diff options
Diffstat (limited to 'arch/um/os-Linux/start_up.c')
| -rw-r--r-- | arch/um/os-Linux/start_up.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c index 3fc13fa8729d..46f613975c19 100644 --- a/arch/um/os-Linux/start_up.c +++ b/arch/um/os-Linux/start_up.c @@ -107,11 +107,12 @@ static int start_ptraced_child(void **stack_out) unsigned long sp; int pid, n, status; - stack = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE | PROT_EXEC, + stack = mmap(NULL, UM_KERN_PAGE_SIZE, + PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); if(stack == MAP_FAILED) fatal_perror("check_ptrace : mmap failed"); - sp = (unsigned long) stack + PAGE_SIZE - sizeof(void *); + sp = (unsigned long) stack + UM_KERN_PAGE_SIZE - sizeof(void *); pid = clone(ptrace_child, (void *) sp, SIGCHLD, NULL); if(pid < 0) fatal_perror("start_ptraced_child : clone failed"); @@ -153,7 +154,7 @@ static int stop_ptraced_child(int pid, void *stack, int exitcode, ret = -1; } - if(munmap(stack, PAGE_SIZE) < 0) + if(munmap(stack, UM_KERN_PAGE_SIZE) < 0) fatal_perror("check_ptrace : munmap failed"); return ret; } |
