[RFC PATCH 4/7] accel/kvm: Simplify kvm_set_sigmask_len()

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

The sigmask_len is a property of the accelerator, not the VM.
Simplify by directly using the global kvm_state, remove the
unnecessary KVMState* argument.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
 include/sysemu/kvm.h | 2 +-
 accel/kvm/kvm-all.c  | 4 ++--
 target/mips/kvm.c    | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/sysemu/kvm.h b/include/sysemu/kvm.h
index 3662641c99..44c1767a7f 100644
--- a/include/sysemu/kvm.h
+++ b/include/sysemu/kvm.h
@@ -469,7 +469,7 @@ uint32_t kvm_arch_get_supported_cpuid(KVMState *env, uint32_t function,
 uint64_t kvm_arch_get_supported_msr_feature(KVMState *s, uint32_t index);
 
 
-void kvm_set_sigmask_len(KVMState *s, unsigned int sigmask_len);
+void kvm_set_sigmask_len(unsigned int sigmask_len);
 
 #if !defined(CONFIG_USER_ONLY)
 int kvm_physical_memory_addr_from_host(KVMState *s, void *ram_addr,
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index afd14492a0..7b3f76f23d 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -2240,9 +2240,9 @@ err:
     return ret;
 }
 
-void kvm_set_sigmask_len(KVMState *s, unsigned int sigmask_len)
+void kvm_set_sigmask_len(unsigned int sigmask_len)
 {
-    s->sigmask_len = sigmask_len;
+    kvm_state->sigmask_len = sigmask_len;
 }
 
 static void kvm_handle_io(uint16_t port, MemTxAttrs attrs, void *data, int direction,
diff --git a/target/mips/kvm.c b/target/mips/kvm.c
index 0adfa70210..cc3e09bdef 100644
--- a/target/mips/kvm.c
+++ b/target/mips/kvm.c
@@ -48,7 +48,7 @@ unsigned long kvm_arch_vcpu_id(CPUState *cs)
 int kvm_arch_init(MachineState *ms, KVMState *s)
 {
     /* MIPS has 128 signals */
-    kvm_set_sigmask_len(s, 16);
+    kvm_set_sigmask_len(16);
 
     kvm_mips_fpu_cap = kvm_check_extension(KVM_CAP_MIPS_FPU);
     kvm_mips_msa_cap = kvm_check_extension(KVM_CAP_MIPS_MSA);
-- 
2.21.3