ppc32: Don't clobber personality flags on exec
davem at davemloft.net
Fri Apr 17 09:17:06 EST 2009
From: Andreas Schwab <schwab at linux-m68k.org>
Date: Thu, 16 Apr 2009 18:22:01 +0200
> Now that ppc32 implements address randomization it also wants to inherit
> personality flags like ADDR_NO_RANDOMIZE across exec, for things like
> `setarch ppc -R' to work. But the ppc32 version of SET_PERSONALITY
> forcefully sets PER_LINUX, clearing all personality flags. So be
> careful about preserving the flags.
> Signed-off-by: Andreas Schwab <schwab at linux-m68k.org>
Grumble, sparc has the same bugs... thanks for finding this.
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