Date: Fri, 27 Jul 2012 11:31:37 -0700 From: Adrian Chadd <adrian@freebsd.org> To: Luigi Rizzo <rizzo@iet.unipi.it> Cc: current@freebsd.org Subject: Re: RFC: use EM_LEGACY_IRQ in if_lem.c ? Message-ID: <CAJ-VmokdJKX5q4n2RS8O3wTuK7Udf9CEEi=d9TDvyvtPZ5Gv3g@mail.gmail.com> In-Reply-To: <20120727063514.GA49988@onelab2.iet.unipi.it> References: <20120724202019.GA22927@onelab2.iet.unipi.it> <CAJ-VmokG-%2BkjaOC2g2uvVX5z4eBtry_-L8nMFaOPBan9SSzyYQ@mail.gmail.com> <20120725151403.GA33640@onelab2.iet.unipi.it> <CAJ-VmokmjVnFKr-MXEB55p7qDPAro6AUVHuDL5UGifUZ-W8Yfw@mail.gmail.com> <20120727063514.GA49988@onelab2.iet.unipi.it>
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Hm. Ok, I wonder whether it's a general case of "touching the hardware too much" versus a more specific case of "all that taskqueue scheduling overhead is killing us in virtualised environments." Adrian
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