diff options
Diffstat (limited to 'arch/x86_64/mm/init.c')
| -rw-r--r-- | arch/x86_64/mm/init.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c index 9a0e98accf0..381c2ecd407 100644 --- a/arch/x86_64/mm/init.c +++ b/arch/x86_64/mm/init.c @@ -700,8 +700,6 @@ int kern_addr_valid(unsigned long addr) #ifdef CONFIG_SYSCTL #include <linux/sysctl.h> -extern int exception_trace, page_fault_trace; - static ctl_table debug_table2[] = { { .ctl_name = 99, @@ -774,3 +772,12 @@ void *alloc_bootmem_high_node(pg_data_t *pgdat, unsigned long size) return __alloc_bootmem_core(pgdat->bdata, size, SMP_CACHE_BYTES, (4UL*1024*1024*1024), 0); } + +const char *arch_vma_name(struct vm_area_struct *vma) +{ + if (vma->vm_mm && vma->vm_start == (long)vma->vm_mm->context.vdso) + return "[vdso]"; + if (vma == &gate_vma) + return "[vsyscall]"; + return NULL; +} |