<div dir="ltr"><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Dec 28, 2020 at 2:14 PM Laurențiu Păncescu <<a href="mailto:lpancescu@centosproject.org">lpancescu@centosproject.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"><br>
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On 12/28/20 1:30 PM, redbaronbrowser via CentOS-devel wrote:<br>
> In my experience, the prep section of building a kernel always amounts to less than 1% of the overall build time.  There is no time savings by pre-applying the patches that justifies the lack of time savings.<br>
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This started with RHEL 6, and the likely motivation was to hinder Oracle <br>
Enterprise Linux, not to save build time.[1]  According to Wikipedia, <br>
Oracle even provides a service breaking down Red Hat's huge diff from <br>
upstream into individual patches, not sure how effective the Red Hat <br>
approach is, if the goal is indeed to stop OEL.[2, last paragraph]<br>
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[1] <br>
<a href="http://www.h-online.com/open/news/item/Controversy-surrounds-Red-Hat-s-obfuscated-source-code-release-1200554.html" rel="noreferrer" target="_blank">http://www.h-online.com/open/news/item/Controversy-surrounds-Red-Hat-s-obfuscated-source-code-release-1200554.html</a><br>
[2] <a href="https://en.wikipedia.org/wiki/Red_Hat_Enterprise_Linux#Rebuilds" rel="noreferrer" target="_blank">https://en.wikipedia.org/wiki/Red_Hat_Enterprise_Linux#Rebuilds</a><br><br></blockquote><div><br></div><div>Going to <br></div><div><a href="https://oss.oracle.com/git/gitweb.cgi?p=redpatch.git;a=summary">https://oss.oracle.com/git/gitweb.cgi?p=redpatch.git;a=summary</a></div><div>it seems the latest commit is about 3 years ago though.... donna if repository or way of providing individual patches changed in the meantime</div><div><br></div><div>Gianluca<br> </div></div></div>