diff options
| author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-07 11:05:37 -0200 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-01-30 22:50:14 +1100 |
| commit | 1713608f280002d9ffc6de89d7de5cf367072d63 (patch) | |
| tree | 332e7bdbe7ccccad408b309a4dd00b706b04082f /drivers/lguest/interrupts_and_traps.c | |
| parent | 5e232f4f428c4266ba5cdae9f23ba19a0913dcf9 (diff) | |
| download | linux-1713608f280002d9ffc6de89d7de5cf367072d63.tar.gz linux-1713608f280002d9ffc6de89d7de5cf367072d63.tar.bz2 linux-1713608f280002d9ffc6de89d7de5cf367072d63.zip | |
lguest: per-vcpu lguest pgdir management
this patch makes the pgdir management per-vcpu. The pgdirs pool
is still guest-wide (although it'll probably need to grow when we
are really executing more vcpus), but the pgdidx index is gone,
since it makes no sense anymore. Instead, we use a per-vcpu
index.
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/lguest/interrupts_and_traps.c')
| -rw-r--r-- | drivers/lguest/interrupts_and_traps.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/lguest/interrupts_and_traps.c b/drivers/lguest/interrupts_and_traps.c index b87d9d6c36a4..6bbfce4e5987 100644 --- a/drivers/lguest/interrupts_and_traps.c +++ b/drivers/lguest/interrupts_and_traps.c @@ -76,7 +76,7 @@ static void set_guest_interrupt(struct lg_cpu *cpu, u32 lo, u32 hi, int has_err) virtstack = cpu->esp1; ss = cpu->ss1; - origstack = gstack = guest_pa(lg, virtstack); + origstack = gstack = guest_pa(cpu, virtstack); /* We push the old stack segment and pointer onto the new * stack: when the Guest does an "iret" back from the interrupt * handler the CPU will notice they're dropping privilege @@ -88,7 +88,7 @@ static void set_guest_interrupt(struct lg_cpu *cpu, u32 lo, u32 hi, int has_err) virtstack = cpu->regs->esp; ss = cpu->regs->ss; - origstack = gstack = guest_pa(lg, virtstack); + origstack = gstack = guest_pa(cpu, virtstack); } /* Remember that we never let the Guest actually disable interrupts, so @@ -323,7 +323,7 @@ void pin_stack_pages(struct lg_cpu *cpu) * start of the page after the kernel stack. Subtract one to * get back onto the first stack page, and keep subtracting to * get to the rest of the stack pages. */ - pin_page(lg, cpu->esp1 - 1 - i * PAGE_SIZE); + pin_page(cpu, cpu->esp1 - 1 - i * PAGE_SIZE); } /* Direct traps also mean that we need to know whenever the Guest wants to use |