AuxXxilium/linux_dsm_epyc7002
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9ad75a0922
linux_dsm_epyc7002/tools/testing/selftests/x86
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Andy Lutomirski 9ad75a0922 selftests/x86/fsgsbase: Test RD/WRGSBASE 
This validates that GS and GSBASE are independently preserved across
context switches.

[ chang: Use FSGSBASE instructions directly instead of .byte ]

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Chang S. Bae <chang.seok.bae@intel.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Cc: Ravi Shankar <ravi.v.shankar@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Link: https://lkml.kernel.org/r/1557309753-24073-15-git-send-email-chang.seok.bae@intel.com
2019-06-22 11:38:55 +02:00
..
.gitignore selftests: x86: add missing executables to .gitignore 2017-05-03 10:55:20 -06:00
check_cc.sh treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 257 2019-06-05 17:30:27 +02:00
check_initial_reg_state.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
entry_from_vm86.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 257 2019-06-05 17:30:27 +02:00
fsgsbase.c selftests/x86/fsgsbase: Test RD/WRGSBASE 2019-06-22 11:38:55 +02:00
ioperm.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
iopl.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
ldt_gdt.c x86/ldt: Make the LDT mapping RO 2017-12-23 21:13:01 +01:00
Makefile selftests/x86: Detect -no-pie availability 2018-05-30 15:21:51 -06:00
mov_ss_trap.c x86/selftests: Add mov_to_ss test 2018-05-14 11:14:45 +02:00
mpx-debug.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
mpx-dig.c selftest/x86/mpx-dig.c: Remove duplicate header 2019-04-08 16:18:21 -06:00
mpx-hw.h x86/mpx/selftests: Fix up weird arrays 2017-11-21 09:34:52 +01:00
mpx-mini-test.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 444 2019-06-05 17:37:17 +02:00
mpx-mm.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pkey-helpers.h x86/pkeys/selftests: Avoid printf-in-signal deadlocks 2018-05-14 11:14:45 +02:00
protection_keys.c x86/selftests/pkeys: Fork() to check for state being preserved 2019-01-15 10:33:45 +01:00
ptrace_syscall.c selftests/x86/ptrace_syscall: Fix for yet more glibc interference 2018-03-19 09:06:15 +01:00
raw_syscall_helper_32.S License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
sigreturn.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
single_step_syscall.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
syscall_arg_fault.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
syscall_nt.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
sysret_rip.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
sysret_ss_attrs.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
test_FCMOV.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
test_FCOMI.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
test_FISTTP.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
test_mremap_vdso.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
test_syscall_vdso.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
test_vdso.c x86/vdso: Fix vDSO syscall fallback asm constraint regression 2018-10-04 08:17:50 +02:00
test_vsyscall.c x86/vsyscall/64: Drop "native" vsyscalls 2018-03-08 06:48:15 +01:00
thunks_32.S treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
thunks.S treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
trivial_32bit_program.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 257 2019-06-05 17:30:27 +02:00
trivial_64bit_program.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 257 2019-06-05 17:30:27 +02:00
trivial_program.c selftests/x86: Detect -no-pie availability 2018-05-30 15:21:51 -06:00
unwind_vdso.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00
vdso_restorer.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288 2019-06-05 17:36:37 +02:00