[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [RFC PATCH 50/84] x86/smpboot: remove lXe_to_lYe in cleanup_cpu_root_pgt
From: Wei Liu <wei.liu2@xxxxxxxxxx> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx> --- xen/arch/x86/smpboot.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/xen/arch/x86/smpboot.c b/xen/arch/x86/smpboot.c index f09563ab34..d657ac0108 100644 --- a/xen/arch/x86/smpboot.c +++ b/xen/arch/x86/smpboot.c @@ -951,11 +951,17 @@ static void cleanup_cpu_root_pgt(unsigned int cpu) /* Also zap the stub mapping for this CPU. */ if ( stub_linear ) { - l3_pgentry_t *l3t = l4e_to_l3e(common_pgt); - l2_pgentry_t *l2t = l3e_to_l2e(l3t[l3_table_offset(stub_linear)]); - l1_pgentry_t *l1t = l2e_to_l1e(l2t[l2_table_offset(stub_linear)]); + l3_pgentry_t *l3t = map_xen_pagetable_new(l4e_get_mfn(common_pgt)); + l2_pgentry_t *l2t = map_xen_pagetable_new( + l3e_get_mfn(l3t[l3_table_offset(stub_linear)])); + l1_pgentry_t *l1t = map_xen_pagetable_new( + l2e_get_mfn(l2t[l2_table_offset(stub_linear)])); l1t[l1_table_offset(stub_linear)] = l1e_empty(); + + UNMAP_XEN_PAGETABLE_NEW(l1t); + UNMAP_XEN_PAGETABLE_NEW(l2t); + UNMAP_XEN_PAGETABLE_NEW(l3t); } } -- 2.17.1 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxxx https://lists.xenproject.org/mailman/listinfo/xen-devel
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