diff options
Diffstat (limited to 'fs/proc/inode.c')
| -rw-r--r-- | fs/proc/inode.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/proc/inode.c b/fs/proc/inode.c index 445a02bcaab3..aea8502e58a3 100644 --- a/fs/proc/inode.c +++ b/fs/proc/inode.c @@ -18,6 +18,7 @@ #include <linux/module.h> #include <linux/smp_lock.h> #include <linux/sysctl.h> +#include <linux/slab.h> #include <asm/system.h> #include <asm/uaccess.h> @@ -231,9 +232,9 @@ static long proc_reg_unlocked_ioctl(struct file *file, unsigned int cmd, unsigne if (rv == -ENOIOCTLCMD) rv = -EINVAL; } else if (ioctl) { - lock_kernel(); + WARN_ONCE(1, "Procfs ioctl handlers must use unlocked_ioctl, " + "%pf will be called without the Bkl held\n", ioctl); rv = ioctl(file->f_path.dentry->d_inode, file, cmd, arg); - unlock_kernel(); } pde_users_dec(pde); |