diff options
| author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-17 21:14:46 (GMT) |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-01-30 11:50:17 (GMT) |
| commit | ae3749dcd8c31dcfbab14ea28c68a944c93f418f (patch) | |
| tree | bdbbe9207bb7c50e9aeb7afc5b5653b79501c03f /drivers/lguest/x86 | |
| parent | f34f8c5fea079065671163c37d98328cff31980b (diff) | |
| download | linux-ae3749dcd8c31dcfbab14ea28c68a944c93f418f.tar.xz | |
lguest: move changed bitmap to lg_cpu
events represented in the 'changed' bitmap are per-cpu, not per-guest.
move it to the lg_cpu structure
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/lguest/x86')
| -rw-r--r-- | drivers/lguest/x86/core.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c index f8dfdc9..fd6a851 100644 --- a/drivers/lguest/x86/core.c +++ b/drivers/lguest/x86/core.c @@ -75,7 +75,6 @@ static DEFINE_PER_CPU(struct lg_cpu *, last_cpu); */ static void copy_in_guest_info(struct lg_cpu *cpu, struct lguest_pages *pages) { - struct lguest *lg = cpu->lg; /* Copying all this data can be quite expensive. We usually run the * same Guest we ran last time (and that Guest hasn't run anywhere else * meanwhile). If that's not the case, we pretend everything in the @@ -83,7 +82,7 @@ static void copy_in_guest_info(struct lg_cpu *cpu, struct lguest_pages *pages) if (__get_cpu_var(last_cpu) != cpu || cpu->last_pages != pages) { __get_cpu_var(last_cpu) = cpu; cpu->last_pages = pages; - lg->changed = CHANGED_ALL; + cpu->changed = CHANGED_ALL; } /* These copies are pretty cheap, so we do them unconditionally: */ @@ -99,18 +98,18 @@ static void copy_in_guest_info(struct lg_cpu *cpu, struct lguest_pages *pages) pages->state.guest_tss.ss1 = cpu->ss1; /* Copy direct-to-Guest trap entries. */ - if (lg->changed & CHANGED_IDT) + if (cpu->changed & CHANGED_IDT) copy_traps(cpu, pages->state.guest_idt, default_idt_entries); /* Copy all GDT entries which the Guest can change. */ - if (lg->changed & CHANGED_GDT) + if (cpu->changed & CHANGED_GDT) copy_gdt(cpu, pages->state.guest_gdt); /* If only the TLS entries have changed, copy them. */ - else if (lg->changed & CHANGED_GDT_TLS) + else if (cpu->changed & CHANGED_GDT_TLS) copy_gdt_tls(cpu, pages->state.guest_gdt); /* Mark the Guest as unchanged for next time. */ - lg->changed = 0; + cpu->changed = 0; } /* Finally: the code to actually call into the Switcher to run the Guest. */ |