[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] x86 hvm: During task switch, LDT must be loaded before all other
# HG changeset patch # User Keir Fraser <keir.fraser@xxxxxxxxxx> # Date 1240843209 -3600 # Node ID 9fdcd3ab84b7e1c74ebd3abae0e99260ae4f2e7f # Parent 7809e0941b38829de084e5e19a04dffc21aa4bea x86 hvm: During task switch, LDT must be loaded before all other segments, as some may be loaded from the LDT. Signed-off-by: Keir Fraser <keir.fraser@xxxxxxxxxx> --- xen/arch/x86/hvm/hvm.c | 6 +++--- 1 files changed, 3 insertions(+), 3 deletions(-) diff -r 7809e0941b38 -r 9fdcd3ab84b7 xen/arch/x86/hvm/hvm.c --- a/xen/arch/x86/hvm/hvm.c Sat Apr 25 08:19:14 2009 +0100 +++ b/xen/arch/x86/hvm/hvm.c Mon Apr 27 15:40:09 2009 +0100 @@ -1440,13 +1440,13 @@ void hvm_task_switch( } exn_raised = 0; - if ( hvm_load_segment_selector(v, x86_seg_es, tss.es) || + if ( hvm_load_segment_selector(v, x86_seg_ldtr, tss.ldt) || + hvm_load_segment_selector(v, x86_seg_es, tss.es) || hvm_load_segment_selector(v, x86_seg_cs, tss.cs) || hvm_load_segment_selector(v, x86_seg_ss, tss.ss) || hvm_load_segment_selector(v, x86_seg_ds, tss.ds) || hvm_load_segment_selector(v, x86_seg_fs, tss.fs) || - hvm_load_segment_selector(v, x86_seg_gs, tss.gs) || - hvm_load_segment_selector(v, x86_seg_ldtr, tss.ldt) ) + hvm_load_segment_selector(v, x86_seg_gs, tss.gs) ) exn_raised = 1; rc = hvm_copy_to_guest_virt( _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-changelog
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