FORTIFY_SOURCE for the kernel
David Woodhouse
dwmw2 at infradead.org
Mon Jan 23 04:59:35 UTC 2006
On Mon, 2006-01-23 at 11:30 +0900, Warren Togami wrote:
> It would be interesting to experiment with, but it is far too late now
> to begin using it for FC5. It will no doubt expose problems that would
> cause system crashes. Fedora uses other non-standard kernel build
> options like -Os where in the past exposed corner case problems that
> most other users don't experience. It took a long while to fix -Os
> problems because upstream and other distros didn't use it, and I am not
> really sure if all -Os problems are fixed today.
Going off at a tangent....what would people think of the idea of
switching to -Os in $RPM_OPT_FLAGS _after_ FC5 is released?
> As for trying the kernel FORTIFY_SOURCE code, I believe only Arjan would
> have it. He was playing with the concept himself a while ago.
It was seen on lkml too. I ported it to PPC at one point.
--
dwmw2
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