Add DKIOCTRIM for TRIM support.

See dechamps/zfs@cc6cd40 for details. This harmless addition was merged to simplify testing the ZFS TRIM support patches. Signed-off-by: Brian Behlendorf <[email protected]> Closes openzfs#167
dechamps · Sep 2, 2012 · ac8ca67 · ac8ca67
1 parent 46b3945
commit ac8ca67
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/include/sys/dkio.h b/include/sys/dkio.h
@@ -33,5 +33,6 @@ struct dk_callback {
 
 #define	DKIOC			(0x04 << 8)
 #define	DKIOCFLUSHWRITECACHE	(DKIOC | 34)
+#define	DKIOCTRIM		(DKIOC | 35)
 
 #endif /* _SPL_DKIO_H */