{"id":2175487,"url":"http://patchwork.ozlabs.org/api/1.0/covers/2175487/?format=json","project":{"id":41,"url":"http://patchwork.ozlabs.org/api/1.0/projects/41/?format=json","name":"GNU C Library","link_name":"glibc","list_id":"libc-alpha.sourceware.org","list_email":"libc-alpha@sourceware.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"","date":"2025-12-18T10:17:02","name":"[0/3] malloc: batched frees","submitter":{"id":14312,"url":"http://patchwork.ozlabs.org/api/1.0/people/14312/?format=json","name":"Florian Weimer","email":"fweimer@redhat.com"},"series":[{"id":485815,"url":"http://patchwork.ozlabs.org/api/1.0/series/485815/?format=json","date":"2025-12-18T10:17:02","name":"malloc: batched frees","version":1,"mbox":"http://patchwork.ozlabs.org/series/485815/mbox/"}],"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","libc-alpha@sourceware.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","libc-alpha@sourceware.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (1024-bit key;\n unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256\n header.s=mimecast20190719 header.b=f3baPKHx;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=sourceware.org\n (client-ip=38.145.34.32; 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a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n s=mimecast20190719; t=1766053028;\n h=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n to:to:cc:mime-version:mime-version:content-type:content-type;\n bh=TiArBEQG/LmsHys7NlTPRhJjetZPiDTWn2H+YvPeg+Y=;\n b=f3baPKHxEWH9xfQCgMvLGoYuu2CWWrbL+4vDYoGlZN+fjTvIFPOtCu2DDF+4y1lkzodJNj\n JUT5sQBvU1ERUlZD+qoDR87VjLblhaEvqtJf/iGZjjjxaieWWm8+zaBnWaZAmloZNlf3Ar\n hcXfKAj4u+9jo7b40Fak8hDNL47MmP0=","X-MC-Unique":"ZNxuIgOnP_KW8Zs7OJMkkA-1","X-Mimecast-MFC-AGG-ID":"ZNxuIgOnP_KW8Zs7OJMkkA_1766053026","From":"Florian Weimer ","To":"libc-alpha@sourceware.org","Subject":"[PATCH 0/3] malloc: batched frees","Message-ID":"","X-From-Line":"1b9286461cc1b5980ffb5a025563f25872037e13 Mon Sep 17 00:00:00 2001","Date":"Thu, 18 Dec 2025 11:17:02 +0100","User-Agent":"Gnus/5.13 (Gnus v5.13)","MIME-Version":"1.0","X-Scanned-By":"MIMEDefang 3.4.1 on 10.30.177.93","X-Mimecast-Spam-Score":"0","X-Mimecast-MFC-PROC-ID":"mM_YwXWEP0vIs62Aa3v62qU1_LC_k77lPPu_EL-KHQQ_1766053026","X-Mimecast-Originator":"redhat.com","Content-Type":"text/plain","X-BeenThere":"libc-alpha@sourceware.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Libc-alpha mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"libc-alpha-bounces~incoming=patchwork.ozlabs.org@sourceware.org"},"content":"This series implements batched frees for malloc. They amortize the\nlocking overhead for frees once tcache is full.\n\nTested on x86_64-linux-gnu.\n\nFlorian Weimer (3):\n malloc: Perform batched frees if tcache is full\n malloc: Only fill half of the tcache during batch allocation\n malloc: Increase tcache fill count from 16 to 32\n\n malloc/malloc.c | 82 +++++++++++++++++++++++++++++++++++++++++--------\n 1 file changed, 69 insertions(+), 13 deletions(-)\n\n\nbase-commit: 9da0585852e5599ad6e849ccdf2f6f9b04038a3c"}