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x86/cpu: Remove "noexec"

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It doesn't make any sense to disable non-executable mappings -
security-wise or else.

So rip out that switch and move the remaining code into setup.c and
delete setup_nx.c

Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Lai Jiangshan <jiangshanlai@gmail.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20220127115626.14179-6-bp@alien8.de
This commit is contained in:
Borislav Petkov 2022-01-27 12:56:25 +01:00
commit 76ea0025a2
7 changed files with 26 additions and 83 deletions
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