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Store horizontally when not in use. Contains sulfites.","avatarURL":"https://staging.cohostcdn.org/avatar/64525-86aae4bf-ce4c-46c4-818f-62b37dc26506-profile.png","avatarPreviewURL":"https://staging.cohostcdn.org/avatar/64525-86aae4bf-ce4c-46c4-818f-62b37dc26506-profile.png","headerURL":"https://staging.cohostcdn.org/header/64525-35de9d6d-d833-4c3e-89c3-4b0ad3e04709-profile.jpg","headerPreviewURL":"https://staging.cohostcdn.org/header/64525-35de9d6d-d833-4c3e-89c3-4b0ad3e04709-profile.jpg","privacy":"public","url":"https://nabijaczleweli.xyz/","pronouns":"","flags":[],"avatarShape":"roundrect","loggedOutPostVisibility":"public","frequentlyUsedTags":["big yellow","grey","splotchy","voreutils","tzpfms","ratrun","wg14"],"askSettings":{"enabled":false,"allowAnon":false,"requireLoggedInAnon":true},"contactCard":[]},"shareTree":[{"postId":1756793,"headline":"hm. linux bug moment?","publishedAt":"2023-06-25T22:17:33.149Z","filename":"1756793-hm-linux-bug-moment","transparentShareOfPostId":null,"shareOfPostId":null,"state":1,"numComments":0,"cws":[],"tags":["linux"],"hasCohostPlus":false,"pinned":false,"commentsLocked":false,"sharesLocked":false,"blocks":[{"type":"attachment","attachment":{"attachmentId":"5577a49b-a82b-4612-bfe4-c149a9043e55","altText":"","previewURL":"https://staging.cohostcdn.org/attachment/5577a49b-a82b-4612-bfe4-c149a9043e55/image.png","fileURL":"https://staging.cohostcdn.org/attachment/5577a49b-a82b-4612-bfe4-c149a9043e55/image.png","width":1663,"height":852}},{"type":"markdown","markdown":{"content":"as can be clearly seen in the picture, starting a <tt>splice()</tt> – with no data transferred – into a pipe with <tt>O_NONBLOCK</tt> set nevertheless makes <tt>read()</tt>s from the pipe block"}},{"type":"markdown","markdown":{"content":"following the <tt>read()</tt> with a <tt>splice()</tt> loop fails the second splice with EAGAIN (this is the correct behaviour in all cases):\n```\nread(3, \"dsa\\n\", 65536)                 = 4\nwritev(1, [{iov_base=\"dsa\\n\", iov_len=4}], 1dsa\n) = 4\nsplice(3, NULL, 1, NULL, 134217728, SPLICE_F_MOVE|SPLICE_F_MOREasd\n) = 4\nsplice(3, NULL, 1, NULL, 134217728, SPLICE_F_MOVE|SPLICE_F_MORE) = -1 EAGAIN (Resource temporarily unavailable)\ncopy_file_range(3, NULL, 1, NULL, 134217728, 0) = -1 EINVAL (Invalid argument)\n```"}}],"plainTextBody":"as can be clearly seen in the picture, starting a <tt>splice()</tt> – with no data transferred – into a pipe with <tt>O_NONBLOCK</tt> set nevertheless makes <tt>read()</tt>s from the pipe block\n\nfollowing the <tt>read()</tt> with a <tt>splice()</tt> loop fails the second splice with EAGAIN (this is the correct behaviour in all cases):\n```\nread(3, \"dsa\\n\", 65536)                 = 4\nwritev(1, [{iov_base=\"dsa\\n\", iov_len=4}], 1dsa\n) = 4\nsplice(3, NULL, 1, NULL, 134217728, SPLICE_F_MOVE|SPLICE_F_MOREasd\n) = 4\nsplice(3, NULL, 1, NULL, 134217728, SPLICE_F_MOVE|SPLICE_F_MORE) = -1 EAGAIN (Resource temporarily unavailable)\ncopy_file_range(3, NULL, 1, NULL, 134217728, 0) = -1 EINVAL (Invalid argument)\n```","postingProject":{"projectId":64525,"handle":"nabijaczleweli","displayName":"наб","dek":"","description":"Dazed and confused, but trying to continue 🇵🇱/🏴󠁧󠁢󠁥󠁮󠁧󠁿/🇷🇺 ⚧ they\r\n\r\nMaintains homie/hoe stasis. Store horizontally when not in use. 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\",\"position\":{\"start\":{\"line\":1,\"column\":134,\"offset\":133},\"end\":{\"line\":1,\"column\":158,\"offset\":157}}},{\"type\":\"element\",\"tagName\":\"tt\",\"properties\":{},\"children\":[{\"type\":\"text\",\"value\":\"read()\",\"position\":{\"start\":{\"line\":1,\"column\":162,\"offset\":161},\"end\":{\"line\":1,\"column\":168,\"offset\":167}}}],\"position\":{\"start\":{\"line\":1,\"column\":158,\"offset\":157},\"end\":{\"line\":1,\"column\":173,\"offset\":172}}},{\"type\":\"text\",\"value\":\"s from the pipe block\",\"position\":{\"start\":{\"line\":1,\"column\":173,\"offset\":172},\"end\":{\"line\":1,\"column\":194,\"offset\":193}}}],\"position\":{\"start\":{\"line\":1,\"column\":1,\"offset\":0},\"end\":{\"line\":1,\"column\":194,\"offset\":193}}},{\"type\":\"text\",\"value\":\"\\n\"},{\"type\":\"element\",\"tagName\":\"p\",\"properties\":{},\"children\":[{\"type\":\"text\",\"value\":\"following the 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cases):\",\"position\":{\"start\":{\"line\":3,\"column\":55,\"offset\":249},\"end\":{\"line\":3,\"column\":142,\"offset\":336}}}],\"position\":{\"start\":{\"line\":3,\"column\":1,\"offset\":195},\"end\":{\"line\":3,\"column\":142,\"offset\":336}}},{\"type\":\"text\",\"value\":\"\\n\"},{\"type\":\"element\",\"tagName\":\"pre\",\"properties\":{},\"children\":[{\"type\":\"element\",\"tagName\":\"code\",\"properties\":{},\"children\":[{\"type\":\"text\",\"value\":\"read(3, \\\"dsa\\\\n\\\", 65536)                 = 4\\nwritev(1, [{iov_base=\\\"dsa\\\\n\\\", iov_len=4}], 1dsa\\n) = 4\\nsplice(3, NULL, 1, NULL, 134217728, SPLICE_F_MOVE|SPLICE_F_MOREasd\\n) = 4\\nsplice(3, NULL, 1, NULL, 134217728, SPLICE_F_MOVE|SPLICE_F_MORE) = -1 EAGAIN (Resource temporarily unavailable)\\ncopy_file_range(3, NULL, 1, NULL, 134217728, 0) = -1 EINVAL (Invalid 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