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Diffstat (limited to 'include/uapi/linux/f2fs.h')
-rw-r--r--include/uapi/linux/f2fs.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/uapi/linux/f2fs.h b/include/uapi/linux/f2fs.h
index f7aaf8d23e20..795e26258355 100644
--- a/include/uapi/linux/f2fs.h
+++ b/include/uapi/linux/f2fs.h
@@ -44,6 +44,7 @@
#define F2FS_IOC_COMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 24)
#define F2FS_IOC_START_ATOMIC_REPLACE _IO(F2FS_IOCTL_MAGIC, 25)
#define F2FS_IOC_GET_DEV_ALIAS_FILE _IOR(F2FS_IOCTL_MAGIC, 26, __u32)
+#define F2FS_IOC_IO_PRIO _IOW(F2FS_IOCTL_MAGIC, 27, __u32)
/*
* should be same as XFS_IOC_GOINGDOWN.
@@ -63,6 +64,12 @@
#define F2FS_TRIM_FILE_ZEROOUT 0x2 /* zero out */
#define F2FS_TRIM_FILE_MASK 0x3
+/* for F2FS_IOC_IO_PRIO */
+enum {
+ F2FS_IOPRIO_WRITE = 1, /* high write priority */
+ F2FS_IOPRIO_MAX,
+};
+
struct f2fs_gc_range {
__u32 sync;
__u64 start;