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Diffstat (limited to 'fs/f2fs/f2fs.h')
-rw-r--r--fs/f2fs/f2fs.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index cd9748af1b63..e1dd986262cb 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -70,6 +70,13 @@ struct f2fs_mount_info {
unsigned int opt;
};
+#define F2FS_HAS_FEATURE(sb, mask) \
+ ((F2FS_SB(sb)->raw_super->feature & cpu_to_le32(mask)) != 0)
+#define F2FS_SET_FEATURE(sb, mask) \
+ F2FS_SB(sb)->raw_super->feature |= cpu_to_le32(mask)
+#define F2FS_CLEAR_FEATURE(sb, mask) \
+ F2FS_SB(sb)->raw_super->feature &= ~cpu_to_le32(mask)
+
#define CRCPOLY_LE 0xedb88320
static inline __u32 f2fs_crc32(void *buf, size_t len)