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| author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-07 11:05:31 -0200 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-01-30 22:50:10 +1100 |
| commit | a3863f68b0d7fe2073c0f4efe534ec87a685c4fa (patch) | |
| tree | e9fa7b67b7687f3f882e44654bd758671f7accb5 /drivers/lguest/x86 | |
| parent | 0c78441cf4dd66f66e23dc085f0cc1e3e8669b96 (diff) | |
| download | op-kernel-dev-a3863f68b0d7fe2073c0f4efe534ec87a685c4fa.zip op-kernel-dev-a3863f68b0d7fe2073c0f4efe534ec87a685c4fa.tar.gz | |
lguest: make emulate_insn receive a vcpu struct.
emulate_insn() needs to know about current eip, which will be,
in the future, a per-vcpu thing. So in this patch, the function
prototype is modified to receive a vcpu struct
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 | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c index d35f629..ae46c6b 100644 --- a/drivers/lguest/x86/core.c +++ b/drivers/lguest/x86/core.c @@ -218,8 +218,9 @@ void lguest_arch_run_guest(struct lg_cpu *cpu) * When the Guest uses one of these instructions, we get a trap (General * Protection Fault) and come here. We see if it's one of those troublesome * instructions and skip over it. We return true if we did. */ -static int emulate_insn(struct lguest *lg) +static int emulate_insn(struct lg_cpu *cpu) { + struct lguest *lg = cpu->lg; u8 insn; unsigned int insnlen = 0, in = 0, shift = 0; /* The eip contains the *virtual* address of the Guest's instruction: @@ -292,7 +293,7 @@ void lguest_arch_handle_trap(struct lg_cpu *cpu) * instructions which we need to emulate. If so, we just go * back into the Guest after we've done it. */ if (lg->regs->errcode == 0) { - if (emulate_insn(lg)) + if (emulate_insn(cpu)) return; } break; |
