1 files changed, 8 insertions, 0 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 90d1157..e10eb61 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -1254,6 +1254,14 @@ out:
 
 static int f2fs_release_file(struct inode *inode, struct file *filp)
 {
+	/*
+	 * f2fs_relase_file is called at every close calls. So we should
+	 * not drop any inmemory pages by close called by other process.
+	 */
+	if (!(filp->f_mode & FMODE_WRITE) ||
+			atomic_read(&inode->i_writecount) != 1)
+		return 0;
+
 	/* some remained atomic pages should discarded */
 	if (f2fs_is_atomic_file(inode))
 		drop_inmem_pages(inode);