FORTIFY_SOURCE for the kernel

David Woodhouse dwmw2 at
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.


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