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author | Mark Brown <broonie@kernel.org> | 2019-06-26 14:39:34 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2019-06-26 14:39:34 +0300 |
commit | 53c8b29abe42e5601cfa0ea5962532f0cfdec8a0 (patch) | |
tree | cad53f42ce7a03c39a984bcdbcc42cd47f1af6f9 /arch/s390/crypto/des_s390.c | |
parent | e3303268f9cfa4eb7c2217df471417d4327109fd (diff) | |
parent | 4b972a01a7da614b4796475f933094751a295a2f (diff) | |
download | linux-53c8b29abe42e5601cfa0ea5962532f0cfdec8a0.tar.xz |
Merge tag 'v5.2-rc6' into asoc-5.3
Linux 5.2-rc6
Diffstat (limited to 'arch/s390/crypto/des_s390.c')
-rw-r--r-- | arch/s390/crypto/des_s390.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/s390/crypto/des_s390.c b/arch/s390/crypto/des_s390.c index 1f9ab24dc048..374b42fc7637 100644 --- a/arch/s390/crypto/des_s390.c +++ b/arch/s390/crypto/des_s390.c @@ -14,6 +14,7 @@ #include <linux/cpufeature.h> #include <linux/crypto.h> #include <linux/fips.h> +#include <linux/mutex.h> #include <crypto/algapi.h> #include <crypto/des.h> #include <asm/cpacf.h> @@ -21,7 +22,7 @@ #define DES3_KEY_SIZE (3 * DES_KEY_SIZE) static u8 *ctrblk; -static DEFINE_SPINLOCK(ctrblk_lock); +static DEFINE_MUTEX(ctrblk_lock); static cpacf_mask_t km_functions, kmc_functions, kmctr_functions; @@ -374,7 +375,7 @@ static int ctr_desall_crypt(struct blkcipher_desc *desc, unsigned long fc, unsigned int n, nbytes; int ret, locked; - locked = spin_trylock(&ctrblk_lock); + locked = mutex_trylock(&ctrblk_lock); ret = blkcipher_walk_virt_block(desc, walk, DES_BLOCK_SIZE); while ((nbytes = walk->nbytes) >= DES_BLOCK_SIZE) { @@ -391,7 +392,7 @@ static int ctr_desall_crypt(struct blkcipher_desc *desc, unsigned long fc, ret = blkcipher_walk_done(desc, walk, nbytes - n); } if (locked) - spin_unlock(&ctrblk_lock); + mutex_unlock(&ctrblk_lock); /* final block may be < DES_BLOCK_SIZE, copy only nbytes */ if (nbytes) { cpacf_kmctr(fc, ctx->key, buf, walk->src.virt.addr, |