{"id":794,"date":"2011-05-24T00:34:03","date_gmt":"2011-05-23T23:34:03","guid":{"rendered":"http:\/\/www.blaess.fr\/christophe\/?p=794"},"modified":"2011-05-24T00:34:03","modified_gmt":"2011-05-23T23:34:03","slug":"actu-2-8-ou-3-0","status":"publish","type":"post","link":"https:\/\/www.blaess.fr\/christophe\/2011\/05\/24\/actu-2-8-ou-3-0\/","title":{"rendered":"[ACTU] 2.8 ou 3.0&nbsp;?"},"content":{"rendered":"<p style=\"text-align: justify;\">Dans un <a title=\"http:\/\/thread.gmane.org\/gmane.linux.kernel.mm\/63589\" href=\"http:\/\/thread.gmane.org\/gmane.linux.kernel.mm\/63589\" target=\"_blank\">article<\/a> sur la <em>mailing-list<\/em> de d\u00e9veloppement du noyau, Linus Torvalds a laiss\u00e9 entendre hier que pour la prochaine mouture du kernel Linux &#8211; \u00e0 para\u00eetre dans 3 mois environ &#8211; il pourrait bien s&rsquo;affranchir des num\u00e9rotations en 2.6 (qui datent de d\u00e9cembre 2003), et passer \u00e0 un noyau 2.8. Cette annonce n&rsquo;est pas anodine, les num\u00e9ros des version actuelles de Linux (2.6.39 depuis une semaine) sont trop grands pour que l&rsquo;on ressente intuitivement les \u00e9volutions. Passer d&rsquo;un kernel 2.6.<strong>38<\/strong> \u00e0 2.6.<strong>39<\/strong> n&rsquo;est <em>a priori<\/em> pas tr\u00e8s excitant, il faut bien en convenir, et l&rsquo;utilisateur n&rsquo;imagine pas qu&rsquo;entre deux num\u00e9ros de version apparemment si proches peut se dissimuler une r\u00e9-\u00e9criture compl\u00e8te de certains sous-syst\u00e8mes ou des ajouts de fonctionnalit\u00e9s influant sur l&rsquo;ensemble du noyau (support de l&rsquo;adressage <em>PAE<\/em> dans le 2.6.10, <em>threaded interrupts<\/em> dans le 2.6.30, etc.).<\/p>\n<p>\n<!--more-->\n<\/p>\n<p style=\"text-align: justify;\">Linus a \u00e9galement \u00e9voqu\u00e9 la possibilit\u00e9 de passer \u00e0 un noyau 3.0 et d&rsquo;abandonner le quatri\u00e8me num\u00e9ro. Cette solution aurait l&rsquo;avantage d&rsquo;\u00eatre plus compr\u00e9hensible pour les utilisateurs.<\/p>\n<p style=\"text-align: justify;\">Nous aurions des \u00e9volutions successives r\u00e9guli\u00e8rement 3.0, 3.1, 3.2, etc. (en conservant probablement le rythme actuel quasi trimestriel)\u00a0comportant des ajouts (nouveaux drivers, syst\u00e8mes de fichiers, protocoles, etc.), des am\u00e9liorations de sous-syst\u00e8mes complets (ordonnancement, gestion m\u00e9moire&#8230;)<\/p>\n<p style=\"text-align: justify;\">Bien s\u00fbr, ces variantes seraient maintenues, et les corrections apport\u00e9es seraient disponibles sous la forme d&rsquo;incr\u00e9ments d&rsquo;un troisi\u00e8me num\u00e9ro 3.2.1, 3.2.2, 3.2.3, etc. \u00a0 Entre ces corrections successives l&rsquo;API interne du noyau (pour \u00e9crire des drivers par exemple) n&rsquo;est pas modifi\u00e9e, contrairement aux \u00e9volutions d\u00e9crites pr\u00e9c\u00e9demment.<\/p>\n<p style=\"text-align: justify;\">Quand le changement va-t-il se produire&nbsp;? Rien n&rsquo;est d\u00e9cid\u00e9 d\u00e9finitivement, semble-t-il, mais je parierais bien que cela pourrait se produire aux alentours du 25 ao\u00fbt prochain, pour les vingt ans du fameux premier message de Linus annon\u00e7ant son \u00ab\u00a0hobby sans pr\u00e9tention\u00a0\u00bb :<\/p>\n<p style=\"padding-left: 60px;\">From: torvalds@klaava.Helsinki.FI (Linus Benedict Torvalds)<br \/>\nNewsgroups: comp.os.minix<br \/>\nSubject: What would you like to see most in minix?<br \/>\nDate: 25 Aug 91 20:57:08 GMT<\/p>\n<p style=\"padding-left: 60px;\">Hello everybody out there using minix &#8211;<\/p>\n<p style=\"padding-left: 60px; text-align: justify;\">I\u2019m doing a (free) operating system (just a hobby, won\u2019t be big and professional like gnu) for 386(486) AT clones. This has been brewing since april, and is starting to get ready. I\u2019d like any feedback on things people like\/dislike in minix, as my OS resembles it somewhat (same physical layout of the file-system (due to practical reasons) among other things).<br \/>\nI\u2019ve currently ported bash(1.08) and gcc(1.40), and things seem to work. This implies that I\u2019ll get something practical within a few months, and I\u2019d like to know what features most people would want. Any suggestions are welcome, but I won\u2019t promise I\u2019ll implement them\u00a0\ud83d\ude42<\/p>\n<p style=\"padding-left: 60px;\">Linus (torvalds@kruuna.helsinki.fi)<\/p>\n<p style=\"padding-left: 60px; text-align: justify;\">PS. Yes \u2013 it\u2019s free of any minix code, and it has a multi-threaded fs. It is NOT protable (uses 386 task switching etc), and it probably never will support anything other than AT-harddisks, as that\u2019s all I have\u00a0:-(.<\/p>\n<p>&nbsp;<\/p>\n<p>Pour en savoir plus sur les d\u00e9buts de l&rsquo;histoire de Linux&nbsp;: \u00ab\u00a0<a title=\"Linux \u2013 Histoire d\u2019un noyau\" href=\"http:\/\/www.blaess.fr\/christophe\/articles\/linux-histoire-dun-noyau\/\" target=\"_blank\">Linux &#8211; Histoire d&rsquo;un noyau<\/a>\u00ab\u00a0.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>Dans un article sur la mailing-list de d&eacute;veloppement du noyau, Linus Torvalds a laiss&eacute; entendre hier que pour la prochaine mouture du kernel Linux &ndash; &agrave; para&icirc;tre dans 3 mois environ &ndash; il pourrait bien s&rsquo;affranchir des num&eacute;rotations en 2.6 (qui datent de d&eacute;cembre 2003), et passer &agrave; un noyau 2.8. Cette annonce n&rsquo;est pas [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,8],"tags":[],"class_list":["post-794","post","type-post","status-publish","format-standard","hentry","category-actualite","category-linux-2"],"_links":{"self":[{"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/posts\/794","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/comments?post=794"}],"version-history":[{"count":0,"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/posts\/794\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/media?parent=794"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/categories?post=794"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.blaess.fr\/christophe\/wp-json\/wp\/v2\/tags?post=794"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}