[dm-devel] [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm

[Ric Wheeler]

  On 09/10/2010 07:36 PM, Tejun Heo wrote:
> On 09/10/2010 10:06 PM, Mikulas Patocka wrote:
>> But I have my work rules that I learned: I use no git kernels and no
>> external patches (except Alasdair's patchset that I want to test). I only
>> use -rc or final kernels. I need a stable computer --- I don't want to
>> solve problems like "does it crash because I pulled something or does it
>> crash because I made a bug in my code?" So, put that into 2.6.37-rc1 and
>> I'll optimize flushes in dm for -rc2 or -rc3.
> Alright, I'm sorry but this is as far as I would go for dm conversion
> patches.  If you wanna split it further or do it your way, please feel
> free to.  I think it would be beneficial to do things now but, hey,
> you guys are maintaining dm part of the kernel, so it's up to you
> guys.  But, I think it would be silly for everyone else to wait for
> the rather special requirement for dm, so if we have to go forward
> without dm updates, I suppose we will have to.  Jens, please feel free
> to drop dm conversion patches.
>
> Thanks.
>

I think that we certainly want to continue to fix the whole path - including dm 
- so we do not end up with the fragmented set of works here/doesn't work there 
situation we had for several years. If Mikulas has better patches, he should 
post them for review.

Thanks!

Ric