From 384a4d98f8233cc461cc03082792dec0e7b33621 Mon Sep 17 00:00:00 2001 From: Andrew Cooper Date: Thu, 20 Aug 2026 10:09:25 +0100 Subject: [PATCH] x86/hvm: Use system descriptor type names in hvm_task_switch() ... rather than magic numbers. No functional change. Signed-off-by: Andrew Cooper Reviewed-by: Jan Beulich --- xen/arch/x86/hvm/hvm.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/xen/arch/x86/hvm/hvm.c b/xen/arch/x86/hvm/hvm.c index 192309c2fc..d62f0b3866 100644 --- a/xen/arch/x86/hvm/hvm.c +++ b/xen/arch/x86/hvm/hvm.c @@ -3067,7 +3067,8 @@ void hvm_task_switch( if ( tr.g ) tr.limit = (tr.limit << 12) | 0xfffu; - if ( tr.type != ((taskswitch_reason == TSW_iret) ? 0xb : 0x9) ) + if ( tr.type != (taskswitch_reason == TSW_iret + ? SYS_DESC_tss_busy : SYS_DESC_tss_avail) ) { hvm_inject_hw_exception( (taskswitch_reason == TSW_iret) ? X86_EXC_TS : X86_EXC_GP, @@ -3193,7 +3194,7 @@ void hvm_task_switch( goto out; } - tr.type = 0xb; /* busy 32-bit tss */ + tr.type = SYS_DESC_tss_busy; hvm_set_segment_register(v, x86_seg_tss, &tr); v->arch.hvm.guest_cr[0] |= X86_CR0_TS;