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KVM: x86: Use a typedef for fastop functions

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Add a typedef to for the fastop function prototype to make the code more
readable.

No functional change intended.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Sean Christopherson 2020-01-21 20:43:39 -08:00 committed by Paolo Bonzini
parent 52db369823
commit 3009afc6e3
1 changed files with 7 additions and 7 deletions
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14
arch/x86/kvm/emulate.c
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@ -311,7 +311,9 @@ static void invalidate_registers(struct x86_emulate_ctxt *ctxt)
#define ON64(x)
#endif
static int fastop(struct x86_emulate_ctxt *ctxt, void (*fop)(struct fastop *));
typedef void (*fastop_t)(struct fastop *);
static int fastop(struct x86_emulate_ctxt *ctxt, fastop_t fop);
#define __FOP_FUNC(name) \
".align " __stringify(FASTOP_SIZE) " \n\t" \
@ -5502,7 +5504,7 @@ static void fetch_possible_mmx_operand(struct operand *op)
read_mmx_reg(&op->mm_val, op->addr.mm);
}
static int fastop(struct x86_emulate_ctxt *ctxt, void (*fop)(struct fastop *))
static int fastop(struct x86_emulate_ctxt *ctxt, fastop_t fop)
{
ulong flags = (ctxt->eflags & EFLAGS_MASK) | X86_EFLAGS_IF;
@ -5680,12 +5682,10 @@ special_insn:
ctxt->eflags &= ~X86_EFLAGS_RF;
if (ctxt->execute) {
if (ctxt->d & Fastop) {
void (*fop)(struct fastop *) = (void *)ctxt->execute;
rc = fastop(ctxt, fop);
} else {
if (ctxt->d & Fastop)
rc = fastop(ctxt, (fastop_t)ctxt->execute);
else
rc = ctxt->execute(ctxt);
}
if (rc != X86EMUL_CONTINUE)
goto done;
goto writeback;