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From: Chao Yu <chao@kernel.org>
To: jaegeuk@kernel.org
Cc: linux-f2fs-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org, Chao Yu <chao@kernel.org>
Subject: [PATCH 6/6] f2fs: fix to update iostat correctly in f2fs_filemap_fault()
Date: Sun, 10 Dec 2023 19:35:47 +0800	[thread overview]
Message-ID: <20231210113547.3412782-6-chao@kernel.org> (raw)
In-Reply-To: <20231210113547.3412782-1-chao@kernel.org>

In f2fs_filemap_fault(), it fixes to update iostat info only if
VM_FAULT_LOCKED is tagged in return value of filemap_fault().

Fixes: 8b83ac81f428 ("f2fs: support read iostat")
Signed-off-by: Chao Yu <chao@kernel.org>
---
 fs/f2fs/file.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 8af4b29c3e1a..0626da43fa84 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -42,7 +42,7 @@ static vm_fault_t f2fs_filemap_fault(struct vm_fault *vmf)
 	vm_fault_t ret;
 
 	ret = filemap_fault(vmf);
-	if (!ret)
+	if (ret & VM_FAULT_LOCKED)
 		f2fs_update_iostat(F2FS_I_SB(inode), inode,
 					APP_MAPPED_READ_IO, F2FS_BLKSIZE);
 
-- 
2.40.1


  parent reply	other threads:[~2023-12-10 11:36 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-10 11:35 [PATCH 1/6] f2fs: fix to tag gcing flag on page during block migration Chao Yu
2023-12-10 11:35 ` [PATCH 2/6] f2fs: fix to wait on block writeback for post_read case Chao Yu
2023-12-10 11:35 ` [PATCH 3/6] f2fs: fix to check compress file in f2fs_move_file_range() Chao Yu
2023-12-10 11:35 ` [PATCH 4/6] f2fs: don't set FI_PREALLOCATED_ALL for partial write Chao Yu
2023-12-11 22:08   ` Jaegeuk Kim
2023-12-10 11:35 ` [PATCH 5/6] f2fs: fix to restrict condition of compress inode conversion Chao Yu
2023-12-11 22:11   ` Jaegeuk Kim
2023-12-12  1:05     ` Chao Yu
2023-12-12 22:21       ` Jaegeuk Kim
2023-12-28 15:33         ` Chao Yu
2024-01-02 22:54           ` Jaegeuk Kim
2024-01-11  3:07             ` Chao Yu
2023-12-10 11:35 ` Chao Yu [this message]
2023-12-14 20:50 ` [f2fs-dev] [PATCH 1/6] f2fs: fix to tag gcing flag on page during block migration patchwork-bot+f2fs

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