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| author | Peng Tao <bergwolf@gmail.com> | 2011-09-22 21:50:10 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-10-18 09:08:12 -0700 |
| commit | c1225158a8dad9e9d5eee8a17dbbd9c7cda05ab9 (patch) | |
| tree | ed543930670a47c3cb911d5580941584509b73f2 /fs/nfs/blocklayout/blocklayoutdev.c | |
| parent | fdc17abbc4b6094b34ee8ff5d91eaba8637594a2 (diff) | |
| download | op-kernel-dev-c1225158a8dad9e9d5eee8a17dbbd9c7cda05ab9.zip op-kernel-dev-c1225158a8dad9e9d5eee8a17dbbd9c7cda05ab9.tar.gz | |
SUNRPC/NFS: make rpc pipe upcall generic
The same function is used by idmap, gss and blocklayout code. Make it
generic.
Signed-off-by: Peng Tao <peng_tao@emc.com>
Signed-off-by: Jim Rees <rees@umich.edu>
Cc: stable@kernel.org [3.0]
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/blocklayout/blocklayoutdev.c')
| -rw-r--r-- | fs/nfs/blocklayout/blocklayoutdev.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/fs/nfs/blocklayout/blocklayoutdev.c b/fs/nfs/blocklayout/blocklayoutdev.c index 0b1fb0e..d08ba91 100644 --- a/fs/nfs/blocklayout/blocklayoutdev.c +++ b/fs/nfs/blocklayout/blocklayoutdev.c @@ -79,28 +79,6 @@ int nfs4_blkdev_put(struct block_device *bdev) return blkdev_put(bdev, FMODE_READ); } -/* - * Shouldn't there be a rpc_generic_upcall() to do this for us? - */ -ssize_t bl_pipe_upcall(struct file *filp, struct rpc_pipe_msg *msg, - char __user *dst, size_t buflen) -{ - char *data = (char *)msg->data + msg->copied; - size_t mlen = min(msg->len - msg->copied, buflen); - unsigned long left; - - left = copy_to_user(dst, data, mlen); - if (left == mlen) { - msg->errno = -EFAULT; - return -EFAULT; - } - - mlen -= left; - msg->copied += mlen; - msg->errno = 0; - return mlen; -} - static struct bl_dev_msg bl_mount_reply; ssize_t bl_pipe_downcall(struct file *filp, const char __user *src, |
