diff options
Diffstat (limited to 'arch/mips/kernel/process.c')
| -rw-r--r-- | arch/mips/kernel/process.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c index b630604c577f..a3101f2268c6 100644 --- a/arch/mips/kernel/process.c +++ b/arch/mips/kernel/process.c @@ -107,7 +107,7 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) */ int copy_thread(struct task_struct *p, const struct kernel_clone_args *args) { - unsigned long clone_flags = args->flags; + u64 clone_flags = args->flags; unsigned long usp = args->stack; unsigned long tls = args->tls; struct thread_info *ti = task_thread_info(p); @@ -690,18 +690,20 @@ unsigned long mips_stack_top(void) } /* Space for the VDSO, data page & GIC user page */ - top -= PAGE_ALIGN(current->thread.abi->vdso->size); - top -= PAGE_SIZE; - top -= mips_gic_present() ? PAGE_SIZE : 0; + if (current->thread.abi) { + top -= PAGE_ALIGN(current->thread.abi->vdso->size); + top -= VDSO_NR_PAGES * PAGE_SIZE; + top -= mips_gic_present() ? PAGE_SIZE : 0; + + /* Space to randomize the VDSO base */ + if (current->flags & PF_RANDOMIZE) + top -= VDSO_RANDOMIZE_SIZE; + } /* Space for cache colour alignment */ if (cpu_has_dc_aliases) top -= shm_align_mask + 1; - /* Space to randomize the VDSO base */ - if (current->flags & PF_RANDOMIZE) - top -= VDSO_RANDOMIZE_SIZE; - return top; } |