Add flush array

1 files changed, 25 insertions, 2 deletions

diff --git a/litmus/cache_proc.c b/litmus/cache_proc.c
index 85d86c02d6e9..2f308142d2da 100644
--- a/litmus/cache_proc.c
+++ b/litmus/cache_proc.c
@@ -804,6 +804,11 @@ static struct ctl_table cache_table[] =
                 .proc_handler   = do_perf_test_proc_handler,

         },

         {

+                .procname       = "setup_flusher",

+                .mode           = 0644,

+                .proc_handler   = setup_flusher_proc_handler,

+        },

+        {

                 .procname       = "lockdown_reg_0",

                 .mode           = 0644,

                 .proc_handler   = lockdown_reg_handler,

@@ -991,10 +996,10 @@ int setup_flusher_array(void)
                         int node;

                         switch (color) {

                                 case 0:

-                                        node = 32;

+                                        node = 48;

                                         break;

                                 case 1:

-                                        node = 33;

+                                        node = 49;

                                         break;

                                 case 2:

                                         node = 50;

@@ -1194,6 +1199,24 @@ int do_perf_test_proc_handler(struct ctl_table *table, int write,
         return ret;

 }

 

+int setup_flusher_proc_handler(struct ctl_table *table, int write,

+                void __user *buffer, size_t *lenp, loff_t *ppos)

+{

+        int ret = -EINVAL;

+

+        if (write && flusher_pages == NULL) {

+                ret = setup_flusher_array();

+                printk(KERN_INFO "setup flusher return: %d\n", ret);

+        

+        }

+        else if (flusher_pages) {

+                printk(KERN_INFO "flusher_pages is already set!\n");

+                ret = 0;

+        }

+        

+        return ret;

+}

+

 static struct ctl_table_header *litmus_sysctls;

 

 static int __init litmus_sysctl_init(void)