On Thu, 11 Jan 2007 13:21:57 -0600 Michael Reed <[EMAIL PROTECTED]> wrote:
> Testing on my ia64 system reveals that this patch introduces a > data integrity error for direct i/o to a block device. Device > errors which result in i/o failure do not propagate to the > process issuing direct i/o to the device. > > This can be reproduced by doing writes to a fibre channel block > device and then disabling the switch port connecting the host > adapter to the switch. > Does this fix it? <thwaps Ken> <thwaps compiler> <adds new entry to Documentation/SubmitChecklist> diff -puN fs/block_dev.c~a fs/block_dev.c --- a/fs/block_dev.c~a +++ a/fs/block_dev.c @@ -146,7 +146,7 @@ static int blk_end_aio(struct bio *bio, iocb->ki_nbytes = -EIO; if (atomic_dec_and_test(bio_count)) { - if (iocb->ki_nbytes < 0) + if ((long)iocb->ki_nbytes < 0) aio_complete(iocb, iocb->ki_nbytes, 0); else aio_complete(iocb, iocb->ki_left, 0); _ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/