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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2010-10-25 16:10:51 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2010-10-25 16:10:21 +0200 |
| commit | 14375bc4eb8dd0fb0e765390650564c35bb31068 (patch) | |
| tree | 27200620658245c582ee9497fc969a082b304cab /arch/s390/crypto | |
| parent | eca577ef5989d25dedc6b0fae3c4622ceaee8005 (diff) | |
| download | kernel_samsung_smdk4412-14375bc4eb8dd0fb0e765390650564c35bb31068.zip kernel_samsung_smdk4412-14375bc4eb8dd0fb0e765390650564c35bb31068.tar.gz kernel_samsung_smdk4412-14375bc4eb8dd0fb0e765390650564c35bb31068.tar.bz2 | |
[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.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/crypto/crypt_s390.h b/arch/s390/crypto/crypt_s390.h index 0ef9829..7ee9a1b 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) { |