[PATCH 5/5] ipc: Show ranges of msgmni and shmmni with CTL_FLAGS_SHOW_RANGE

[Waiman Long]

The CTL_FLAGS_SHOW_RANGE flag is added to the msgmni and shmmni
ctl_table entries to show their ranges. Two range table entries are
reserved for the new *_range sysctl parameters.

Signed-off-by: Waiman Long <long...@redhat.com>
---
 ipc/ipc_sysctl.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/ipc/ipc_sysctl.c b/ipc/ipc_sysctl.c
index 2c03f57..3b4d7cd 100644
--- a/ipc/ipc_sysctl.c
+++ b/ipc/ipc_sysctl.c
@@ -143,7 +143,7 @@ static int proc_ipc_sem_dointvec(struct ctl_table *table, 
int write,
                .proc_handler   = proc_ipc_dointvec_minmax,
                .extra1         = &zero,
                .extra2         = &ipc_mni,
-               .flags          = CTL_FLAGS_CLAMP_RANGE,
+               .flags          = CTL_FLAGS_CLAMP_RANGE|CTL_FLAGS_SHOW_RANGE,
        },
        {
                .procname       = "shm_rmid_forced",
@@ -171,7 +171,7 @@ static int proc_ipc_sem_dointvec(struct ctl_table *table, 
int write,
                .proc_handler   = proc_ipc_dointvec_minmax,
                .extra1         = &zero,
                .extra2         = &ipc_mni,
-               .flags          = CTL_FLAGS_CLAMP_RANGE,
+               .flags          = CTL_FLAGS_CLAMP_RANGE|CTL_FLAGS_SHOW_RANGE,
        },
        {
                .procname       = "auto_msgmni",
@@ -228,6 +228,7 @@ static int proc_ipc_sem_dointvec(struct ctl_table *table, 
int write,
                .extra2         = &int_max,
        },
 #endif
+       CTL_RESERVE_RANGES(2)
        {}
 };
 
-- 
1.8.3.1