Jeff Chua bisected down a vmware guest boot breakage (hang) to
this paravirt change:

  commit 8d947344c4
  Author: Glauber de Oliveira Costa <gcosta@redhat.com>
  Date:   Wed Jan 30 13:31:12 2008 +0100

    x86: change write_idt_entry signature

fix the off-by-one indexing bug ...

Bisected-by: Jeff Chua <jeff.chua.linux@gmail.com>
Tested-by: Jeff Chua <jeff.chua.linux@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-02-04 16:47:54 +01:00
Родитель 38cb47ba01
Коммит 262d5ee272
1 изменённых файлов: 3 добавлений и 3 удалений

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@ -220,21 +220,21 @@ static void vmi_set_tr(void)
static void vmi_write_idt_entry(gate_desc *dt, int entry, const gate_desc *g)
{
u32 *idt_entry = (u32 *)g;
vmi_ops.write_idt_entry(dt, entry, idt_entry[0], idt_entry[2]);
vmi_ops.write_idt_entry(dt, entry, idt_entry[0], idt_entry[1]);
}
static void vmi_write_gdt_entry(struct desc_struct *dt, int entry,
const void *desc, int type)
{
u32 *gdt_entry = (u32 *)desc;
vmi_ops.write_gdt_entry(dt, entry, gdt_entry[0], gdt_entry[2]);
vmi_ops.write_gdt_entry(dt, entry, gdt_entry[0], gdt_entry[1]);
}
static void vmi_write_ldt_entry(struct desc_struct *dt, int entry,
const void *desc)
{
u32 *ldt_entry = (u32 *)desc;
vmi_ops.write_idt_entry(dt, entry, ldt_entry[0], ldt_entry[2]);
vmi_ops.write_idt_entry(dt, entry, ldt_entry[0], ldt_entry[1]);
}
static void vmi_load_sp0(struct tss_struct *tss,