From d02765d1af743567398eb6d523dea0ba5e5e7e8e Mon Sep 17 00:00:00 2001 From: Gerald Schaefer Date: Wed, 20 Sep 2006 15:59:42 +0200 Subject: [S390] Make user-copy operations run-time configurable. Introduces a struct uaccess_ops which allows setting user-copy operations at run-time. Signed-off-by: Gerald Schaefer Signed-off-by: Martin Schwidefsky --- arch/s390/kernel/s390_ksyms.c | 6 ------ arch/s390/kernel/setup.c | 7 +++++++ 2 files changed, 7 insertions(+), 6 deletions(-) (limited to 'arch/s390/kernel') diff --git a/arch/s390/kernel/s390_ksyms.c b/arch/s390/kernel/s390_ksyms.c index c73a45467fa..9f19e833a56 100644 --- a/arch/s390/kernel/s390_ksyms.c +++ b/arch/s390/kernel/s390_ksyms.c @@ -25,12 +25,6 @@ EXPORT_SYMBOL(_oi_bitmap); EXPORT_SYMBOL(_ni_bitmap); EXPORT_SYMBOL(_zb_findmap); EXPORT_SYMBOL(_sb_findmap); -EXPORT_SYMBOL(__copy_from_user_asm); -EXPORT_SYMBOL(__copy_to_user_asm); -EXPORT_SYMBOL(__copy_in_user_asm); -EXPORT_SYMBOL(__clear_user_asm); -EXPORT_SYMBOL(__strncpy_from_user_asm); -EXPORT_SYMBOL(__strnlen_user_asm); EXPORT_SYMBOL(diag10); /* diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index f2a9165ca4f..e229af59976 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -50,6 +50,12 @@ #include #include +/* + * User copy operations. + */ +struct uaccess_ops uaccess; +EXPORT_SYMBOL_GPL(uaccess); + /* * Machine setup.. */ @@ -641,6 +647,7 @@ setup_arch(char **cmdline_p) memory_end = memory_size; + memcpy(&uaccess, &uaccess_std, sizeof(uaccess)); parse_early_param(); #ifndef CONFIG_64BIT -- cgit v1.2.3