linux-kernel - [PATCH v2] Revert "f2fs: use printk_ratelimited for f2fs

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Date:   Wed, 22 Aug 2018 17:17:47 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     <jaegeuk@...nel.org>
CC:     <linux-f2fs-devel@...ts.sourceforge.net>,
        <linux-kernel@...r.kernel.org>, <chao@...nel.org>,
        Chao Yu <yuchao0@...wei.com>
Subject: [PATCH v2] Revert "f2fs: use printk_ratelimited for f2fs_msg"

Don't limit printing log, so that we will not miss any key messages.

This reverts commit a36c106dffb616250117efb1cab271c19a8f94ff.

In addition, we use printk_ratelimited to avoid too many log prints.
- error injection
- discard submission failure

Signed-off-by: Chao Yu <yuchao0@...wei.com>
---
 fs/f2fs/f2fs.h    | 6 +++---
 fs/f2fs/segment.c | 6 +++---
 fs/f2fs/super.c   | 2 +-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 57cd6d7f36ea..20f4afa161d0 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1312,9 +1312,9 @@ struct f2fs_sb_info {
 };
 
 #ifdef CONFIG_F2FS_FAULT_INJECTION
-#define f2fs_show_injection_info(type)				\
-	printk("%sF2FS-fs : inject %s in %s of %pF\n",		\
-		KERN_INFO, f2fs_fault_name[type],		\
+#define f2fs_show_injection_info(type)					\
+	printk_ratelimited("%sF2FS-fs : inject %s in %s of %pF\n",	\
+		KERN_INFO, f2fs_fault_name[type],			\
 		__func__, __builtin_return_address(0))
 static inline bool time_to_inject(struct f2fs_sb_info *sbi, int type)
 {
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index f9007360e59a..9dd896171976 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -905,9 +905,9 @@ static void __remove_discard_cmd(struct f2fs_sb_info *sbi,
 		dc->error = 0;
 
 	if (dc->error)
-		f2fs_msg(sbi->sb, KERN_INFO,
-			"Issue discard(%u, %u, %u) failed, ret: %d",
-			dc->lstart, dc->start, dc->len, dc->error);
+		printk_ratelimited(
+			"%sF2FS-fs: Issue discard(%u, %u, %u) failed, ret: %d",
+			KERN_INFO, dc->lstart, dc->start, dc->len, dc->error);
 	__detach_discard_cmd(dcc, dc);
 }
 
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 64daf9f415fa..b0291c528898 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -207,7 +207,7 @@ void f2fs_msg(struct super_block *sb, const char *level, const char *fmt, ...)
 	va_start(args, fmt);
 	vaf.fmt = fmt;
 	vaf.va = &args;
-	printk_ratelimited("%sF2FS-fs (%s): %pV\n", level, sb->s_id, &vaf);
+	printk("%sF2FS-fs (%s): %pV\n", level, sb->s_id, &vaf);
 	va_end(args);
 }
 
-- 
2.18.0.rc1