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-rw-r--r--net/sunrpc/cache.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 39bddba53ba..95690a8a4d8 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -1331,12 +1331,18 @@ static unsigned int cache_poll_procfs(struct file *filp, poll_table *wait)
return cache_poll(filp, wait, cd);
}
-static int cache_ioctl_procfs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+static long cache_ioctl_procfs(struct file *filp,
+ unsigned int cmd, unsigned long arg)
{
+ long ret;
+ struct inode *inode = filp->f_path.dentry->d_inode;
struct cache_detail *cd = PDE(inode)->data;
- return cache_ioctl(inode, filp, cmd, arg, cd);
+ lock_kernel();
+ ret = cache_ioctl(inode, filp, cmd, arg, cd);
+ unlock_kernel();
+
+ return ret;
}
static int cache_open_procfs(struct inode *inode, struct file *filp)
@@ -1359,7 +1365,7 @@ static const struct file_operations cache_file_operations_procfs = {
.read = cache_read_procfs,
.write = cache_write_procfs,
.poll = cache_poll_procfs,
- .ioctl = cache_ioctl_procfs, /* for FIONREAD */
+ .unlocked_ioctl = cache_ioctl_procfs, /* for FIONREAD */
.open = cache_open_procfs,
.release = cache_release_procfs,
};