Re: [dm-devel] [LSF/MM ATTEND] plan to deprecate old .request_fn request-based code path?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Jan 13, 2016 at 09:21:24AM +0100, Hannes Reinecke wrote:
> We have been down that road already. It doesn't work.
> There is a reason why we switched to request-based multipathing.

It's worth reminding people of the original write-up explaining this
switch:

  https://www.kernel.org/doc/ols/2007/ols2007v2-pages-235-244.pdf

(and that since that was written, there have been plenty of changes,
both to the request-based code itself and the bio-based path which Kent
streamlined).

Alasdair

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



[Index of Archives]     [Linux RAID]     [Linux SCSI]     [Linux ATA RAID]     [IDE]     [Linux Wireless]     [Linux Kernel]     [ATH6KL]     [Linux Bluetooth]     [Linux Netdev]     [Kernel Newbies]     [Security]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Device Mapper]

  Powered by Linux