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authorHsiang Kao <hsiangkao@aol.com>2017-09-24 02:45:42 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2017-10-10 12:49:52 -0700
commit71cb4afff80cee2b0f0dfda32f55e4e8d4f1153d (patch)
tree3ec4297e17253f49da1ddc470937638d3e03fd43
parent14d8d5f7de5a4503156f21691a01aee815734498 (diff)
f2fs: allow readpages with NULL file pointer
Keep in line with the other Linux file system implementations since page_cache_sync_readahead supports NULL file pointer, and thus we can readahead data by f2fs itself without file opening (something like the btrfs behavior). Signed-off-by: Gao Xiang <gaoxiang25@huawei.com> Reviewed-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
-rw-r--r--fs/f2fs/data.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 36b535207c88..9b68fb7eb5f1 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1334,7 +1334,7 @@ static int f2fs_read_data_pages(struct file *file,
struct address_space *mapping,
struct list_head *pages, unsigned nr_pages)
{
- struct inode *inode = file->f_mapping->host;
+ struct inode *inode = mapping->host;
struct page *page = list_last_entry(pages, struct page, lru);
trace_f2fs_readpages(inode, page, nr_pages);