Messages in this thread Patch in this message |  | | Date | Fri, 30 Aug 2002 10:30:14 +0200 (CEST) | From | Ingo Molnar <> | Subject | [patch] TLS boot-initialization bugfix on SMP, 2.5.32-BK |
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the attached (tested) patch fixes a bad TLS initialization bug found by Andi Kleen. x86/SMP only worked due to luck.
Ingo
--- linux/arch/i386/kernel/cpu/common.c.orig Fri Aug 30 10:26:55 2002 +++ linux/arch/i386/kernel/cpu/common.c Fri Aug 30 10:27:08 2002 @@ -454,7 +454,7 @@ /* * Set up the per-thread TLS descriptor cache: */ - memcpy(thread->tls_array, cpu_gdt_table[cpu], GDT_ENTRY_TLS_MAX * 8); + memcpy(thread->tls_array, cpu_gdt_table[cpu], GDT_ENTRY_TLS_ENTRIES * 8); __asm__ __volatile__("lgdt %0": "=m" (cpu_gdt_descr[cpu])); __asm__ __volatile__("lidt %0": "=m" (idt_descr)); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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