Date: Wed, 25 Feb 2015 08:01:05 +0000 From: "arybchik (Andrew Rybchenko)" <phabric-noreply@FreeBSD.org> To: freebsd-net@freebsd.org Subject: [Differential] [Commented On] D1697: sfxge: Expect required init_state on data path and in periodic calls Message-ID: <cbb67eb15776a67090dfff64c9b800b1@localhost.localdomain> In-Reply-To: <differential-rev-PHID-DREV-hutuusvlrz6sglistgnd-req@FreeBSD.org> References: <differential-rev-PHID-DREV-hutuusvlrz6sglistgnd-req@FreeBSD.org>
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arybchik added a comment. I did measurements when implemented the patch and just retested once again using pmcstat instruction and BR_MISP_RETIRED.ALL_BRANCHES counters. With the patch applied the number of instruction events is 1% less and number of mispredicted branch events is 5% less. REVISION DETAIL https://reviews.freebsd.org/D1697 To: arybchik, gnn Cc: freebsd-net
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