consolidate callback optimization check in one location by adding a flag

for crypto operations that indicates the crypto code should do the check
in crypto_done

MFC after:	1 day

1 files changed, 2 insertions, 20 deletions

diff --git a/sys/netipsec/xform_esp.c b/sys/netipsec/xform_esp.c
index 82f4049d864f..b92d843f8595 100644
--- a/sys/netipsec/xform_esp.c
+++ b/sys/netipsec/xform_esp.c
@@ -395,16 +395,7 @@ esp_input(struct mbuf *m, struct secasvar *sav, int skip, int protoff)
 
 	/* Crypto operation descriptor */
 	crp->crp_ilen = m->m_pkthdr.len; /* Total input length */
-	crp->crp_flags = CRYPTO_F_IMBUF;
-	/*
-	 * When using crypto support the operates "synchronously" (e.g.
-	 * software crypto) mark the operation for immediate callback to
-	 * avoid the context switch.  This increases the amount of kernel
-	 * stack required to process a frame but we assume there is enough
-	 * to do this.
-	 */
-	if (CRYPTO_SESID2CAPS(sav->tdb_cryptoid) & CRYPTOCAP_F_SYNC)
-		crp->crp_flags |= CRYPTO_F_CBIMM;
+	crp->crp_flags = CRYPTO_F_IMBUF | CRYPTO_F_CBIFSYNC;
 	crp->crp_buf = (caddr_t) m;
 	crp->crp_callback = esp_input_cb;
 	crp->crp_sid = sav->tdb_cryptoid;
@@ -842,16 +833,7 @@ esp_output(
 
 	/* Crypto operation descriptor. */
 	crp->crp_ilen = m->m_pkthdr.len; /* Total input length. */
-	crp->crp_flags = CRYPTO_F_IMBUF;
-	/*
-	 * When using crypto support the operates "synchronously" (e.g.
-	 * software crypto) mark the operation for immediate callback to
-	 * avoid the context switch.  This increases the amount of kernel
-	 * stack required to process a frame but we assume there is enough
-	 * to do this.
-	 */
-	if (CRYPTO_SESID2CAPS(sav->tdb_cryptoid) & CRYPTOCAP_F_SYNC)
-		crp->crp_flags |= CRYPTO_F_CBIMM;
+	crp->crp_flags = CRYPTO_F_IMBUF | CRYPTO_F_CBIFSYNC;
 	crp->crp_buf = (caddr_t) m;
 	crp->crp_callback = esp_output_cb;
 	crp->crp_opaque = (caddr_t) tc;