f2fs: support swap file w/ DIO
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 0e36164..87a0d0b 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1498,7 +1498,7 @@
static inline struct f2fs_sb_info *F2FS_P_SB(struct page *page)
{
- return F2FS_M_SB(page->mapping);
+ return F2FS_M_SB(page_file_mapping(page));
}
static inline struct f2fs_super_block *F2FS_RAW_SUPER(struct f2fs_sb_info *sbi)
@@ -3717,7 +3717,8 @@
if (test_opt(sbi, LFS) && (rw == WRITE) &&
block_unaligned_IO(inode, iocb, iter))
return true;
- if (is_sbi_flag_set(F2FS_I_SB(inode), SBI_CP_DISABLED))
+ if (is_sbi_flag_set(F2FS_I_SB(inode), SBI_CP_DISABLED) &&
+ !(inode->i_flags & S_SWAPFILE))
return true;
return false;