From a4a264f144d5389a52d467a7e41bec2834cfde75 Mon Sep 17 00:00:00 2001 From: Stephen Rothwell Date: Thu, 27 Oct 2005 17:28:21 +1000 Subject: [PATCH] ppc64: use usercopy_64.c from powerpc/lib since it is identical to usercopy.c from ppc64/lib. Signed-off-by: Stephen Rothwell --- arch/powerpc/lib/Makefile | 4 ++-- arch/ppc64/lib/Makefile | 1 - arch/ppc64/lib/usercopy.c | 41 --------------------------------------- 3 files changed, 2 insertions(+), 44 deletions(-) delete mode 100644 arch/ppc64/lib/usercopy.c diff --git a/arch/powerpc/lib/Makefile b/arch/powerpc/lib/Makefile index 0726235ef25d..15b6b2696500 100644 --- a/arch/powerpc/lib/Makefile +++ b/arch/powerpc/lib/Makefile @@ -4,13 +4,13 @@ ifeq ($(CONFIG_PPC_MERGE),y) obj-y := string.o -obj-$(CONFIG_PPC64) += usercopy_64.o mem_64.o +obj-$(CONFIG_PPC64) += mem_64.o endif obj-y += strcase.o obj-$(CONFIG_PPC32) += div64.o copy_32.o checksum_32.o obj-$(CONFIG_PPC64) += checksum_64.o copypage_64.o copyuser_64.o \ - memcpy_64.o + memcpy_64.o usercopy_64.o obj-$(CONFIG_PPC_ISERIES) += e2a.o ifeq ($(CONFIG_PPC64),y) obj-$(CONFIG_SMP) += locks.o diff --git a/arch/ppc64/lib/Makefile b/arch/ppc64/lib/Makefile index f4732c5ffd5f..42d5295bf345 100644 --- a/arch/ppc64/lib/Makefile +++ b/arch/ppc64/lib/Makefile @@ -3,4 +3,3 @@ # lib-y := string.o -lib-y += usercopy.o diff --git a/arch/ppc64/lib/usercopy.c b/arch/ppc64/lib/usercopy.c deleted file mode 100644 index 5eea6f3c1e03..000000000000 --- a/arch/ppc64/lib/usercopy.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * Functions which are too large to be inlined. - * - * 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. - */ -#include -#include - -unsigned long copy_from_user(void *to, const void __user *from, unsigned long n) -{ - if (likely(access_ok(VERIFY_READ, from, n))) - n = __copy_from_user(to, from, n); - else - memset(to, 0, n); - return n; -} - -unsigned long copy_to_user(void __user *to, const void *from, unsigned long n) -{ - if (likely(access_ok(VERIFY_WRITE, to, n))) - n = __copy_to_user(to, from, n); - return n; -} - -unsigned long copy_in_user(void __user *to, const void __user *from, - unsigned long n) -{ - might_sleep(); - if (likely(access_ok(VERIFY_READ, from, n) && - access_ok(VERIFY_WRITE, to, n))) - n =__copy_tofrom_user(to, from, n); - return n; -} - -EXPORT_SYMBOL(copy_from_user); -EXPORT_SYMBOL(copy_to_user); -EXPORT_SYMBOL(copy_in_user); - -- GitLab