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net/tls: store async_capable on a single bit 

Store async_capable on a single bit instead of a full integer
to save space.

Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Simon Horman <simon.horman@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jakub Kicinski 2019-10-06 21:09:31 -07:00 committed by David S. Miller
parent 4de30a8d58
commit 5c5458ec9d
2 changed files with 5 additions and 4 deletions
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4
include/net/tls.h
View File

@ -136,7 +136,7 @@ struct tls_sw_context_tx {
struct list_head tx_list;
atomic_t encrypt_pending;
int async_notify;
int async_capable;
u8 async_capable:1;
#define BIT_TX_SCHEDULED 0
#define BIT_TX_CLOSING 1
@ -152,7 +152,7 @@ struct tls_sw_context_rx {
struct sk_buff *recv_pkt;
u8 control;
int async_capable;
u8 async_capable:1;
bool decrypted;
atomic_t decrypt_pending;
bool async_notify;

5
net/tls/tls_sw.c
View File

@ -2391,10 +2391,11 @@ int tls_set_sw_offload(struct sock *sk, struct tls_context *ctx, int tx)
tfm = crypto_aead_tfm(sw_ctx_rx->aead_recv);
if (crypto_info->version == TLS_1_3_VERSION)
sw_ctx_rx->async_capable = false;
sw_ctx_rx->async_capable = 0;
else
sw_ctx_rx->async_capable =
tfm->__crt_alg->cra_flags & CRYPTO_ALG_ASYNC;
!!(tfm->__crt_alg->cra_flags &
CRYPTO_ALG_ASYNC);
/* Set up strparser */
memset(&cb, 0, sizeof(cb));