KSP: added critical_{enter,exit} to lf_selfpatch

Signed-off-by: Oliver Pinter <[email protected]>
opntr · Aug 14, 2014 · 5be2b1d · 5be2b1d
1 parent 4a7f9f3
commit 5be2b1d
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/sys/kern/kern_selfpatch.c b/sys/kern/kern_selfpatch.c
@@ -134,13 +134,17 @@ lf_selfpatch(linker_file_t lf, int mod)
 	count = stop - start;
 	DBG("count: %d\n", count);
 
+	critical_enter();
+
 	for (patch = start; patch != stop; patch++) {
 		DBG("apply: %p\n", patch);
 		ret = lf_selfpatch_apply(lf, patch, mod);
 		if (ret != 0)
 			return (ret);
 	}
 
+	critical_exit();
+
 #ifdef KSP_DEBUG
 	/*
 	 * when selfpatch does not works, the system should crash