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authorMikulas Patocka <mpatocka@redhat.com>2014-07-02 18:46:23 +0200
committerJens Axboe <axboe@fb.com>2014-07-14 12:27:20 +0200
commit3b3a1814d1703027f9867d0f5cbbfaf6c7482474 (patch)
treeac60a1657655dd7a1aca68879faf2dfdcd5b62ce /block/compat_ioctl.c
parentblkcg: don't call into policy draining if root_blkg is already gone (diff)
downloadlinux-3b3a1814d1703027f9867d0f5cbbfaf6c7482474.tar.xz
linux-3b3a1814d1703027f9867d0f5cbbfaf6c7482474.zip
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>
Diffstat (limited to 'block/compat_ioctl.c')
-rw-r--r--block/compat_ioctl.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index fbd5a67cb773..a0926a6094b2 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -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