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authorPaolo Bonzini <pbonzini@redhat.com>2012-01-12 16:01:27 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2012-01-25 17:24:54 -0800
commit3b8373b85c761b2a12bdaf9fcee4c7a3eefa8459 (patch)
tree4960b4933b6eaf81c07f65bbae8d54aa081eadf8 /block
parent3ec3f83aee534f732fd7012ff6c04776952e47fd (diff)
downloadlwn-3b8373b85c761b2a12bdaf9fcee4c7a3eefa8459.tar.gz
lwn-3b8373b85c761b2a12bdaf9fcee4c7a3eefa8459.zip
block: add and use scsi_blk_cmd_ioctl
commit 577ebb374c78314ac4617242f509e2f5e7156649 upstream. Introduce a wrapper around scsi_cmd_ioctl that takes a block device. The function will then be enhanced to detect partition block devices and, in that case, subject the ioctls to whitelisting. Cc: linux-scsi@vger.kernel.org Cc: Jens Axboe <axboe@kernel.dk> Cc: James Bottomley <JBottomley@parallels.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'block')
-rw-r--r--block/scsi_ioctl.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
index 4f4230b79bb6..57ac93754841 100644
--- a/block/scsi_ioctl.c
+++ b/block/scsi_ioctl.c
@@ -691,6 +691,13 @@ int scsi_cmd_ioctl(struct request_queue *q, struct gendisk *bd_disk, fmode_t mod
}
EXPORT_SYMBOL(scsi_cmd_ioctl);
+int scsi_cmd_blk_ioctl(struct block_device *bd, fmode_t mode,
+ unsigned int cmd, void __user *arg)
+{
+ return scsi_cmd_ioctl(bd->bd_disk->queue, bd->bd_disk, mode, cmd, arg);
+}
+EXPORT_SYMBOL(scsi_cmd_blk_ioctl);
+
static int __init blk_scsi_ioctl_init(void)
{
blk_set_cmd_filter_defaults(&blk_default_cmd_filter);