Date: Thu, 30 Sep 2004 13:51:05 -0400
From: Alan Cox <alan@redhat.com>
To: linux-kernel@vger.kernel.org, torvalds@osdl.org, akpm@osdl.org
Subject: PATCH: scsi docs
Message-ID: <20040930175105.GA30529@devserv.devel.redhat.com>
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People have had a long time to change and be aware of the correct return.
Some drivers now generate the correct return too.


diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.9rc3/Documentation/scsi/scsi_mid_low_api.txt linux-2.6.9rc3/Documentation/scsi/scsi_mid_low_api.txt
--- linux.vanilla-2.6.9rc3/Documentation/scsi/scsi_mid_low_api.txt	2004-09-30 16:13:07.221587568 +0100
+++ linux-2.6.9rc3/Documentation/scsi/scsi_mid_low_api.txt	2004-09-30 16:32:22.300988808 +0100
@@ -1091,10 +1091,6 @@
  *      mid level does not recognize it, then the LLD that controls
  *      the device receives the ioctl. According to recent Unix standards
  *      unsupported ioctl() 'cmd' numbers should return -ENOTTY.
- *      However the mid level returns -EINVAL for unrecognized 'cmd'
- *      numbers when this function is not supplied by the driver.
- *      Unfortunately some applications expect -EINVAL and react badly
- *      when -ENOTTY is returned; stick with -EINVAL.
  *
  *      Optionally defined in: LLD
  **/
-
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