linux-kernel - [PATCH 4.9 14/32] libceph: use kbasename() and kill ceph_file

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Date:   Fri,  9 Aug 2019 15:45:17 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Ilya Dryomov <idryomov@...il.com>,
        Alex Elder <elder@...aro.org>
Subject: [PATCH 4.9 14/32] libceph: use kbasename() and kill ceph_file_part()

From: Ilya Dryomov <idryomov@...il.com>

commit 6f4dbd149d2a151b89d1a5bbf7530ee5546c7908 upstream.

Signed-off-by: Ilya Dryomov <idryomov@...il.com>
Reviewed-by: Alex Elder <elder@...aro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 include/linux/ceph/ceph_debug.h |    6 +++---
 net/ceph/ceph_common.c          |   13 -------------
 2 files changed, 3 insertions(+), 16 deletions(-)

--- a/include/linux/ceph/ceph_debug.h
+++ b/include/linux/ceph/ceph_debug.h
@@ -3,6 +3,8 @@
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
+#include <linux/string.h>
+
 #ifdef CONFIG_CEPH_LIB_PRETTYDEBUG
 
 /*
@@ -12,12 +14,10 @@
  */
 
 # if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG)
-extern const char *ceph_file_part(const char *s, int len);
 #  define dout(fmt, ...)						\
 	pr_debug("%.*s %12.12s:%-4d : " fmt,				\
 		 8 - (int)sizeof(KBUILD_MODNAME), "    ",		\
-		 ceph_file_part(__FILE__, sizeof(__FILE__)),		\
-		 __LINE__, ##__VA_ARGS__)
+		 kbasename(__FILE__), __LINE__, ##__VA_ARGS__)
 # else
 /* faux printk call just to see any compiler warnings. */
 #  define dout(fmt, ...)	do {				\
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -45,19 +45,6 @@ bool libceph_compatible(void *data)
 }
 EXPORT_SYMBOL(libceph_compatible);
 
-/*
- * find filename portion of a path (/foo/bar/baz -> baz)
- */
-const char *ceph_file_part(const char *s, int len)
-{
-	const char *e = s + len;
-
-	while (e != s && *(e-1) != '/')
-		e--;
-	return e;
-}
-EXPORT_SYMBOL(ceph_file_part);
-
 const char *ceph_msg_type_name(int type)
 {
 	switch (type) {