On Wed, 2008-01-30 at 14:06 +0300, Oleg Nesterov wrote:
> Err, I was double wrong. It _is_ trivial to set ->exe_file before exec_mmap(),
>
> flush_old_exec:
>
> + get_file(bprm->file);
> + set_mm_exe_file(bprm->mm, bprm->file);
> retval = exec_mmap(
On 01/29, Matt Helsley wrote:
>
> On Tue, 2008-01-29 at 14:36 +0300, Oleg Nesterov wrote:
> >
> > This patch has a lot of complications because it tries to preserve the
> > current behaviour: we release the bprm->file when all VM_EXECTUABLE vmas
> > are unmapped. Q: is this so important/useful? I
On Tue, 2008-01-29 at 14:36 +0300, Oleg Nesterov wrote:
> s/mm-commits/lkml/
>
> On 01/28, Matt Helsley wrote:
> >
> > On Sun, 2008-01-27 at 19:25 +0300, Oleg Nesterov wrote:
> > >
> > > Why? Linux doesn't allow sys_mmap(MAP_EXECUTABLE), so any VM_EXECUTABLE
> > > vma
> > > should refer to the s
s/mm-commits/lkml/
On 01/28, Matt Helsley wrote:
>
> On Sun, 2008-01-27 at 19:25 +0300, Oleg Nesterov wrote:
> >
> > Why? Linux doesn't allow sys_mmap(MAP_EXECUTABLE), so any VM_EXECUTABLE vma
> > should refer to the same bprm->file which was mapped by elf_map(), no?
>
> You're right. So in this c
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