[PATCH] block: provide compat ioctl for BLKZEROOUT

From: Mikulas Patocka
Date: Wed Jul 02 2014 - 12:46:32 EST


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@xxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx # 3.7+

---
block/compat_ioctl.c | 1 +
1 file changed, 1 insertion(+)

Index: linux-3.16-rc3/block/compat_ioctl.c
===================================================================
--- linux-3.16-rc3.orig/block/compat_ioctl.c 2014-07-02 18:19:02.000000000 +0200
+++ linux-3.16-rc3/block/compat_ioctl.c 2014-07-02 18:19:37.000000000 +0200
@@ -690,6 +690,7 @@ long compat_blkdev_ioctl(struct file *fi
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
--
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