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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-02-15 01:48:49 +0300 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-02-01 05:37:23 +0300 |
| commit | fda1bfef9e465b28260d27cd9e538dd601c4cdc1 (patch) | |
| tree | 125a5a8dbc027a9149d5ad4208bd27fe68a8009f | |
| parent | 30c5116b113689c87a711a0963753adadd702c04 (diff) | |
| download | linux-fda1bfef9e465b28260d27cd9e538dd601c4cdc1.tar.xz | |
SUNRPC: Make freeing of struct xprt rcu-safe
Have it call kfree_rcu() to ensure that we can use it on rcu-protected
lists.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
| -rw-r--r-- | include/linux/sunrpc/xprt.h | 1 | ||||
| -rw-r--r-- | net/sunrpc/xprt.c | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index 1bdb59a2efe8..83218129ff28 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -257,6 +257,7 @@ struct rpc_xprt { struct dentry *debugfs; /* debugfs directory */ atomic_t inject_disconnect; #endif + struct rcu_head rcu; }; #if defined(CONFIG_SUNRPC_BACKCHANNEL) diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index d8fd84c0cbba..605858699f6c 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -48,6 +48,7 @@ #include <linux/sunrpc/clnt.h> #include <linux/sunrpc/metrics.h> #include <linux/sunrpc/bc_xprt.h> +#include <linux/rcupdate.h> #include <trace/events/sunrpc.h> @@ -1166,7 +1167,7 @@ void xprt_free(struct rpc_xprt *xprt) { put_net(xprt->xprt_net); xprt_free_all_slots(xprt); - kfree(xprt); + kfree_rcu(xprt, rcu); } EXPORT_SYMBOL_GPL(xprt_free); |