Message ID | 58D3F07C0200007800146CCE@prv-mh.provo.novell.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 03/23/2017 02:57 PM, Jan Beulich wrote: > There are quite a few of these, and as the option is a development one > only, duplicate symbol names should not be an issue there. > > Signed-off-by: Jan Beulich <jbeulich@suse.com> Acked-by: Ross Lagerwall <ross.lagerwall@citrix.com> > --- > I wonder whether we shouldn't go further and suppress the duplicate > symbol warnings also when !CONFIG_LIVEPATCH. I don't really mind but if that change is made then there's more chance that someone accidentally introduces duplicates if they only test with CONFIG_LIVEPATCH=y. -- Ross Lagerwall
>>> On 23.03.17 at 16:20, <ross.lagerwall@citrix.com> wrote: > On 03/23/2017 02:57 PM, Jan Beulich wrote: >> I wonder whether we shouldn't go further and suppress the duplicate >> symbol warnings also when !CONFIG_LIVEPATCH. > > I don't really mind but if that change is made then there's more chance > that someone accidentally introduces duplicates if they only test with > CONFIG_LIVEPATCH=y. If you mean "=n", then yes, I can see that as a possible issue. Jan
--- a/xen/arch/x86/Makefile +++ b/xen/arch/x86/Makefile @@ -90,6 +90,9 @@ else all_symbols = endif +syms-warn-dup-y := --warn-dup +syms-warn-dup-$(CONFIG_GCOV) := + $(TARGET): $(TARGET)-syms $(efi-y) boot/mkelf32 ./boot/mkelf32 $(notes_phdrs) $(TARGET)-syms $(TARGET) 0x100000 \ `$(NM) $(TARGET)-syms | sed -ne 's/^\([^ ]*\) . __2M_rwdata_end$$/0x\1/p'` @@ -131,7 +134,7 @@ $(TARGET)-syms: prelink.o xen.lds $(BASE $(LD) $(LDFLAGS) -T xen.lds -N prelink.o $(build_id_linker) \ $(@D)/.$(@F).0.o -o $(@D)/.$(@F).1 $(NM) -pa --format=sysv $(@D)/.$(@F).1 \ - | $(BASEDIR)/tools/symbols $(all_symbols) --sysv --sort --warn-dup \ + | $(BASEDIR)/tools/symbols $(all_symbols) --sysv --sort $(syms-warn-dup-y) \ >$(@D)/.$(@F).1.S $(MAKE) -f $(BASEDIR)/Rules.mk $(@D)/.$(@F).1.o $(LD) $(LDFLAGS) -T xen.lds -N prelink.o $(build_id_linker) \