diff options
Diffstat (limited to 'fs/pipe.c')
| -rw-r--r-- | fs/pipe.c | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/fs/pipe.c b/fs/pipe.c index 9e6a01475815..22647f50b286 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -1481,10 +1481,24 @@ static struct file_system_type pipe_fs_type = { }; #ifdef CONFIG_SYSCTL -static SYSCTL_USER_TO_KERN_UINT_CONV(_pipe_maxsz, round_pipe_size) -static SYSCTL_UINT_CONV_CUSTOM(_pipe_maxsz, - sysctl_user_to_kern_uint_conv_pipe_maxsz, - sysctl_kern_to_user_uint_conv, true) + +static ulong round_pipe_size_ul(ulong size) +{ + return round_pipe_size(size); +} + +static int u2k_pipe_maxsz(const ulong *u_ptr, uint *k_ptr) +{ + return proc_uint_u2k_conv_uop(u_ptr, k_ptr, round_pipe_size_ul); +} + +static int do_proc_uint_conv_pipe_maxsz(ulong *u_ptr, uint *k_ptr, + int dir, const struct ctl_table *table) +{ + return proc_uint_conv(u_ptr, k_ptr, dir, table, true, + u2k_pipe_maxsz, + proc_uint_k2u_conv); +} static int proc_dopipe_max_size(const struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) |