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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2010-10-25 16:10:51 +0200
committerMartin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com>2010-10-25 16:10:21 +0200
commit14375bc4eb8dd0fb0e765390650564c35bb31068 (patch)
tree27200620658245c582ee9497fc969a082b304cab /arch/s390/crypto
parenteca577ef5989d25dedc6b0fae3c4622ceaee8005 (diff)
downloadlinux-linaro-android-14375bc4eb8dd0fb0e765390650564c35bb31068.tar.gz
[S390] cleanup facility list handling
Store the facility list once at system startup with stfl/stfle and reuse the result for all facility tests. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/crypto')
-rw-r--r--arch/s390/crypto/crypt_s390.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/crypto/crypt_s390.h b/arch/s390/crypto/crypt_s390.h
index 0ef9829f2ad..7ee9a1b4ad9 100644
--- a/arch/s390/crypto/crypt_s390.h
+++ b/arch/s390/crypto/crypt_s390.h
@@ -297,7 +297,7 @@ static inline int crypt_s390_func_available(int func)
int ret;
/* check if CPACF facility (bit 17) is available */
- if (!(stfl() & 1ULL << (31 - 17)))
+ if (!test_facility(17))
return 0;
switch (func & CRYPT_S390_OP_MASK) {