From: Eric W. Biederman Because of a conflict with FS_INODE_NR none of the binary sysctl numbers use by mqueue, were available to user space. So just remove them. Signed-off-by: Eric W. Biederman Cc: Alexey Dobriyan Signed-off-by: Andrew Morton --- ipc/mqueue.c | 10 ---------- 1 file changed, 10 deletions(-) diff -puN ipc/mqueue.c~sysct-mqueue-remove-the-binary-sysctl-numbers ipc/mqueue.c --- a/ipc/mqueue.c~sysct-mqueue-remove-the-binary-sysctl-numbers +++ a/ipc/mqueue.c @@ -44,12 +44,6 @@ #define STATE_PENDING 1 #define STATE_READY 2 -/* used by sysctl */ -#define FS_MQUEUE 1 -#define CTL_QUEUESMAX 2 -#define CTL_MSGMAX 3 -#define CTL_MSGSIZEMAX 4 - /* default values */ #define DFLT_QUEUESMAX 256 /* max number of message queues */ #define DFLT_MSGMAX 10 /* max number of messages in each queue */ @@ -1197,7 +1191,6 @@ static int msg_maxsize_limit_max = INT_M static ctl_table mq_sysctls[] = { { - .ctl_name = CTL_QUEUESMAX, .procname = "queues_max", .data = &queues_max, .maxlen = sizeof(int), @@ -1205,7 +1198,6 @@ static ctl_table mq_sysctls[] = { .proc_handler = &proc_dointvec, }, { - .ctl_name = CTL_MSGMAX, .procname = "msg_max", .data = &msg_max, .maxlen = sizeof(int), @@ -1215,7 +1207,6 @@ static ctl_table mq_sysctls[] = { .extra2 = &msg_max_limit_max, }, { - .ctl_name = CTL_MSGSIZEMAX, .procname = "msgsize_max", .data = &msgsize_max, .maxlen = sizeof(int), @@ -1229,7 +1220,6 @@ static ctl_table mq_sysctls[] = { static ctl_table mq_sysctl_dir[] = { { - .ctl_name = FS_MQUEUE, .procname = "mqueue", .mode = 0555, .child = mq_sysctls, _