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| author | Luis Chamberlain <mcgrof@kernel.org> | 2023-03-02 23:28:23 +0300 |
|---|---|---|
| committer | Luis Chamberlain <mcgrof@kernel.org> | 2023-05-03 05:23:29 +0300 |
| commit | 9e7c73c0b9f49bc73818e08e6282a32b94d96168 (patch) | |
| tree | fcc4c7db649ca650de3180956b309db5bd3195b6 | |
| parent | 348551ddaf311c76b01cdcbaf61b6fef06a49144 (diff) | |
| download | linux-9e7c73c0b9f49bc73818e08e6282a32b94d96168.tar.xz | |
kernel: pid_namespace: simplify sysctls with register_sysctl()
register_sysctl_paths() is only required if your child (directories)
have entries and pid_namespace does not. So use register_sysctl_init()
instead where we don't care about the return value and use
register_sysctl() where we do.
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Acked-by: Jeff Xu <jeffxu@google.com>
Link: https://lore.kernel.org/r/20230302202826.776286-9-mcgrof@kernel.org
| -rw-r--r-- | kernel/pid_namespace.c | 3 | ||||
| -rw-r--r-- | kernel/pid_sysctl.h | 3 |
2 files changed, 2 insertions, 4 deletions
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c index 46e0d5a3f91f..b43eee07b00c 100644 --- a/kernel/pid_namespace.c +++ b/kernel/pid_namespace.c @@ -314,7 +314,6 @@ static struct ctl_table pid_ns_ctl_table[] = { }, { } }; -static struct ctl_path kern_path[] = { { .procname = "kernel", }, { } }; #endif /* CONFIG_CHECKPOINT_RESTORE */ int reboot_pid_ns(struct pid_namespace *pid_ns, int cmd) @@ -473,7 +472,7 @@ static __init int pid_namespaces_init(void) pid_ns_cachep = KMEM_CACHE(pid_namespace, SLAB_PANIC | SLAB_ACCOUNT); #ifdef CONFIG_CHECKPOINT_RESTORE - register_sysctl_paths(kern_path, pid_ns_ctl_table); + register_sysctl_init("kernel", pid_ns_ctl_table); #endif register_pid_ns_sysctl_table_vm(); diff --git a/kernel/pid_sysctl.h b/kernel/pid_sysctl.h index e22d072e1e24..d67a4d45bb42 100644 --- a/kernel/pid_sysctl.h +++ b/kernel/pid_sysctl.h @@ -46,10 +46,9 @@ static struct ctl_table pid_ns_ctl_table_vm[] = { }, { } }; -static struct ctl_path vm_path[] = { { .procname = "vm", }, { } }; static inline void register_pid_ns_sysctl_table_vm(void) { - register_sysctl_paths(vm_path, pid_ns_ctl_table_vm); + register_sysctl("vm", pid_ns_ctl_table_vm); } #else static inline void initialize_memfd_noexec_scope(struct pid_namespace *ns) {} |