page-flags: introduce page flags policies wrt compound pages

[cascardo/linux.git] / kernel / sysctl.c

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 5faf89a..c810f8a 100644 (file)
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1568,6 +1568,28 @@ static struct ctl_table vm_table[] = {
                .mode           = 0644,
                .proc_handler   = proc_doulongvec_minmax,
        },
+#ifdef CONFIG_HAVE_ARCH_MMAP_RND_BITS
+       {
+               .procname       = "mmap_rnd_bits",
+               .data           = &mmap_rnd_bits,
+               .maxlen         = sizeof(mmap_rnd_bits),
+               .mode           = 0600,
+               .proc_handler   = proc_dointvec_minmax,
+               .extra1         = (void *)&mmap_rnd_bits_min,
+               .extra2         = (void *)&mmap_rnd_bits_max,
+       },
+#endif
+#ifdef CONFIG_HAVE_ARCH_MMAP_RND_COMPAT_BITS
+       {
+               .procname       = "mmap_rnd_compat_bits",
+               .data           = &mmap_rnd_compat_bits,
+               .maxlen         = sizeof(mmap_rnd_compat_bits),
+               .mode           = 0600,
+               .proc_handler   = proc_dointvec_minmax,
+               .extra1         = (void *)&mmap_rnd_compat_bits_min,
+               .extra2         = (void *)&mmap_rnd_compat_bits_max,
+       },
+#endif
        { }
 };