From 5ac37f87ff18843aabab84cf75b2f8504c2d81fe Mon Sep 17 00:00:00 2001 From: Michael Karcher Date: Fri, 11 Jul 2008 18:04:46 +0200 Subject: [PATCH] x86: fix ldt limit for 64 bit Fix size of LDT entries. On x86-64, ldt_desc is a double-sized descriptor. Signed-off-by: Michael Karcher Signed-off-by: Ingo Molnar --- include/asm-x86/desc.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/asm-x86/desc.h b/include/asm-x86/desc.h index 268a012bcd..28bddbcb38 100644 --- a/include/asm-x86/desc.h +++ b/include/asm-x86/desc.h @@ -192,8 +192,8 @@ static inline void native_set_ldt(const void *addr, unsigned int entries) unsigned cpu = smp_processor_id(); ldt_desc ldt; - set_tssldt_descriptor(&ldt, (unsigned long)addr, - DESC_LDT, entries * sizeof(ldt) - 1); + set_tssldt_descriptor(&ldt, (unsigned long)addr, DESC_LDT, + entries * LDT_ENTRY_SIZE - 1); write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_LDT, &ldt, DESC_LDT); asm volatile("lldt %w0"::"q" (GDT_ENTRY_LDT*8)); -- 2.39.5