diff options
| author | J. Bruce Fields <bfields@citi.umich.edu> | 2007-07-11 18:39:02 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2007-07-19 15:21:39 -0400 |
| commit | be879c4e249a8875d7129f3b0c1bb62584dafbd8 (patch) | |
| tree | 6d6d774ac4dd24ff280e83e1d6a65be29a6dc6f8 /include/linux/sunrpc/xdr.h | |
| parent | e3a535e1739a9da3cc316ccdfe5cd4bf84d745ac (diff) | |
SUNRPC: move bkl locking and xdr proc invocation into a common helper
Since every invocation of xdr encode or decode functions takes the BKL now,
there's a lot of redundant lock_kernel/unlock_kernel pairs that we can pull
out into a common function.
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'include/linux/sunrpc/xdr.h')
| -rw-r--r-- | include/linux/sunrpc/xdr.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h index 9e340fa23c0..c6b53d181bf 100644 --- a/include/linux/sunrpc/xdr.h +++ b/include/linux/sunrpc/xdr.h @@ -12,6 +12,7 @@ #include <linux/uio.h> #include <asm/byteorder.h> #include <linux/scatterlist.h> +#include <linux/smp_lock.h> /* * Buffer adjustment @@ -36,6 +37,21 @@ struct xdr_netobj { typedef int (*kxdrproc_t)(void *rqstp, __be32 *data, void *obj); /* + * We're still requiring the BKL in the xdr code until it's been + * more carefully audited, at which point this wrapper will become + * unnecessary. + */ +static inline int rpc_call_xdrproc(kxdrproc_t xdrproc, void *rqstp, __be32 *data, void *obj) +{ + int ret; + + lock_kernel(); + ret = xdrproc(rqstp, data, obj); + unlock_kernel(); + return ret; +} + +/* * Basic structure for transmission/reception of a client XDR message. * Features a header (for a linear buffer containing RPC headers * and the data payload for short messages), and then an array of |