From: Jeremy Fitzhardinge Subject: Re: 2.6.22-rc6-mm1: Xen: WARNING: Absolute relocations present Date: Sun, 01 Jul 2007 09:33:08 -0700 Message-ID: <4687D744.6000103@goop.org> References: <20070628034321.38c9f12b.akpm@linux-foundation.org> <20070628204001.GA6087@stusta.de> <46841EC4.7080805@goop.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: "Eric W. Biederman" Cc: Adrian Bunk , Andrew Morton , Jeremy Fitzhardinge , Andi Kleen , chrisw@sous-sol.org, xen-devel@lists.xensource.com, linux-kernel@vger.kernel.org, Vivek Goyal List-Id: xen-devel@lists.xenproject.org Eric W. Biederman wrote: > Jeremy Fitzhardinge writes: > > >> Adrian Bunk wrote: >> >>> <-- snip --> >>> >>> ... >>> RELOCS arch/i386/boot/compressed/vmlinux.relocs >>> WARNING: Absolute relocations present >>> Offset Info Type Sym.Value Sym.Name >>> c0101f80 020c6501 R_386_32 00000000 xen_irq_disable_direct_reloc >>> c0101f9a 0221ea01 R_386_32 00000000 xen_save_fl_direct_reloc >>> ... >>> >>> <-- snip --> >>> >>> >> Hm. Those are false alarms. I guess I could do something to hide them, but >> there's nothing inherently wrong with correctly used abs symbols. Is there >> someway to whitelist them? >> > > Yes. Just add them to arch/i386/boot/compressed/relocs.c safe_abs_syms. > OK, how's this? Subject: xen: suppress abs symbol warnings for unused reloc pointers The Xen code generates some abs symbols which are OK from a relocation perspective. Signed-off-by: Jeremy Fitzhardinge Cc: Adrian Bunk --- arch/i386/boot/compressed/relocs.c | 2 ++ 1 file changed, 2 insertions(+) =================================================================== --- a/arch/i386/boot/compressed/relocs.c +++ b/arch/i386/boot/compressed/relocs.c @@ -31,6 +31,8 @@ static const char* safe_abs_relocs[] = { "__kernel_rt_sigreturn", "__kernel_sigreturn", "SYSENTER_RETURN", + "xen_irq_disable_direct_reloc", + "xen_save_fl_direct_reloc", }; static int is_safe_abs_reloc(const char* sym_name)