diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kernel/hw_breakpoint.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c index f859095c1b6c..f311bbfda1ba 100644 --- a/arch/x86/kernel/hw_breakpoint.c +++ b/arch/x86/kernel/hw_breakpoint.c @@ -255,6 +255,15 @@ static inline bool within_cpu_entry(unsigned long addr, unsigned long end) if (within_area(addr, end, (unsigned long)get_cpu_gdt_rw(cpu), GDT_SIZE)) return true; + + /* + * cpu_tss_rw is not directly referenced by hardware, but + * cpu_tss_rw is also used in CPU entry code, + */ + if (within_area(addr, end, + (unsigned long)&per_cpu(cpu_tss_rw, cpu), + sizeof(struct tss_struct))) + return true; } return false; |