diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2019-04-14 17:59:56 +0200 |
|---|---|---|
| committer | Borislav Petkov <bp@suse.de> | 2019-04-17 15:05:32 +0200 |
| commit | 1bdb67e5aa2d5d43c48cb7d93393fcba276c9e71 (patch) | |
| tree | 871ff0cb4efb160ba8ecf9f82c2cc977659abf9d /arch/x86/kernel/nmi.c | |
| parent | 3207426925d2b4da390be8068df1d1c2b36e5918 (diff) | |
x86/exceptions: Enable IST guard pages
All usage sites which expected that the exception stacks in the CPU entry
area are mapped linearly are fixed up. Enable guard pages between the
IST stacks.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Sean Christopherson <sean.j.christopherson@intel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: x86-ml <x86@kernel.org>
Link: https://lkml.kernel.org/r/20190414160145.349862042@linutronix.de
Diffstat (limited to 'arch/x86/kernel/nmi.c')
0 files changed, 0 insertions, 0 deletions