From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 93E7BC36017 for ; Tue, 1 Apr 2025 22:54:50 +0000 (UTC) Received: from mail-wr1-f53.google.com (mail-wr1-f53.google.com [209.85.221.53]) by mx.groups.io with SMTP id smtpd.web10.472.1743548088443729780 for ; Tue, 01 Apr 2025 15:54:48 -0700 Authentication-Results: mx.groups.io; dkim=pass header.i=@linuxfoundation.org header.s=google header.b=iJLo/KNu; spf=pass (domain: linuxfoundation.org, ip: 209.85.221.53, mailfrom: richard.purdie@linuxfoundation.org) Received: by mail-wr1-f53.google.com with SMTP id ffacd0b85a97d-39c1ee0fd43so1596555f8f.0 for ; Tue, 01 Apr 2025 15:54:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=google; t=1743548087; x=1744152887; darn=lists.openembedded.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:to:from:subject:message-id:from:to:cc:subject:date :message-id:reply-to; bh=VanSzhAGNUC4sCsvFMsf36UCZ4HxuF6I2+PwhYG5SE0=; b=iJLo/KNuy5F8UINsJHwea5OsReAWk7OuWIgPBhgvgbY+/f7pWHrAsWvW4zHro11VM5 4dd4cEHmSFf967mJ1ebjW2iy9xCrtO1DR4cC+A7BRJhr4h6dGnnbC6uAsy5f8z2I54gc 2lQeEerFu0bywjHr9/9lhhSz9EG331KPe14Sw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1743548087; x=1744152887; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:to:from:subject:message-id:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=VanSzhAGNUC4sCsvFMsf36UCZ4HxuF6I2+PwhYG5SE0=; b=w4/ydbQBjLW1+riPGH3DuoWMzlRBeqbXHWpKmTJtpr7dBrntJAlNphz4lokXqRSE58 NHkr4vLhzKY8adrOxd8QmGBdFsdO8YA31OANrVmbryRBKi424wWXg1J3A+uzELK4QIwV 0wqovCbabH648iK0uolzIyeVEIm2uCIcA3pbRNC9JAR0FYULC9ls++kIRriD0NKVqXlz zCX4mLZOaE270D09XA68ofCqfyG+jq0DMt3+tFD7IbN8/1YtyZviDCxSTC9YEX3b16xf 0VbzLIR+w8qH4CZvGVsyqdz+R3upDyVtUg5F5RBHKuf2iXnL6tfbbGB0ceOVcYZSAVEB p93g== X-Forwarded-Encrypted: i=1; AJvYcCVZ/Wnthvlto3bTbswmhSeN1AhQTcgEShNQN1wp5KNzVhw5Yc4KHmgUcNl0L7/gnSvQ8WxSYKtHPHhK0m+DmzVhFQ==@lists.openembedded.org X-Gm-Message-State: AOJu0Yz3P0UuU2r9elYaNyetURvKa4L8YazzIbkIgXs34WprYyPEcp8h L0FhlgntjL5qXwzAnCe/fUmrwKpP1fO+UkR0MrGwuBZKh+YJDe0TZJZyO5epUFHz2zUMH9ztI8g f X-Gm-Gg: ASbGncvju2VC6QMtGZ87hhkobLnAJsiAYiT5hYWKAPzfC2lappf6ex3QUHKjwjihNAy 9c1+LQ0/0Z5M6AWuSYcKerRHFhP/KXBTBAnqYmCXV/CQqSxfiQpqc0B/QYuPbtJuWpL/ti44bMv VEH0p7xfYS7fSSIsjNsHgy75EiFMK/AuIcnnD4lM/HP2L5sMSUGnH5aPWoHPaLE/v3E3VkkS8yq ECWSlB5gIcOC98RKSXgxcozdVV//pNSYWwsJThh8NiX3keHPuJvbY54lU6uemm1rgeia5stWF9m wf8kDSL/lS6O6iuX2yZbvRaZrjnLBUzxKalbcl3ROrLB+iG/JuraRzzu+rAdZIaw/8pDNMlrRAE CnFhJOrLC7CtRYQUJeGqEq02LmMYkLzQ= X-Google-Smtp-Source: AGHT+IGhJq8S2zzVg14Y1hSqOMJC7QR5O+/5zL7EHQmGZEEzubqdM5oAadnr96nlLqifyMc/nFLSJg== X-Received: by 2002:a05:6000:1786:b0:39a:c9b3:e1d7 with SMTP id ffacd0b85a97d-39c120e3b71mr9450664f8f.29.1743548086716; Tue, 01 Apr 2025 15:54:46 -0700 (PDT) Received: from ?IPv6:2001:8b0:aba:5f3c:581:377b:c52a:dfb7? ([2001:8b0:aba:5f3c:581:377b:c52a:dfb7]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-39c0b66ab6dsm14953629f8f.48.2025.04.01.15.54.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Apr 2025 15:54:44 -0700 (PDT) Message-ID: <972bb15e0607b86d5532172c5885d7e11e544b25.camel@linuxfoundation.org> Subject: Re: [OE-core][kirkstone 8/8] glibc: Add single-threaded fast path to rand() From: Richard Purdie To: steve@sakoman.com, openembedded-core@lists.openembedded.org Date: Tue, 01 Apr 2025 23:54:42 +0100 In-Reply-To: <0c99e9e0d1c848d10abe0527e5aa98f2a0750b2a.1743546795.git.steve@sakoman.com> References: <0c99e9e0d1c848d10abe0527e5aa98f2a0750b2a.1743546795.git.steve@sakoman.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.0-1 MIME-Version: 1.0 List-Id: X-Webhook-Received: from li982-79.members.linode.com [45.33.32.79] by aws-us-west-2-korg-lkml-1.web.codeaurora.org with HTTPS for ; Tue, 01 Apr 2025 22:54:50 -0000 X-Groupsio-URL: https://lists.openembedded.org/g/openembedded-core/message/214161 On Tue, 2025-04-01 at 15:36 -0700, Steve Sakoman via lists.openembedded.org= wrote: > From: Haixiao Yan >=20 > Backport a patch [1] to improve performance of rand() and __random()[2] > by adding a single-threaded fast path. >=20 > [1] https://sourceware.org/git/?p=3Dglibc.git;a=3Dcommit;h=3Dbe0cfd848d9a= d7378800d6302bc11467cf2b514f > [2] https://sourceware.org/bugzilla/show_bug.cgi?id=3D32777 > Signed-off-by: Haixiao Yan > Signed-off-by: Steve Sakoman > --- > =C2=A0...dd-single-threaded-fast-path-to-rand.patch | 47 ++++++++++++++++= +++ > =C2=A0meta/recipes-core/glibc/glibc_2.35.bb=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0=C2=A0=C2=A0 |=C2=A0 1 + > =C2=A02 files changed, 48 insertions(+) > =C2=A0create mode 100644 meta/recipes-core/glibc/glibc/0001-stdlib-Add-si= ngle-threaded-fast-path-to-rand.patch Not sure this has made master yet! Cheers, Richard