RAS/CEC: Rename count_threshold to action_threshold

... which is the better, more-fitting name anyway.

Tony:
 - make action_threshold u64 due to debugfs accessors expecting u64.
 - rename the remaining: s/count_threshold/action_threshold/g

Co-developed-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: linux-edac <linux-edac@vger.kernel.org>

diff --git a/drivers/ras/cec.c b/drivers/ras/cec.c
index da5797c38051405cb7d74c6e93c368728cbb2372..364f7e1a6bade01700a50e35117d3986e089be66 100644 (file)
--- a/drivers/ras/cec.c
+++ b/drivers/ras/cec.c
@@ -37,9 +37,9 @@
  * thus emulate an an LRU-like behavior when deleting elements to free up space
  * in the page.
  *
- * When an element reaches it's max count of count_threshold, we try to poison
- * it by assuming that errors triggered count_threshold times in a single page
- * are excessive and that page shouldn't be used anymore. count_threshold is
+ * When an element reaches it's max count of action_threshold, we try to poison
+ * it by assuming that errors triggered action_threshold times in a single page
+ * are excessive and that page shouldn't be used anymore. action_threshold is
  * initialized to COUNT_MASK which is the maximum.
  *
  * That error event entry causes cec_add_elem() to return !0 value and thus
@@ -122,7 +122,7 @@ static DEFINE_MUTEX(ce_mutex);
 static u64 dfs_pfn;
 
 /* Amount of errors after which we offline */
-static unsigned int count_threshold = COUNT_MASK;
+static u64 action_threshold = COUNT_MASK;
 
 /* Each element "decays" each decay_interval which is 24hrs by default. */
 #define CEC_DECAY_DEFAULT_INTERVAL     24 * 60 * 60    /* 24 hrs */
@@ -345,7 +345,7 @@ int cec_add_elem(u64 pfn)
 
        /* Check action threshold and soft-offline, if reached. */
        count = COUNT(ca->array[to]);
-       if (count >= count_threshold) {
+       if (count >= action_threshold) {
                u64 pfn = ca->array[to] >> PAGE_SHIFT;
 
                if (!pfn_valid(pfn)) {
@@ -416,18 +416,18 @@ static int decay_interval_set(void *data, u64 val)
 }
 DEFINE_DEBUGFS_ATTRIBUTE(decay_interval_ops, u64_get, decay_interval_set, "%lld\n");
 
-static int count_threshold_set(void *data, u64 val)
+static int action_threshold_set(void *data, u64 val)
 {
        *(u64 *)data = val;
 
        if (val > COUNT_MASK)
                val = COUNT_MASK;
 
-       count_threshold = val;
+       action_threshold = val;
 
        return 0;
 }
-DEFINE_DEBUGFS_ATTRIBUTE(count_threshold_ops, u64_get, count_threshold_set, "%lld\n");
+DEFINE_DEBUGFS_ATTRIBUTE(action_threshold_ops, u64_get, action_threshold_set, "%lld\n");
 
 static int array_dump(struct seq_file *m, void *v)
 {
@@ -453,7 +453,7 @@ static int array_dump(struct seq_file *m, void *v)
        seq_printf(m, "Decay interval: %lld seconds\n", decay_interval);
        seq_printf(m, "Decays: %lld\n", ca->decays_done);
 
-       seq_printf(m, "Action threshold: %d\n", count_threshold);
+       seq_printf(m, "Action threshold: %lld\n", action_threshold);
 
        mutex_unlock(&ce_mutex);
 
@@ -502,10 +502,10 @@ static int __init create_debugfs_nodes(void)
                goto err;
        }
 
-       count = debugfs_create_file("count_threshold", S_IRUSR | S_IWUSR, d,
-                                   &count_threshold, &count_threshold_ops);
+       count = debugfs_create_file("action_threshold", S_IRUSR | S_IWUSR, d,
+                                   &action_threshold, &action_threshold_ops);
        if (!count) {
-               pr_warn("Error creating count_threshold debugfs node!\n");
+               pr_warn("Error creating action_threshold debugfs node!\n");
                goto err;
        }