{"id":249296,"date":"2022-08-13T09:00:56","date_gmt":"2022-08-13T01:00:56","guid":{"rendered":"https:\/\/gulass.cn\/?p=249296"},"modified":"2022-08-05T15:18:36","modified_gmt":"2022-08-05T07:18:36","slug":"released-linux-kernel","status":"publish","type":"post","link":"https:\/\/gulass.cn\/released-linux-kernel.html","title":{"rendered":"\u6b63\u5f0f\u63a8\u51faLinux Kernel\u5185\u68385.19"},"content":{"rendered":"\n\n\n
\u5bfc\u8bfb<\/td>\n\u8fd1\u65e5\u6d88\u606f\uff0cLinus Torvalds \u4eca\u5929\u53d1\u5e03\u4e86 Linux Kernel \u7248\u672c 5.19\uff0c\u5e26\u6765\u4e86\u66f4\u591a\u65b0\u529f\u80fd\u3001\u6539\u8fdb\u7684\u786c\u4ef6\u652f\u6301\u4ee5\u53ca\u5927\u91cf\u9519\u8bef Bug \u548c\u5b89\u5168\u4fee\u590d\u3002\u8fd9\u91cc\u6700\u6709\u8da3\u7684\u90e8\u5206\u662f\uff0cLinus Torvalds \u8868\u793a\uff0c\u4ed6\u4f7f\u7528\u642d\u8f7d\u4e86 Asahi Linux \u7684\u82f9\u679c M1 arm64 \u7b14\u8bb0\u672c\u7535\u8111\uff08M1 MacBook\uff09\u8fdb\u884c\u4e86\u53d1\u5e03\u3002<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\"\"<\/p>\n

Linux \u5185\u6838 5.19 \u7ecf\u8fc7\u4e86\u4e24\u4e2a\u591a\u6708\u7684\u5f00\u53d1\uff0c\u5f15\u5165\u4e86\u5bf9 ZSTD \u538b\u7f29\u56fa\u4ef6\u6587\u4ef6\u652f\u6301\u3001\u5bf9 AMD \u5b89\u5168\u5d4c\u5957\u5206\u9875\u529f\u80fd\u652f\u6301\u3001\u7528\u4e8e\u7ba1\u7406\u591a\u8def\u5f84 TCP (MPTCP) \u6d41\u7684\u65b0\u7528\u6237\u7a7a\u95f4 API\u3001\u521d\u59cb\u652f\u6301\u9f99\u82af\u201cLoongArch\u201dRISC ISA CPU \u67b6\u6784\uff0c\u4ee5\u53ca\u652f\u6301 ARM Scalable Matrix Extension (SME)\u3002<\/p>\n

Linux \u5185\u6838 5.19 \u8fd8\u65b0\u589e\u4e86\u5bf9\u7ba1\u6001\u6a21\u5f0f\u57fa\u4e8e\u9875\u9762\u7684\u5185\u5b58\u7c7b\u578b\u652f\u6301\uff0c\u4ee5\u53ca\u5728 RISC-V \u67b6\u6784 64 \u4f4d\u7cfb\u7edf\u4e0a\u8fd0\u884c 32 \u4f4d\u4e8c\u8fdb\u5236\u6587\u4ef6\u7684\u80fd\u529b\uff0c\u652f\u6301 SMP \u534f\u5904\u7406\u5668\u3001KCSAN \u548c Xtensa \u67b6\u6784\u7684\u4f11\u7720\uff0c\u65b0\u7684\u901a\u7528\u7968\u8bc1 spinlock \u7c7b\u578b\u4ee5\u5728\u5404\u79cd\u67b6\u6784\uff08\u5982 RISC-V\u3001OpenRISC \u548c C-SKY\uff09\u4e2d\u6dfb\u52a0\u5bf9\u5b8c\u6574 qspinlock \u5b9e\u73b0\u7684\u652f\u6301\uff0c\u5e76\u4e3a fanotify \u673a\u5236\u6dfb\u52a0\u65b0\u7684 FAN_MARK_EVICTABLE flag \u4ee5\u907f\u514d\u5c06\u76ee\u6807 inode \u56fa\u5b9a\u5728 inode \u7f13\u5b58\u4e2d\u3002<\/p>\n

