X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=Documentation%2Fioctl%2Fhdio.txt;h=91a6ecbae0bb9601b7d50e084af1eeb96869f730;hb=d5dc056cce9e60528d5eac64efed623d26ffe46f;hp=c19efdeace2cd220a73554b66f5c0fbef1d81d0b;hpb=f0eef25339f92f7cd4aeea23d9ae97987a5a1e82;p=firefly-linux-kernel-4.4.55.git

diff --git a/Documentation/ioctl/hdio.txt b/Documentation/ioctl/hdio.txt
index c19efdeace2c..91a6ecbae0bb 100644
--- a/Documentation/ioctl/hdio.txt
+++ b/Documentation/ioctl/hdio.txt
@@ -508,12 +508,13 @@ HDIO_DRIVE_RESET		execute a device reset
 
 	error returns:
 	  EACCES	Access denied:  requires CAP_SYS_ADMIN
+	  ENXIO		No such device:	phy dead or ctl_addr == 0
+	  EIO		I/O error:	reset timed out or hardware error
 
 	notes:
 
-	  Abort any current command, prevent anything else from being
-	  queued, execute a reset on the device, and issue BLKRRPART
-	  ioctl on the block device.
+	  Execute a reset on the device as soon as the current IO
+	  operation has completed.
 
 	  Executes an ATAPI soft reset if applicable, otherwise
 	  executes an ATA soft reset on the controller.