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Date:      Mon, 11 Mar 2019 21:56:35 +0000 (UTC)
From:      John Baldwin <jhb@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-11@freebsd.org
Subject:   svn commit: r345031 - stable/11/sys/opencrypto
Message-ID:  <201903112156.x2BLuZuZ049793@repo.freebsd.org>

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Author: jhb
Date: Mon Mar 11 21:56:35 2019
New Revision: 345031
URL: https://svnweb.freebsd.org/changeset/base/345031

Log:
  MFC 328057: Split crp_buf into a union.
  
  This adds explicit crp_mbuf and crp_uio pointers of the right type to
  replace casts of crp_buf.  This does not sweep through changing existing
  code, but new code should use the correct fields instead of casts.
  
  Sponsored by:	Chelsio Communications

Modified:
  stable/11/sys/opencrypto/cryptodev.h
Directory Properties:
  stable/11/   (props changed)

Modified: stable/11/sys/opencrypto/cryptodev.h
==============================================================================
--- stable/11/sys/opencrypto/cryptodev.h	Mon Mar 11 21:51:15 2019	(r345030)
+++ stable/11/sys/opencrypto/cryptodev.h	Mon Mar 11 21:56:35 2019	(r345031)
@@ -421,7 +421,11 @@ struct cryptop {
 #define	CRYPTO_F_DONE		0x0020	/* Operation completed */
 #define	CRYPTO_F_CBIFSYNC	0x0040	/* Do CBIMM if op is synchronous */
 
-	caddr_t		crp_buf;	/* Data to be processed */
+	union {
+		caddr_t		crp_buf;	/* Data to be processed */
+		struct mbuf	*crp_mbuf;
+		struct uio	*crp_uio;
+	};
 	void *		crp_opaque;	/* Opaque pointer, passed along */
 	struct cryptodesc *crp_desc;	/* Linked list of processing descriptors */
 
@@ -522,5 +526,6 @@ extern	void crypto_copydata(int flags, caddr_t buf, in
 	    caddr_t out);
 extern	int crypto_apply(int flags, caddr_t buf, int off, int len,
 	    int (*f)(void *, void *, u_int), void *arg);
+
 #endif /* _KERNEL */
 #endif /* _CRYPTO_CRYPTO_H_ */



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