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linux/arch/x86/entry
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Andy Lutomirski 4831b77940 x86/vsyscall/64: Warn and fail vsyscall emulation in NATIVE mode 
If something goes wrong with pagetable setup, vsyscall=native will
accidentally fall back to emulation.  Make it warn and fail so that we
notice.

Signed-off-by: Andy Lutomirski <luto@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: David Laight <David.Laight@aculab.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2017-12-22 20:13:01 +01:00
..
syscalls Merge branch 'x86/build' into x86/asm, to fix up conflicts 2017-11-07 10:54:30 +01:00
vdso License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
vsyscall x86/vsyscall/64: Warn and fail vsyscall emulation in NATIVE mode 2017-12-22 20:13:01 +01:00
calling.h Merge branch 'linus' into x86/asm, to pick up fixes and resolve conflicts 2017-11-07 10:53:06 +01:00
common.c x86/syscalls: Check address limit on user-mode return 2017-07-08 14:05:32 +02:00
entry_32.S x86/entry/64: Make cpu_entry_area.tss read-only 2017-12-17 14:27:52 +01:00
entry_64.S x86/entry/64: Make cpu_entry_area.tss read-only 2017-12-17 14:27:52 +01:00
entry_64_compat.S x86/entry/64: Use a per-CPU trampoline stack for IDT entries 2017-12-17 14:27:38 +01:00
Makefile License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
syscall_32.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
syscall_64.c License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
thunk_32.S x86: move exports to actual definitions 2016-08-07 23:47:15 -04:00
thunk_64.S x86: move exports to actual definitions 2016-08-07 23:47:15 -04:00