linux-kernel - [PATCH 1/2] f2fs: fix to keep compatibility of fault injection interface

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Message-Id: <20210806024521.52089-1-chao@kernel.org>
Date:   Fri,  6 Aug 2021 10:45:20 +0800
From:   Chao Yu <chao@...nel.org>
To:     jaegeuk@...nel.org
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org, Chao Yu <chao.yu@...ux.dev>,
        Chao Yu <chao@...nel.org>
Subject: [PATCH 1/2] f2fs: fix to keep compatibility of fault injection interface

The value of FAULT_* macros and its description in f2fs.rst became
inconsistent, fix this to keep compatibility of fault injection
interface.

Fixes: 67883ade7a98 ("f2fs: remove FAULT_ALLOC_BIO")
Signed-off-by: Chao Yu <chao@...nel.org>
---
 Documentation/filesystems/f2fs.rst | 1 +
 fs/f2fs/f2fs.h                     | 1 +
 2 files changed, 2 insertions(+)

diff --git a/Documentation/filesystems/f2fs.rst b/Documentation/filesystems/f2fs.rst
index 8f251a662542..8fe1450670bb 100644
--- a/Documentation/filesystems/f2fs.rst
+++ b/Documentation/filesystems/f2fs.rst
@@ -185,6 +185,7 @@ fault_type=%d		 Support configuring fault injection type, should be
 			 FAULT_KVMALLOC		  0x000000002
 			 FAULT_PAGE_ALLOC	  0x000000004
 			 FAULT_PAGE_GET		  0x000000008
+			 FAULT_ALLOC_BIO	  0x000000010 (obsolete)
 			 FAULT_ALLOC_NID	  0x000000020
 			 FAULT_ORPHAN		  0x000000040
 			 FAULT_BLOCK		  0x000000080
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 8e1c2766eee2..0f4349e6979a 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -43,6 +43,7 @@ enum {
 	FAULT_KVMALLOC,
 	FAULT_PAGE_ALLOC,
 	FAULT_PAGE_GET,
+	FAULT_ALLOC_BIO,	/* it's obsolete due to bio_alloc() will never fail */
 	FAULT_ALLOC_NID,
 	FAULT_ORPHAN,
 	FAULT_BLOCK,
-- 
2.22.1