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rxrpc: Use refcount_t rather than atomic_t

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[ Upstream commit a05754295e01f006a651eec759c5dbe682ef6cef ]

Move to using refcount_t rather than atomic_t for refcounts in rxrpc.

Signed-off-by: David Howells <dhowells@redhat.com>
cc: Marc Dionne <marc.dionne@auristor.com>
cc: linux-afs@lists.infradead.org
Signed-off-by: David S. Miller <davem@davemloft.net>
Stable-dep-of: 3bcd6c7eaa53 ("rxrpc: Fix race between conn bundle lookup and bundle removal [ZDI-CAN-15975]")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
David Howells
2022-05-21 08:45:22 +01:00
committed by Greg Kroah-Hartman
parent bddde342c6
commit 23c03ee0ee
13 changed files with 119 additions and 122 deletions
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4
net/rxrpc/call_accept.c
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@@ -91,7 +91,7 @@ static int rxrpc_service_prealloc_one(struct rxrpc_sock *rx,
(head + 1) & (size - 1));
trace_rxrpc_conn(conn->debug_id, rxrpc_conn_new_service,
atomic_read(&conn->usage), here);
refcount_read(&conn->ref), here);
}
/* Now it gets complicated, because calls get registered with the
@@ -104,7 +104,7 @@ static int rxrpc_service_prealloc_one(struct rxrpc_sock *rx,
call->state = RXRPC_CALL_SERVER_PREALLOC;
trace_rxrpc_call(call->debug_id, rxrpc_call_new_service,
atomic_read(&call->usage),
refcount_read(&call->ref),
here, (const void *)user_call_ID);
write_lock(&rx->call_lock);