Messages in this thread | | | Date | Thu, 02 Feb 2012 16:40:12 -0500 | From | KOSAKI Motohiro <> | Subject | Re: [RESEND][PATCH] Mark thread stack correctly in proc/<pid>/maps |
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> extern unsigned long move_page_tables(struct vm_area_struct *vma, > diff --git a/mm/mmap.c b/mm/mmap.c > index 3f758c7..2f9f540 100644 > --- a/mm/mmap.c > +++ b/mm/mmap.c > @@ -992,6 +992,9 @@ unsigned long do_mmap_pgoff(struct file *file, > unsigned long addr, > vm_flags = calc_vm_prot_bits(prot) | calc_vm_flag_bits(flags) | > mm->def_flags | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC; > > + if (flags& MAP_STACK) > + vm_flags |= VM_STACK_FLAGS;
?? MAP_STACK doesn't mean auto stack expansion. Why do you turn on VM_GROWSDOWN? Seems incorrect.
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