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x86, 386 removal: Document Nx586 as a 386 and thus unsupported

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Per Alan Cox, Nx586 did not support WP in supervisor mode, making it a
386 by Linux kernel standards.  As such, it is too unsupported now.

Reported-by: Alan Cox <alan@lxorguk.ukuu.org.uk>
Link: http://lkml.kernel.org/r/20121128205203.05868eab@pyramind.ukuu.org.uk
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
This commit is contained in:
H. Peter Anvin 2012-11-29 13:28:39 -08:00
parent 45c39fb0cc
commit 11af32b69e
1 changed files with 1 additions and 1 deletions
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arch/x86/Kconfig.cpu
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@ -15,7 +15,7 @@ config M486
Note that the 386 is no longer supported, this includes
AMD/Cyrix/Intel 386DX/DXL/SL/SLC/SX, Cyrix/TI 486DLC/DLC2,
and UMC 486SX-S.
UMC 486SX-S and the NexGen Nx586.
The kernel will not necessarily run on earlier architectures than
the one you have chosen, e.g. a Pentium optimized kernel will run on