Messages in this thread | | | Date | Tue, 4 Apr 2006 11:41:24 +0200 | From | Olaf Hering <> | Subject | Re: [PATCH 1/1] POWERPC: Fix ppc32 compile with gcc+SSP in 2.6.16 |
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On Tue, Apr 04, John Mylchreest wrote:
> On Sun, Apr 02, 2006 at 01:42:15PM +0200, Olaf Hering <olh@suse.de> wrote: > > On Sun, Apr 02, John Mylchreest wrote: > > > > > Going from that, I can push a patch for gcc upstream to remove the > > > __KERNEL__ dep, but gcc4.1 ships with ssp by standard, and the semantics > > > between the IBM patch for SSP applied to gcc-3 and ggc-4 have changed. > > > > gcc4.1 has no obvious problems with --enable-ssp > > > > > -fno-stack-protector would work for gcc4, but for gcc3 it could still be > > > patially enabled, and requires -fno-stack-protector-all. Mind If I ask > > > whats incorrect about defining __KERNEL__ for the bootcflags? > > > > arch/powerpc/boot is no kernel code, its supposed to be selfcontained. > > Prepare a patch which uses the cc-option macro. > > As requested, please see attached a small patch which rectifies this > with negating cflags. The cc-option macro won't always work, and as such > I have declared a new macro to honour $(CROSS32CC).
I think this should go into the main makefile, HOSTCFLAGS or similar. If you look around quickly in the gentoo bugzilla, all non-userland packages (grub, xen, kernel etc.) require the -fno-feature. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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