Re: [PATCH 3.5] c/r: prctl: less paranoid prctl_set_mm_exe_file()

From: Cyrill Gorcunov
Date: Sat Jun 16 2012 - 11:44:24 EST


On Sat, Jun 16, 2012 at 07:38:29PM +0400, Konstantin Khlebnikov wrote:
> >Yeah, you've changed !path_equal to path_equal. And yes, getting rid of
> >num_exe_file_vmas is good idea. Btw, Konstantin, why do we need to
> >call for path_equal? Maybe we can simply test for mm->exe_file == NULL,
> >and refuse to change anything if it's not nil value? This will simplify
> >the code.
>
> After removing VM_EXECUTABLE and mm->num_exe_file_vmas mm->exe_file
> will never becomes NULL automatically. Patch for this not commited yet,
> but I hope it will be in 3.6.

OK, lets stick with current patch then.

Cyrill
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