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authorJinrong Liang <cloudliang@tencent.com>2022-01-25 17:59:05 +0800
committerPaolo Bonzini <pbonzini@redhat.com>2022-02-10 13:47:14 -0500
commit7127fd3677f4827857506f556b2f3eb8856fdf4c (patch)
treef6b8c10fcc0268ad1d92920151be679f61063a5c /arch/x86/kvm/emulate.c
parent09d9423d0ef06cc296e55641916c0f5dec39a8c1 (diff)
downloadlinux-7127fd3677f4827857506f556b2f3eb8856fdf4c.tar.bz2
KVM: x86/emulate: Remove unused "tss_selector" of task_switch_{16, 32}()
The "u16 tss_selector" parameter of task_switch_{16, 32}() is not used, so remove it. No functional change intended. Signed-off-by: Jinrong Liang <cloudliang@tencent.com> Message-Id: <20220125095909.38122-16-cloudliang@tencent.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/emulate.c')
-rw-r--r--arch/x86/kvm/emulate.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 5c5a8fdd708f..b7990defca9c 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -3012,8 +3012,7 @@ static int load_state_from_tss16(struct x86_emulate_ctxt *ctxt,
return X86EMUL_CONTINUE;
}
-static int task_switch_16(struct x86_emulate_ctxt *ctxt,
- u16 tss_selector, u16 old_tss_sel,
+static int task_switch_16(struct x86_emulate_ctxt *ctxt, u16 old_tss_sel,
ulong old_tss_base, struct desc_struct *new_desc)
{
struct tss_segment_16 tss_seg;
@@ -3151,8 +3150,7 @@ static int load_state_from_tss32(struct x86_emulate_ctxt *ctxt,
return ret;
}
-static int task_switch_32(struct x86_emulate_ctxt *ctxt,
- u16 tss_selector, u16 old_tss_sel,
+static int task_switch_32(struct x86_emulate_ctxt *ctxt, u16 old_tss_sel,
ulong old_tss_base, struct desc_struct *new_desc)
{
struct tss_segment_32 tss_seg;
@@ -3260,10 +3258,9 @@ static int emulator_do_task_switch(struct x86_emulate_ctxt *ctxt,
old_tss_sel = 0xffff;
if (next_tss_desc.type & 8)
- ret = task_switch_32(ctxt, tss_selector, old_tss_sel,
- old_tss_base, &next_tss_desc);
+ ret = task_switch_32(ctxt, old_tss_sel, old_tss_base, &next_tss_desc);
else
- ret = task_switch_16(ctxt, tss_selector, old_tss_sel,
+ ret = task_switch_16(ctxt, old_tss_sel,
old_tss_base, &next_tss_desc);
if (ret != X86EMUL_CONTINUE)
return ret;