Commit 3b3a1814 authored Jul 02, 2014 by Mikulas Patocka Committed by Jens Axboe Jul 14, 2014

block: provide compat ioctl for BLKZEROOUT



This patch provides the compat BLKZEROOUT ioctl. The argument is a pointer
to two uint64_t values, so there is no need to translate it.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org	# 3.7+
Acked-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

parent 0b462c89

block/compat_ioctl.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -690,6 +690,7 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
		case BLKROSET:
		case BLKDISCARD:
		case BLKSECDISCARD:
		case BLKZEROOUT:
		/*
		* the ones below are implemented in blkdev_locked_ioctl,
		* but we call blkdev_ioctl, which gets the lock for us