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SubjectRe: [BUG] Linux-2.6.31-rc1-git9 Cannot Recognize Empty DVD Media
On Thu, Jul 09 2009, FUJITA Tomonori wrote:
> From: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
> Subject: [PATCH] block: call blk_scsi_ioctl_init()
>
> Currently, blk_scsi_ioctl_init() is not called so
> blk_default_cmd_filter isn't initalized. Some commands are not blocked
> wrongly.
>
> This fixes a regression introduced:
>
> commit 018e0446890661504783f92388ecce7138c1566d
> Author: Jens Axboe <jens.axboe@oracle.com>
> Date: Fri Jun 26 16:27:10 2009 +0200
>
> block: get rid of queue-private command filter
>
> Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
> ---
> block/scsi_ioctl.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/block/scsi_ioctl.c b/block/scsi_ioctl.c
> index f0e0ce0..e5b1001 100644
> --- a/block/scsi_ioctl.c
> +++ b/block/scsi_ioctl.c
> @@ -680,3 +680,4 @@ int __init blk_scsi_ioctl_init(void)
> blk_set_cmd_filter_defaults(&blk_default_cmd_filter);
> return 0;
> }
> +fs_initcall(blk_scsi_ioctl_init);
> --
> 1.6.0.6

You beat me to it, it was the missing call as I suspected. This
works, I verified it myself. Applied to for-linus, going upstream
soon.

--
Jens Axboe



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