From cba2b0cd7ba7368eb209be50d8be237cf7778eab Mon Sep 17 00:00:00 2001
From: Miloslav Trmač <mitr@redhat.com>
Date: Tue, 14 Sep 2010 18:13:56 +0200
Subject: DUMP_DSK

---
 cryptodev_main.c | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/cryptodev_main.c b/cryptodev_main.c
index 71bd5a8..f90dd45 100644
--- a/cryptodev_main.c
+++ b/cryptodev_main.c
@@ -101,6 +101,13 @@ struct data_sock {
 	unsigned index;
 };
 
+static void __dump_data_sock(int line, const struct data_sock *dsk)
+{
+	printk(KERN_DEBUG "@%d: %p: cnt %d, master %p, index %u\n", line, dsk,
+	       atomic_read(&dsk->sk.sk_refcnt), dsk->master, dsk->index);
+}
+#define DUMP_DSK(DSK) (__dump_data_sock(__LINE__, (DSK)))
+
 /* A socket holding a crypto_tfm. */
 struct alg_sock {
 	struct sock sk;
@@ -238,6 +245,7 @@ static int data_release(struct socket *sock)
 		return 0;
 
 	dsk = data_sk(sk);
+	DUMP_DSK(dsk);
 
 	local_bh_disable();
 	sock_prot_inuse_add(sock_net(sk), &data_proto, -1);
@@ -245,8 +253,10 @@ static int data_release(struct socket *sock)
 
 	BUG_ON(dsk->master == NULL);
 	sock_put(&dsk->master->sk);
+	DUMP_DSK(dsk);
 
 	sock_put(sk);
+	DUMP_DSK(dsk);
 }
 
 static int do_data_sendmsg(struct kiocb *iocb, struct alg_sock *ask,
@@ -288,6 +298,7 @@ static int data_sendmsg(struct kiocb *iocb, struct socket *sock,
 	struct data_sock *dsk;
 
 	dsk = data_sk(sock->sk);
+	DUMP_DSK(dsk);
 	BUG_ON(dsk->master == NULL);
 	return do_data_sendmsg(iocb, dsk->master, dsk->index, m, total_len);
 }
@@ -330,6 +341,7 @@ static int data_recvmsg(struct kiocb *iocb, struct socket *sock,
 	struct data_sock *dsk;
 
 	dsk = data_sk(sock->sk);
+	DUMP_DSK(dsk);
 	BUG_ON(dsk->master == NULL);
 	return do_data_recvmsg(iocb, dsk->master, dsk->index, m, total_len,
 			       flags);
@@ -383,6 +395,7 @@ static int alg_release(struct socket *sock)
 		ask->slaves[i] = NULL;
 
 		BUG_ON(dsk == NULL);
+		DUMP_DSK(dsk);
 		if (i >= ask->accept_idx) { // FIXME: cleaner - on last sock_put
 			local_bh_disable();
 			sock_prot_inuse_add(sock_net(&dsk->sk), &data_proto,
@@ -390,6 +403,7 @@ static int alg_release(struct socket *sock)
 			local_bh_enable();
 		}
 		sock_put(&dsk->sk);
+		DUMP_DSK(dsk);
 	}
 
 	if (ask->hash.init != 0)
@@ -450,12 +464,16 @@ static int alg_accept(struct socket *sock, struct socket *newsock, int flags)
 
 	dsk = ask->slaves[ask->accept_idx];
 	ask->accept_idx++;
+	DUMP_DSK(dsk);
 
 	sock_hold(&ask->sk);
+	DUMP_DSK(dsk);
 	dsk->master = ask;
 
 	sock_hold(&dsk->sk);
+	DUMP_DSK(dsk);
 	sock_graft(&dsk->sk, newsock);
+	DUMP_DSK(dsk);
 	return 0;
 }
 
@@ -493,6 +511,7 @@ static int alg_listen(struct socket *sock, int len)
 
 		dsk = data_sk(newsk);
 		dsk->index = i;
+		DUMP_DSK(dsk);
 
 		ask->slaves[i] = dsk;
 	}
@@ -509,6 +528,7 @@ err_partial:
 		ask->slaves[i] = NULL;
 
 		BUG_ON(dsk == NULL);
+		DUMP_DSK(dsk);
 
 		// FIXME: cleaner - on last sock_put
 		local_bh_disable();
@@ -516,6 +536,7 @@ err_partial:
 		local_bh_enable();
 
 		sock_put(&dsk->sk);
+		DUMP_DSK(dsk);
 	}
 	return -ENOMEM;
 }
-- 
cgit