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mm: arch: make get_gate_vma take an mm_struct instead of a task_struct

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Morally, the presence of a gate vma is more an attribute of a particular mm than
a particular task.  Moreover, dropping the dependency on task_struct will help
make both existing and future operations on mm's more flexible and convenient.

Signed-off-by: Stephen Wilson <wilsons@start.ca>
Reviewed-by: Michel Lespinasse <walken@google.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Stephen Wilson
2011-03-13 15:49:15 -04:00
committed by Al Viro
parent 375906f876
commit 31db58b3ab
10 changed files with 23 additions and 20 deletions
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2
fs/binfmt_elf.c
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@@ -1906,7 +1906,7 @@ static int elf_core_dump(struct coredump_params *cprm)
segs = current->mm->map_count;
segs += elf_core_extra_phdrs();
gate_vma = get_gate_vma(current);
gate_vma = get_gate_vma(current->mm);
if (gate_vma != NULL)
segs++;