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Re: [PATCH 2/6] Fall back to locking if elision runs out of retries.
- From: Andi Kleen <andi at firstfloor dot org>
- To: libc-alpha at sourceware dot org
- Date: Mon, 02 Sep 2013 14:08:28 -0700
- Subject: Re: [PATCH 2/6] Fall back to locking if elision runs out of retries.
- Authentication-results: sourceware.org; auth=none
- References: <20130902075228 dot GA4792 at linux dot vnet dot ibm dot com> <20130902075946 dot GB4997 at linux dot vnet dot ibm dot com>
Dominik Vogt <vogt@linux.vnet.ibm.com> writes:
> With the old code, elision would never be disabled if every transaction aborts
> with a temporary failure. This patch introduces a new configuration value that
> is used whenever pthread_mutex_lock runs out of retries.
I don't know what is a temporary failure?
AFAIK all the abort situations on TSX were already covered.
-Andi
--
ak@linux.intel.com -- Speaking for myself only