Re: [PATCH] md: avoid use of broken kzalloc mempool

[Sage Weil]

On Mon, 3 Aug 2009, Andi Kleen wrote:
> Sage Weil <sage@xxxxxxxxxxxx> writes:
> 
> > The kzalloc mempool does not re-zero items that have been used and then
> > returned to the pool.  Manually zero the allocated multipath_bh instead.
> 
> Why not fix that in mempool instead? That would seem like the right place
> to fix such a bug, instead of adding workarounds to all callers.

That was my original proposal, but Andrew suggested it wasn't worth the 
added complexity for only 2 users (or actually, just 1).  See this thread:

http://marc.info/?l=linux-mm&m=124933189913260&w=2

sage
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