Date: Thu, 24 Aug 2006 16:35:19 -0700 From: "Matt Reimer" <mattjreimer@gmail.com> To: "Pyun YongHyeon" <yongari@freebsd.org> Cc: cvs-src@freebsd.org, src-committers@freebsd.org, cvs-all@freebsd.org Subject: Re: cvs commit: src/sys/dev/em if_em.c if_em.h Message-ID: <f383264b0608241635j20fc3302j1dc5273e64aa9303@mail.gmail.com> In-Reply-To: <200608140150.k7E1osuf005683@repoman.freebsd.org> References: <200608140150.k7E1osuf005683@repoman.freebsd.org>
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On 8/13/06, Pyun YongHyeon <yongari@freebsd.org> wrote: > yongari 2006-08-14 01:50:54 UTC > > FreeBSD src repository > > Modified files: > sys/dev/em if_em.c if_em.h > Log: > Overhaul Rx path to recover from mbuf cluster allocation failure. > o Create one more spare DMA map for Rx handler to recover from > bus_dmamap_load_mbuf_sg(9) failure. > o Make sure to update status bit in Rx descriptors even if we failed > to allocate a new buffer. Previously it resulted in stuck condition > and em_handle_rxtx task took up all available CPU cycles. [snip] Does anyone have a RELENG_6 version of this patch? I'd like to test it. Matt
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