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SubjectRe: tasks getting stuck on mmap_sem?
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From: Dimitris Michailidis <dm@chelsio.com>
Date: Mon, 16 Aug 2010 22:22:04 -0700

> This may be similar to the problems IA-64 had last week as a result of
> the rwsem changes, eg see commit
> 01d69a82e1d3c938da16bf55aab000672243aa24. I see
> arch/sparc/include/asm/atomic_64.h uses ints with atomic64_t, which
> was a problem for IA-64. Just guessing.

Thanks Dimitris I'll take a look.


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