Messages in this thread | | | Date | Wed, 09 Jul 2014 08:09:41 +0800 | From | Chen Gang <> | Subject | Re: [PATCH] arch/score/kernel: Add 'score_ksyms.c' to export special symbols |
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Oh, sorry, forgot 'csum_partial' which also need export in this file. And I shall send patch v2 for it.
On 07/08/2014 09:48 PM, Chen Gang wrote: > Some symbols are not implemented in C, or not in "arch/score", but > score need export them, so add 'score_ksyms.c' to export them, just > like other architectures have done. > > The related error (with allmodconfig under score): > > MODPOST 1365 modules > ERROR: "__clear_user" [drivers/md/dm-mod.ko] undefined! > ERROR: "__copy_tofrom_user" [net/x25/x25.ko] undefined! > ERROR: "__strncpy_from_user" [fs/xfs/xfs.ko] undefined! > > ERROR: "max_low_pfn" [net/wireless/lib80211_crypt_tkip.ko] undefined! > ERROR: "min_low_pfn" [net/wireless/lib80211_crypt_tkip.ko] undefined! > > > Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> > --- > arch/score/kernel/Makefile | 2 +- > arch/score/kernel/score_ksyms.c | 39 +++++++++++++++++++++++++++++++++++++++ > 2 files changed, 40 insertions(+), 1 deletion(-) > create mode 100644 arch/score/kernel/score_ksyms.c > > diff --git a/arch/score/kernel/Makefile b/arch/score/kernel/Makefile > index fb1802b..891133b 100644 > --- a/arch/score/kernel/Makefile > +++ b/arch/score/kernel/Makefile > @@ -6,6 +6,6 @@ extra-y := head.o vmlinux.lds > > obj-y += entry.o irq.o process.o ptrace.o \ > setup.o signal.o sys_score.o time.o traps.o \ > - sys_call_table.o > + sys_call_table.o score_ksyms.o > > obj-$(CONFIG_MODULES) += module.o > diff --git a/arch/score/kernel/score_ksyms.c b/arch/score/kernel/score_ksyms.c > new file mode 100644 > index 0000000..507d008 > --- /dev/null > +++ b/arch/score/kernel/score_ksyms.c > @@ -0,0 +1,39 @@ > +/* > + * arch/score/kernel/score_ksyms.c > + * > + * Score Processor version. > + * > + * No Copyright (C) > + * Chen Gang <gang.chen.5i5j@gmail.com> > + * > + * This program is free software; you can redistribute it and/or modify > + * it under the terms of the GNU General Public License as published by > + * the Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, > + * but WITHOUT ANY WARRANTY; without even the implied warranty of > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the > + * GNU General Public License for more details. > + * > + * You should have received a copy of the GNU General Public License > + * along with this program; if not, see the file COPYING, or write > + * to the Free Software Foundation, Inc., > + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA > + */ > + > +#include <linux/export.h> > +#include <linux/syscalls.h> > + > +/* > + * Assembly functions that may be used (directly or indirectly) by modules > + */ > +EXPORT_SYMBOL(__clear_user); > +EXPORT_SYMBOL(__copy_tofrom_user); > +EXPORT_SYMBOL(__strncpy_from_user); > + > +/* > + * Define but not export in generic mm sub-systems, but score need export > + */ > +EXPORT_SYMBOL(min_low_pfn); > +EXPORT_SYMBOL(max_low_pfn); >
-- Chen Gang
Open, share, and attitude like air, water, and life which God blessed
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