diff options
| author | Dave Hansen <dave.hansen@linux.intel.com> | 2020-01-23 10:41:20 -0800 |
|---|---|---|
| committer | Dave Hansen <dave.hansen@intel.com> | 2020-01-23 10:41:20 -0800 |
| commit | 45fc24e89b7cc2e227b2f03d99dda0a2204bf383 (patch) | |
| tree | 913d1b90a3a490d3290e93d38e28ed8ddae2896a /arch/x86/kernel/setup.c | |
| parent | 42222eae17f7c930833dfda7896ef280879de94a (diff) | |
x86/mpx: remove MPX from arch/x86
From: Dave Hansen <dave.hansen@linux.intel.com>
MPX is being removed from the kernel due to a lack of support
in the toolchain going forward (gcc).
This removes all the remaining (dead at this point) MPX handling
code remaining in the tree. The only remaining code is the XSAVE
support for MPX state which is currently needd for KVM to handle
VMs which might use MPX.
Cc: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: x86@kernel.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com>
Diffstat (limited to 'arch/x86/kernel/setup.c')
| -rw-r--r-- | arch/x86/kernel/setup.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 77ea96b794bd..6cf206806be0 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -947,8 +947,6 @@ void __init setup_arch(char **cmdline_p) init_mm.end_data = (unsigned long) _edata; init_mm.brk = _brk_end; - mpx_mm_init(&init_mm); - code_resource.start = __pa_symbol(_text); code_resource.end = __pa_symbol(_etext)-1; data_resource.start = __pa_symbol(_etext); |