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authorMikulas Patocka <mpatocka@redhat.com>2014-07-02 12:46:23 -0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-07-31 12:44:06 -0700
commit7d90f5124975744bf119b349a28a0c189c1625da (patch)
treea2045140b7dbe933e04f94597057b7f38a34a5ba
parent1f919283ecd0b3b6ee77a6691cce696ef6fb3e60 (diff)
downloadlwn-7d90f5124975744bf119b349a28a0c189c1625da.tar.gz
lwn-7d90f5124975744bf119b349a28a0c189c1625da.zip
block: provide compat ioctl for BLKZEROOUT
commit 3b3a1814d1703027f9867d0f5cbbfaf6c7482474 upstream. 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> Acked-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Jens Axboe <axboe@fb.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-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