[patch 12/21] x86, ds: defer ds selftests

[patch 12/21] x86, ds: defer ds selftests

[Markus Metzger]

Defer debug store selftests.


Signed-off-by: Markus Metzger <markus.t.metzger@intel.com>
---

Index: git-tip/arch/x86/kernel/ds.c
===================================================================
--- git-tip.orig/arch/x86/kernel/ds.c	2009-03-30 18:52:24.000000000 +0200
+++ git-tip/arch/x86/kernel/ds.c	2009-03-30 19:02:29.000000000 +0200
@@ -1289,26 +1289,6 @@ ds_configure(const struct ds_configurati
 		printk(KERN_INFO "[ds] pebs not available\n");
 	}
 
-	if (ds_cfg.sizeof_rec[ds_bts]) {
-		int error;
-
-		error = ds_selftest_bts();
-		if (error) {
-			WARN(1, "[ds] selftest failed. disabling bts.\n");
-			ds_cfg.sizeof_rec[ds_bts] = 0;
-		}
-	}
-
-	if (ds_cfg.sizeof_rec[ds_pebs]) {
-		int error;
-
-		error = ds_selftest_pebs();
-		if (error) {
-			WARN(1, "[ds] selftest failed. disabling pebs.\n");
-			ds_cfg.sizeof_rec[ds_pebs] = 0;
-		}
-	}
-
 	printk(KERN_INFO "[ds] sizes: address: %u bit, ",
 	       8 * ds_cfg.sizeof_ptr_field);
 	printk("bts/pebs record: %u/%u bytes\n",
@@ -1406,3 +1386,29 @@ void ds_copy_thread(struct task_struct *
 void ds_exit_thread(struct task_struct *tsk)
 {
 }
+
+static __init int ds_selftest(void)
+{
+	if (ds_cfg.sizeof_rec[ds_bts]) {
+		int error;
+
+		error = ds_selftest_bts();
+		if (error) {
+			WARN(1, "[ds] selftest failed. disabling bts.\n");
+			ds_cfg.sizeof_rec[ds_bts] = 0;
+		}
+	}
+
+	if (ds_cfg.sizeof_rec[ds_pebs]) {
+		int error;
+
+		error = ds_selftest_pebs();
+		if (error) {
+			WARN(1, "[ds] selftest failed. disabling pebs.\n");
+			ds_cfg.sizeof_rec[ds_pebs] = 0;
+		}
+	}
+
+	return 0;
+}
+device_initcall(ds_selftest);
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