Linux 5.19 \u8fd8\u6dfb\u52a0\u4e86\u65b0\u7684\u82f1\u7279\u5c14\u201cin-field \u626b\u63cf\u201d\u673a\u5236\u6765\u68c0\u6d4b\u82f1\u7279\u5c14 CPU \u4e2d\u7684\u95ee\u9898\uff0c\u8fd8\u6709\u57fa\u4e8e Android Goldfish \u6a21\u62df\u5668\u7684 m68k \u67b6\u6784\u865a\u62df\u673a\u5b9e\u73b0\uff0c\u4ee5\u53ca\u652f\u6301\u4f7f\u7528\u4efb\u4f55\u7ed9\u5b9a\u7684 inode \u5b58\u50a8\u6570\u5341\u4ebf\u4e2a\u6269\u5c55\u5c5e\u6027\u4ee5\u53ca\u65b0\u7684\u201c\u8bb0\u5f55\u5c5e\u6027\u91cd\u653e\u201d\u529f\u80fd\uff0c\u5141\u8bb8\u5728 XFS \u6587\u4ef6\u7cfb\u7edf\u4e2d\u4ee5\u539f\u5b50\u65b9\u5f0f\u540c\u65f6\u4fee\u6539\u591a\u4e2a\u6269\u5c55\u6587\u4ef6\u5c5e\u6027\u3002<\/p>\n

\u6700\u91cd\u8981\u7684\u662f\uff0cEROFS \u53ea\u8bfb\u6587\u4ef6\u7cfb\u7edf\u5df2\u66f4\u65b0\u4e3a\u4f7f\u7528 fscache \u5c42\u6765\u63d0\u9ad8\u8fd0\u884c\u5927\u91cf\u5bb9\u5668\u65f6\u7684\u6027\u80fd\uff0c\u4e00\u4e2a\u65b0\u7684 memory.reclaim \u4e3b\u52a8\u56de\u6536\u63a5\u53e3\u6765\u89e6\u53d1\u5185\u5b58 cgroup \u4e0a\u7684\u5185\u5b58\u56de\u6536\uff0c\u5185\u6838\u53ef\u5728\u4f7f\u7528 Zswap \u65f6\u63a7\u5236\u5185\u5b58\u7684\u4f7f\u7528\uff0c\u4ee5\u53ca\u8ddf\u8e2a\u6c61\u67d3\u5185\u6838\u7684\u6a21\u5757\u7684\u80fd\u529b\u3002<\/p>\n

\u5728\u5b89\u5168\u65b9\u9762\uff0cLinux 5.19 \u6539\u8fdb\u9501\u5b9a\u6a21\u5f0f\u4ee5\u9632\u6b62\u7279\u6743\u8fdb\u7a0b\u5728\u5185\u6838\u63a7\u5236\u4e4b\u5916\u66f4\u6539\u5185\u6838\u5185\u5b58\uff0c\u589e\u52a0\u4e86\u5bf9 Landlock \u5b89\u5168\u6a21\u5757\u4e2d\u89c4\u5219\u652f\u6301\u4ee5\u63a7\u5236\u6587\u4ef6\u7684\u91cd\u547d\u540d\uff0c\u589e\u52a0\u4e86\u5bf9 fs-verity \u6587\u4ef6\u6458\u8981\u652f\u6301\u5230\u5b8c\u6574\u6027\u6d4b\u91cf\u67b6\u6784 (IMA)\uff0c\u6dfb\u52a0\u4e86 Clang \u7f16\u8bd1\u7684\u7ed3\u6784\u968f\u673a\u5316\u5f3a\u5316\u529f\u80fd\uff0c\u5e76\u8fdb\u4e00\u6b65\u6539\u8fdb\u4e86\u968f\u673a\u6570\u751f\u6210\u5668\u3002
\n\u5728\u5176\u4ed6\u66f4\u6539\u4e2d\uff0cLinux \u5185\u6838 5.19 \u4e3a virtio-blk \u9a71\u52a8\u7a0b\u5e8f\u6dfb\u52a0\u4e86\u8f6e\u8be2 I \/ O \u652f\u6301\uff0c\u4ee5\u5c06\u5ef6\u8fdf\u63d0\u9ad8\u591a\u8fbe 10%\uff0c\u6dfb\u52a0\u4e86\u5bf9\u5904\u7406 ID \u6620\u5c04\u5230 OverlayFS \u6587\u4ef6\u7cfb\u7edf\u7684\u6302\u8f7d\u652f\u6301\uff0c\u6539\u8fdb\u4e86 SLUB \u5185\u5b58\u7684\u8c03\u8bd5\u57fa\u7840\u67b6\u6784\u5206\u914d\u5668\uff0c\u5728 BPF \u6620\u5c04\u4e2d\u5b58\u50a8\u7c7b\u578b\u5316\u6307\u9488\u7684\u80fd\u529b\uff0c\u4ee5\u53ca\u5bf9 io_uring \u5b50\u7cfb\u7edf\u548c x86 \u62c6\u5206\u9501\u68c0\u6d4b\u673a\u5236\u7684\u5404\u79cd\u6539\u8fdb\u3002<\/p>\n

