x86, doc: Fix incorrect comment about 64-bit code segment descriptors
authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Mon, 25 Feb 2013 20:54:10 +0000 (15:54 -0500)
committerH. Peter Anvin <hpa@linux.intel.com>
Mon, 25 Feb 2013 21:42:37 +0000 (13:42 -0800)
commit1256276c98dbcfb009ac8e0687df9a1e291fd149
tree44a85b0517106d94e8a82a98146e786117ca83c4
parenta2fd6419174470f5ae6383f5037d0ee21ed9833f
x86, doc: Fix incorrect comment about 64-bit code segment descriptors

The AMD64 Architecture Programmer's Manual Volume 2, on page
89 mentions: "If the processor is running in 64-bit mode (L=1),
the only valid setting of the D bit is 0." This matches
with what the code does.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Link: http://lkml.kernel.org/r/1361825650-14031-4-git-send-email-konrad.wilk@oracle.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
arch/x86/kernel/head_64.S