diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2014-01-24 13:03:42 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2014-02-21 08:50:15 +0100 |
| commit | ca04ddbf537d30b25f6e240b70f19be35fac4313 (patch) | |
| tree | 7c86d465aa120169171390bf983e34f3533dc108 /arch/s390/lib | |
| parent | 211deca6bf413560b562d69748ebc4df5d80d65e (diff) | |
s390/setup: get rid of MACHINE_HAS_MVCOS machine flag
MACHINE_HAS_MVCOS is used exactly once when the machine is brought up.
There is no need to cache the flag in the machine_flags.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/lib')
| -rw-r--r-- | arch/s390/lib/uaccess_mvcos.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/lib/uaccess_mvcos.c b/arch/s390/lib/uaccess_mvcos.c index 8c01f3aaf95c..e2685ff2ec4b 100644 --- a/arch/s390/lib/uaccess_mvcos.c +++ b/arch/s390/lib/uaccess_mvcos.c @@ -10,6 +10,7 @@ #include <linux/errno.h> #include <linux/init.h> #include <linux/mm.h> +#include <asm/facility.h> #include <asm/uaccess.h> #include <asm/futex.h> #include "uaccess.h" @@ -242,7 +243,7 @@ EXPORT_SYMBOL(__strncpy_from_user); static int __init uaccess_init(void) { - if (!MACHINE_HAS_MVCOS) + if (IS_ENABLED(CONFIG_32BIT) || !test_facility(27)) static_key_slow_dec(&have_mvcos); return 0; } |