linux_dsm_epyc7002/arch
Lai Jiangshan 97417cb9ad x86/hw_breakpoint: Prevent data breakpoints on direct GDT
A data breakpoint on the GDT can be fatal and must be avoided.  The GDT in
the CPU entry area is already protected, but not the direct GDT.

Add the necessary protection.

Signed-off-by: Lai Jiangshan <laijs@linux.alibaba.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20200526014221.2119-3-laijs@linux.alibaba.com
Link: https://lkml.kernel.org/r/20200529213320.840953950@infradead.org
2020-06-11 15:15:20 +02:00
..
alpha mmap locking API: convert mmap_sem API comments 2020-06-09 09:39:14 -07:00
arc mmap locking API: convert mmap_sem comments 2020-06-09 09:39:14 -07:00
arm Merge branch 'rwonce/rework' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux 2020-06-10 14:46:54 -07:00
arm64 locking/atomics: Flip fallbacks and instrumentation 2020-06-11 08:03:24 +02:00
c6x This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00
csky mmap locking API: use coccinelle to convert mmap_sem rwsem call sites 2020-06-09 09:39:14 -07:00
h8300 This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00
hexagon mmap locking API: use coccinelle to convert mmap_sem rwsem call sites 2020-06-09 09:39:14 -07:00
ia64 mmap locking API: convert mmap_sem comments 2020-06-09 09:39:14 -07:00
m68k This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00
microblaze mmap locking API: convert mmap_sem comments 2020-06-09 09:39:14 -07:00
mips This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00
nds32 mmap locking API: convert mmap_sem comments 2020-06-09 09:39:14 -07:00
nios2 mmap locking API: convert mmap_sem API comments 2020-06-09 09:39:14 -07:00
openrisc mmap locking API: convert mmap_sem API comments 2020-06-09 09:39:14 -07:00
parisc maccess: always use strict semantics for probe_kernel_read 2020-06-09 09:39:15 -07:00
powerpc arch/powerpc/mm/pgtable.c: another missed conversion 2020-06-10 14:44:46 -07:00
riscv mmap locking API: convert mmap_sem comments 2020-06-09 09:39:14 -07:00
s390 mmap locking API: convert mmap_sem comments 2020-06-09 09:39:14 -07:00
sh This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00
sparc arch/sparc/mm/srmmu.c: fix build 2020-06-10 10:35:28 -07:00
um This pull request contains the following changes for UML: 2020-06-10 13:25:40 -07:00
unicore32 This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00
x86 x86/hw_breakpoint: Prevent data breakpoints on direct GDT 2020-06-11 15:15:20 +02:00
xtensa mmap locking API: convert mmap_sem API comments 2020-06-09 09:39:14 -07:00
.gitignore
Kconfig This time around we have 4 lines of diff in the core framework, removing a 2020-06-10 11:42:19 -07:00