On Wed, 20 Jun 2012, Jeff Moyer wrote:

> Alan Stern <st...@rowland.harvard.edu> writes:
> 
> > On Tue, 19 Jun 2012, Dima Tisnek wrote:
> >
> >> I made a microsd flash with 2 partitions, sdb1 is data partition, and
> >> sdb2 is a sentinel partition, 1 block in size.
> >> 
> >> I attached the usb-microsd reader with that card in it and by mistake
> >> tried to mount the sentinel partition, I ran:
> >> mount /dev/sdb2 /mnt/flash/
> >> 
> >> mount got stuck, I was not able to kill or strace it, I pulled the usb
> >> reader from the port, mount was still stuck, here's the dmesg log:
> 
> Hi, Dima,
> 
> Could you try the following patch?
> 
> Thanks,
> Jeff
> 
> diff --git a/fs/buffer.c b/fs/buffer.c
> index 838a9cf..769b30b 100644
> --- a/fs/buffer.c
> +++ b/fs/buffer.c
> @@ -930,7 +930,7 @@ init_page_buffers(struct page *page, struct block_device 
> *bdev,
>                       bh->b_blocknr = block;
>                       if (uptodate)
>                               set_buffer_uptodate(bh);
> -                     if (block < end_block)
> +                     if (block <= end_block)
>                               set_buffer_mapped(bh);
>               }
>               block++;

Jeff, does this also fix Bugzilla #43269?

Alan Stern

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majord...@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Reply via email to