linux/arch/x86/kernel/fpu
Yu-cheng Yu 71581eefd7 x86/fpu/xstate: Introduce XSAVES supervisor states
Enable XSAVES supervisor states by setting MSR_IA32_XSS bits according
to CPUID enumeration results. Also revise comments at various places.

Co-developed-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Yu-cheng Yu <yu-cheng.yu@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Link: https://lkml.kernel.org/r/20200512145444.15483-5-yu-cheng.yu@intel.com
2020-05-13 12:16:47 +02:00
..
bugs.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
core.c x86/fpu: Remove the fpu__save() export 2019-06-17 12:21:26 +02:00
init.c x86/fpu/xstate: Define new macros for supervisor and user xstates 2020-05-12 20:34:38 +02:00
Makefile treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
regset.c x86/fpu/xstate: Rename validate_xstate_header() to validate_user_xstate_header() 2020-05-12 20:20:32 +02:00
signal.c x86/fpu/xstate: Separate user and supervisor xfeatures mask 2020-05-13 10:31:07 +02:00
xstate.c x86/fpu/xstate: Introduce XSAVES supervisor states 2020-05-13 12:16:47 +02:00