u32)&boot_gdt + (ds() << 4); |