Date: Mon, 24 Feb 2025 14:20:48 +0100 From: Mohammad Noureldin <mohammad@thelightbird.com> To: Jung-uk Kim <jkim@freebsd.org> Cc: Freebsd current <freebsd-current@freebsd.org> Subject: Re: Very poor -CURRENT boot performance on AMD Message-ID: <CAAQ96Dx3Ri_So1W4fWsODxbtcTGUJK_yjRZEzqezjUe64LpCwg@mail.gmail.com> In-Reply-To: <3c7dab54-ac92-4a65-8517-e1636361e33d@FreeBSD.org> References: <CAAQ96DxEOHexefyiFStHUYt6rnmGsGj%2BFvZhGyXqooaGyNEteg@mail.gmail.com> <3c7dab54-ac92-4a65-8517-e1636361e33d@FreeBSD.org>
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[-- Attachment #1 --] Hi Jung-uk Kim, On Thu, Feb 20, 2025 at 5:22 AM Jung-uk Kim <jkim@freebsd.org> wrote: > On 25. 2. 19., Mohammad Noureldin wrote: > > --snip-- > This happens because UEFI framebuffer access from boot loader is very > slow. Once the kernel is loaded and booted, everything is okay because > we properly set memory attribute. It's a long standing bug and there's > PR254381. > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254381 > > Jung-uk Kim > Cool! Thanks a lot for sharing. -- Thanks - Mohammad Noureldin -- "Life is like riding a bicycle. To keep your balance you must keep moving" - Albert Einstein [-- Attachment #2 --] <div dir="ltr"><div>Hi Jung-uk Kim,</div><br><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Thu, Feb 20, 2025 at 5:22 AM Jung-uk Kim <<a href="mailto:jkim@freebsd.org">jkim@freebsd.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">On 25. 2. 19., Mohammad Noureldin wrote:<br><br></blockquote><div>--snip-- </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> This happens because UEFI framebuffer access from boot loader is very <br> slow. Once the kernel is loaded and booted, everything is okay because <br> we properly set memory attribute. It's a long standing bug and there's <br> PR254381.<br> <br> <a href="https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254381" rel="noreferrer" target="_blank">https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=254381</a><br>; <br> Jung-uk Kim<br> </blockquote></div><div><br clear="all"></div><div>Cool! Thanks a lot for sharing.</div><div><br></div><span class="gmail_signature_prefix">-- </span><br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr" style="color:rgb(136,136,136)">Thanks<br>- Mohammad Noureldin<br>--<br>"Life is like riding a bicycle. To keep your balance you must keep moving"<br>- Albert Einstein</div></div><div dir="ltr" style="color:rgb(136,136,136)"><br></div></div></div></div>home | help
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