fault_inject: silence a warning
lib/fault-inject.c:168: warning: 'debugfs_create_ul_MAX_STACK_TRACE_DEPTH' defined but not used
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/lib/fault-inject.c b/lib/fault-inject.c
index b18fc2f..23985a2 100644
--- a/lib/fault-inject.c
+++ b/lib/fault-inject.c
@@ -139,12 +139,14 @@
*(unsigned long *)data = val;
}
+#ifdef CONFIG_FAULT_INJECTION_STACKTRACE_FILTER
static void debugfs_ul_set_MAX_STACK_TRACE_DEPTH(void *data, u64 val)
{
*(unsigned long *)data =
val < MAX_STACK_TRACE_DEPTH ?
val : MAX_STACK_TRACE_DEPTH;
}
+#endif /* CONFIG_FAULT_INJECTION_STACKTRACE_FILTER */
static u64 debugfs_ul_get(void *data)
{
@@ -159,6 +161,7 @@
return debugfs_create_file(name, mode, parent, value, &fops_ul);
}
+#ifdef CONFIG_FAULT_INJECTION_STACKTRACE_FILTER
DEFINE_SIMPLE_ATTRIBUTE(fops_ul_MAX_STACK_TRACE_DEPTH, debugfs_ul_get,
debugfs_ul_set_MAX_STACK_TRACE_DEPTH, "%llu\n");
@@ -169,6 +172,7 @@
return debugfs_create_file(name, mode, parent, value,
&fops_ul_MAX_STACK_TRACE_DEPTH);
}
+#endif /* CONFIG_FAULT_INJECTION_STACKTRACE_FILTER */
static void debugfs_atomic_t_set(void *data, u64 val)
{