linux-kernel - [PATCH 12/13] drivers/block/floppy.c: Readd SunOS eject cmd comment

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Message-Id: <2559266325cef800503beb097b24bb0cbe3ef215.1259733457.git.joe@perches.com>
Date:	Tue,  1 Dec 2009 22:07:52 -0800
From:	Joe Perches <joe@...ches.com>
To:	Stephen Hemminger <shemminger@...tta.com>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Marcin Slusarz <marcin.slusarz@...il.com>
Subject: [PATCH 12/13] drivers/block/floppy.c: Readd SunOS eject cmd comment

And a little comment neatening

Signed-off-by: Joe Perches <joe@...ches.com>
---
 drivers/block/floppy.c |   14 ++++++++------
 1 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index e054fae..7c33f61 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -1814,8 +1814,7 @@ static int fdc_configure(void)
 		return 0;
 	output_byte(0);
 	output_byte(0x10 | (no_fifo & 0x20) | (fifo_depth & 0xf));
-	output_byte(0);		/* pre-compensation from track
-				   0 upwards */
+	output_byte(0);		/* pre-compensation from track 0 upwards */
 	return 1;
 }
 
@@ -3991,9 +3990,12 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
 	} inparam;		/* parameters coming from user space */
 	const char *outparam;	/* parameters passed back to user space */
 
-	/* convert compatibility eject ioctls into floppy eject ioctl.
+	/*
+	 * convert compatibility eject ioctls into floppy eject ioctl.
 	 * We do this in order to provide a means to eject floppy disks before
-	 * installing the new fdutils package */
+	 * installing the new fdutils package,
+	 * 0x6470 is SunOS floppy eject
+	 */
 	if (cmd == CDROMEJECT || cmd == 0x6470) {
 		DPRINT("obsolete eject ioctl\n");
 		DPRINT("please use floppycontrol --eject\n");
@@ -4029,8 +4031,8 @@ static int fd_ioctl(struct block_device *bdev, fmode_t mode, unsigned int cmd,
 		if (lock_fdc(drive, true))
 			return -EINTR;
 
-		/* do the actual eject. Fails on
-		 * non-Sparc architectures */
+		/* Do the actual eject.
+		 * Fails on non-Sparc architectures */
 		ret = fd_eject(UNIT(drive));
 
 		set_bit(FD_DISK_CHANGED_BIT, &UDRS->flags);
-- 
1.6.6.rc0.57.gad7a

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