\u5f53\u7136\uff0cLinux \u5185\u6838 5.19 \u4e2d\u8fd8\u5305\u542b\u5927\u91cf\u66f4\u65b0\u548c\u65b0\u7684\u9a71\u52a8\u7a0b\u5e8f\uff0c\u4ee5\u589e\u52a0\u5bf9\u65b0\u8bbe\u5907\u7684\u652f\u6301\uff0c\u5305\u62ec Raspberry Pi Sense HAT \u64cd\u7eb5\u6746\u3001Mega World \u63a7\u5236\u5668\u529b\u53cd\u9988\u3001ThinkPad TrackPoint Keyboard II \u548c Google Whiskers \u89e6\u6478\u677f\u3002
\n\u6b64\u5916\uff0cLinux 5.19 \u5b9e\u73b0\u4e86\u65b0\u7684\u201c\u786c\u4ef6\u65f6\u95f4\u6233\u5f15\u64ce\u201d\u5b50\u7cfb\u7edf\uff0c\u4ee5\u652f\u6301\u53ef\u4ee5\u8bb0\u5f55\u65f6\u95f4\u6233\u4ee5\u54cd\u5e94\u4e8b\u4ef6\u7684\u8bbe\u5907\uff0c\u4f8b\u5982 NVIDIA Tegra 194\u3002<\/p>\n

\u559c\u6b22\u7f16\u8bd1\u5185\u6838\u7684\u7528\u6237\u73b0\u5728\u53ef\u4ee5\u4ece kernel.org \u7f51\u7ad9\u4e0b\u8f7d Linux 5.19 \u6e90\u4ee3\u7801\u538b\u7f29\u5305\u3002\u5176\u4ed6\u7528\u6237\u5fc5\u987b\u7b49\u5f85\u5176\u53d1\u884c\u7248\u7684\u7ef4\u62a4\u8005\u5c06\u5185\u6838\u5347\u7ea7\u5230 5.19 \u7248\u672c\uff0c\u7136\u540e\u518d\u5c1d\u8bd5\u5c06\u5176\u5b89\u88c5\u66f4\u65b0\u5230\u65b0\u7684 Linux \u5185\u6838\u7cfb\u5217\u3002
\n\u968f\u7740 Linux \u5185\u6838 5.19 \u7684\u63a8\u51fa\uff0c\u4e0b\u4e00\u4e2a\u5185\u6838\u7248\u672c\uff08Linux \u5185\u6838 5.20\uff09\u5408\u5e76\u7a97\u53e3\u73b0\u5df2\u6253\u5f00\u3002\u7136\u800c\uff0cLinus Torvalds \u4f3c\u4e4e\u8ba1\u5212\u6700\u7ec8\u653e\u5f03 5.x \u7cfb\u5217\uff0c\u8f6c\u800c\u4f7f\u7528 Linux \u5185\u6838 6.0\u3002\u201c\u6211\u53ef\u80fd\u4f1a\u79f0\u4e4b\u4e3a 6.0\uff0c\u56e0\u4e3a\u6211\u5f00\u59cb\u62c5\u5fc3\u518d\u6b21\u88ab\u5927\u6570\u5b57\u5f04\u7cca\u6d82\u4e86\uff0c\u201dTorvalds \u8bf4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

Linux \u5185\u6838 5.19 \u7ecf\u8fc7\u4e86\u4e24\u4e2a\u591a\u6708\u7684\u5f00\u53d1\uff0c\u5f15\u5165\u4e86\u5bf9 ZSTD \u538b\u7f29\u56fa\u4ef6\u6587\u4ef6\u652f\u6301\u3001\u5bf9 AMD \u5b89\u5168\u5d4c\u5957\u5206 […]<\/p>\n","protected":false},"author":310,"featured_media":249302,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[21],"tags":[],"class_list":["post-249296","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/249296","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/users\/310"}],"replies":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/comments?post=249296"}],"version-history":[{"count":3,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/249296\/revisions"}],"predecessor-version":[{"id":249836,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/posts\/249296\/revisions\/249836"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/media\/249302"}],"wp:attachment":[{"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/media?parent=249296"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/categories?post=249296"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gulass.cn\/wp-json\/wp\/v2\/tags?post=249296"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}