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| H A D | file.c | diff dad2b015bb85799f8005da637954f8eafb83f34c Wed Sep 10 08:03:55 CDT 2014 Jeff Layton <jlayton@primarydata.com> nfs: fix RCU cl_xprt handling in nfs_swap_activate/deactivate
sparse says:
fs/nfs/file.c:543:60: warning: incorrect type in argument 1 (different address spaces)
fs/nfs/file.c:543:60: expected struct rpc_xprt *xprt
fs/nfs/file.c:543:60: got struct rpc_xprt [noderef] <asn:4>*cl_xprt
fs/nfs/file.c:548:53: warning: incorrect type in argument 1 (different address spaces)
fs/nfs/file.c:548:53: expected struct rpc_xprt *xprt
fs/nfs/file.c:548:53: got struct rpc_xprt [noderef] <asn:4>*cl_xprt
cl_xprt is RCU-managed, so we need to take care to dereference and use
it while holding the RCU read lock.
Cc: Mel Gorman <mgorman@suse.de>
Signed-off-by: Jeff Layton <jlayton@primarydata.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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