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authorLinus Torvalds <torvalds@linux-foundation.org>2012-03-21 13:20:43 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-21 13:20:43 -0700
commitb8716614a7cc2fc15ea2a518edd04755fb08d922 (patch)
tree2a8a5d04066b2bd589ba2ebbeb228e2a6a178ec9 /include
parent31f6765266417c0d99f0e922fe82848a7c9c2ae9 (diff)
parent2dc9b5dbdef09840de852a4f0cc6a9c9eece7220 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto update from Herbert Xu: "* sha512 bug fixes (already in your tree). * SHA224/SHA384 AEAD support in caam. * X86-64 optimised version of Camellia. * Tegra AES support. * Bulk algorithm registration interface to make driver registration easier. * padata race fixes. * Misc fixes." * git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (31 commits) padata: Fix race on sequence number wrap padata: Fix race in the serialization path crypto: camellia - add assembler implementation for x86_64 crypto: camellia - rename camellia.c to camellia_generic.c crypto: camellia - fix checkpatch warnings crypto: camellia - rename camellia module to camellia_generic crypto: tcrypt - add more camellia tests crypto: testmgr - add more camellia test vectors crypto: camellia - simplify key setup and CAMELLIA_ROUNDSM macro crypto: twofish-x86_64/i586 - set alignmask to zero crypto: blowfish-x86_64 - set alignmask to zero crypto: serpent-sse2 - combine ablk_*_init functions crypto: blowfish-x86_64 - use crypto_[un]register_algs crypto: twofish-x86_64-3way - use crypto_[un]register_algs crypto: serpent-sse2 - use crypto_[un]register_algs crypto: serpent-sse2 - remove dead code from serpent_sse2_glue.c::serpent_sse2_init() crypto: twofish-x86 - Remove dead code from twofish_glue_3way.c::init() crypto: In crypto_add_alg(), 'exact' wants to be initialized to 0 crypto: caam - fix gcc 4.6 warning crypto: Add bulk algorithm registration interface ...
Diffstat (limited to 'include')
-rw-r--r--include/linux/crypto.h7
-rw-r--r--include/linux/padata.h6
2 files changed, 9 insertions, 4 deletions
diff --git a/include/linux/crypto.h b/include/linux/crypto.h
index 8a94217b298..48ce5479386 100644
--- a/include/linux/crypto.h
+++ b/include/linux/crypto.h
@@ -75,6 +75,11 @@
*/
#define CRYPTO_ALG_INSTANCE 0x00000800
+/* Set this bit if the algorithm provided is hardware accelerated but
+ * not available to userspace via instruction set or so.
+ */
+#define CRYPTO_ALG_KERN_DRIVER_ONLY 0x00001000
+
/*
* Transform masks and values (for crt_flags).
*/
@@ -309,6 +314,8 @@ struct crypto_alg {
*/
int crypto_register_alg(struct crypto_alg *alg);
int crypto_unregister_alg(struct crypto_alg *alg);
+int crypto_register_algs(struct crypto_alg *algs, int count);
+int crypto_unregister_algs(struct crypto_alg *algs, int count);
/*
* Algorithm query interface.
diff --git a/include/linux/padata.h b/include/linux/padata.h
index 4633b2f726b..86292beebfe 100644
--- a/include/linux/padata.h
+++ b/include/linux/padata.h
@@ -46,7 +46,6 @@ struct padata_priv {
struct list_head list;
struct parallel_data *pd;
int cb_cpu;
- int seq_nr;
int info;
void (*parallel)(struct padata_priv *padata);
void (*serial)(struct padata_priv *padata);
@@ -116,7 +115,6 @@ struct padata_cpumask {
* @pinst: padata instance.
* @pqueue: percpu padata queues used for parallelization.
* @squeue: percpu padata queues used for serialuzation.
- * @seq_nr: The sequence number that will be attached to the next object.
* @reorder_objects: Number of objects waiting in the reorder queues.
* @refcnt: Number of objects holding a reference on this parallel_data.
* @max_seq_nr: Maximal used sequence number.
@@ -129,12 +127,12 @@ struct parallel_data {
struct padata_instance *pinst;
struct padata_parallel_queue __percpu *pqueue;
struct padata_serial_queue __percpu *squeue;
- atomic_t seq_nr;
atomic_t reorder_objects;
atomic_t refcnt;
- unsigned int max_seq_nr;
struct padata_cpumask cpumask;
spinlock_t lock ____cacheline_aligned;
+ spinlock_t seq_lock;
+ unsigned int seq_nr;
unsigned int processed;
struct timer_list timer;
};