2017-04-19 13:23:22

by Cabiddu, Giovanni

Subject: [PATCH] crypto: acomp - allow registration of multiple acomps

Add crypto_register_acomps and crypto_unregister_acomps to allow
the registration of multiple implementations with one call.

Signed-off-by: Giovanni Cabiddu <[email protected]>
---
crypto/acompress.c | 29 +++++++++++++++++++++++++++++
include/crypto/internal/acompress.h | 3 +++
2 files changed, 32 insertions(+)

diff --git a/crypto/acompress.c b/crypto/acompress.c
index 47d1162..1544b7c 100644
--- a/crypto/acompress.c
+++ b/crypto/acompress.c
@@ -166,5 +166,34 @@ int crypto_unregister_acomp(struct acomp_alg *alg)
}
EXPORT_SYMBOL_GPL(crypto_unregister_acomp);

+int crypto_register_acomps(struct acomp_alg *algs, int count)
+{
+ int i, ret;
+
+ for (i = 0; i < count; i++) {
+ ret = crypto_register_acomp(&algs[i]);
+ if (ret)
+ goto err;
+ }
+
+ return 0;
+
+err:
+ for (--i; i >= 0; --i)
+ crypto_unregister_acomp(&algs[i]);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(crypto_register_acomps);
+
+void crypto_unregister_acomps(struct acomp_alg *algs, int count)
+{
+ int i;
+
+ for (i = count - 1; i >= 0; --i)
+ crypto_unregister_acomp(&algs[i]);
+}
+EXPORT_SYMBOL_GPL(crypto_unregister_acomps);
+
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Asynchronous compression type");
diff --git a/include/crypto/internal/acompress.h b/include/crypto/internal/acompress.h
index 1de2b5a..51052f6 100644
--- a/include/crypto/internal/acompress.h
+++ b/include/crypto/internal/acompress.h
@@ -78,4 +78,7 @@ int crypto_register_acomp(struct acomp_alg *alg);
*/
int crypto_unregister_acomp(struct acomp_alg *alg);

+int crypto_register_acomps(struct acomp_alg *algs, int count);
+void crypto_unregister_acomps(struct acomp_alg *algs, int count);
+
#endif
--
2.9.3

2017-04-21 13:16:44

by Herbert Xu

Subject: Re: [PATCH] crypto: acomp - allow registration of multiple acomps

On Wed, Apr 19, 2017 at 02:23:05PM +0100, Giovanni Cabiddu wrote:
> Add crypto_register_acomps and crypto_unregister_acomps to allow
> the registration of multiple implementations with one call.
>
> Signed-off-by: Giovanni Cabiddu <[email protected]>

Patch applied. Thanks.
--
Email: Herbert Xu <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt