linux-kernel - [PATCH] fault_inject: silence a warning

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Message-Id: <20070723120246.af0d4df0.sfr@canb.auug.org.au>
Date:	Mon, 23 Jul 2007 12:02:46 +1000
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] 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@...b.auug.org.au>
---
 lib/fault-inject.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

-- 
Cheers,
Stephen Rothwell                    sfr@...b.auug.org.au

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 @@ static void debugfs_ul_set(void *data, u64 val)
 	*(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 @@ static struct dentry *debugfs_create_ul(const char *name, mode_t mode,
 	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 @@ static struct dentry *debugfs_create_ul_MAX_STACK_TRACE_DEPTH(
 	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)
 {
-- 
1.5.2.3

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