From: Jinrong Liang <ljr.kernel@gmail.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Xianting Tian <xianting.tian@linux.alibaba.com>,
Jim Mattson <jmattson@google.com>,
Sean Christopherson <seanjc@google.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Joerg Roedel <joro@8bytes.org>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 15/19] KVM: x86/emulate: Remove unused "ctxt" of task_switch_{16, 32}()
Date: Tue, 25 Jan 2022 17:59:05 +0800 [thread overview]
Message-ID: <20220125095909.38122-16-cloudliang@tencent.com> (raw)
In-Reply-To: <20220125095909.38122-1-cloudliang@tencent.com>
From: Jinrong Liang <cloudliang@tencent.com>
The "struct x86_emulate_ctxt *ctxt" parameter of task_switch_{16, 32}()
is not used, so remove it. No functional change intended.
Signed-off-by: Jinrong Liang <cloudliang@tencent.com>
---
arch/x86/kvm/emulate.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index c2d9fe6449c2..9e4a00d04532 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -3020,8 +3020,7 @@ 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;
@@ -3159,8 +3158,7 @@ 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;
@@ -3268,10 +3266,9 @@ 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;
--
2.33.1
next prev parent reply other threads:[~2022-01-25 10:04 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-01-25 9:58 [PATCH 00/19] KVM: x86: Bulk removal of unused function parameters Jinrong Liang
2022-01-25 9:58 ` [PATCH 01/19] KVM: x86/mmu: Remove unused "kvm" of kvm_mmu_unlink_parents() Jinrong Liang
2022-01-25 9:58 ` [PATCH 02/19] KVM: x86/mmu: Remove unused "kvm" of __rmap_write_protect() Jinrong Liang
2022-01-25 9:58 ` [PATCH 03/19] KVM: x86/mmu: Remove unused "vcpu" of reset_{tdp,ept}_shadow_zero_bits_mask() Jinrong Liang
2022-01-25 9:58 ` [PATCH 04/19] KVM: x86/tdp_mmu: Remove unused "kvm" of kvm_tdp_mmu_get_root() Jinrong Liang
2022-01-25 9:58 ` [PATCH 05/19] KVM: x86/mmu_audit: Remove unused "level" of audit_spte_after_sync() Jinrong Liang
2022-01-25 9:58 ` [PATCH 06/19] KVM: x86/svm: Remove unused "vcpu" of svm_check_exit_valid() Jinrong Liang
2022-01-25 9:58 ` [PATCH 07/19] KVM: x86/svm: Remove unused "vcpu" of nested_svm_check_tlb_ctl() Jinrong Liang
2022-01-25 16:02 ` Paolo Bonzini
2022-01-25 9:58 ` [PATCH 08/19] KVM: x86: Remove unused "vcpu" of kvm_after_interrupt() Jinrong Liang
2022-01-25 9:58 ` [PATCH 09/19] KVM: x86/svm: Remove unused "svm" of sev_es_prepare_guest_switch() Jinrong Liang
2022-01-25 16:29 ` Paolo Bonzini
2022-01-25 9:59 ` [PATCH 10/19] KVM: x86/sev: Remove unused "kvm" of sev_unbind_asid() Jinrong Liang
2022-01-25 9:59 ` [PATCH 11/19] KVM: x86/svm: Remove unused "vector" of sev_vcpu_deliver_sipi_vector() Jinrong Liang
2022-01-25 16:16 ` Paolo Bonzini
2022-01-25 9:59 ` [PATCH 12/19] KVM: x86/i8259: Remove unused "addr" of elcr_ioport_{read,write}() Jinrong Liang
2022-01-25 9:59 ` [PATCH 13/19] KVM: x86/ioapic: Remove unused "addr" and "length" of ioapic_read_indirect() Jinrong Liang
2022-01-25 9:59 ` [PATCH 14/19] KVM: x86/emulate: Remove unused "ctxt" of setup_syscalls_segments() Jinrong Liang
2022-01-25 9:59 ` Jinrong Liang [this message]
2022-01-25 16:29 ` [PATCH 15/19] KVM: x86/emulate: Remove unused "ctxt" of task_switch_{16, 32}() Paolo Bonzini
2022-01-25 9:59 ` [PATCH 16/19] KVM: x86: Remove unused "vcpu" of kvm_arch_tsc_has_attr() Jinrong Liang
2022-01-25 16:31 ` Paolo Bonzini
2022-01-25 9:59 ` [PATCH 17/19] KVM: x86: Remove unused "vcpu" of kvm_scale_tsc() Jinrong Liang
2022-01-25 9:59 ` [PATCH 18/19] KVM: Remove unused "kvm" of kvm_make_vcpu_request() Jinrong Liang
2022-01-25 9:59 ` [PATCH 19/19] KVM: Remove unused "flags" of kvm_pv_kick_cpu_op() Jinrong Liang
2022-01-25 16:32 ` [PATCH 00/19] KVM: x86: Bulk removal of unused function parameters Paolo Bonzini
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