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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AC12BFD7F95 for ; Fri, 27 Feb 2026 12:02:41 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CD9DC6B0005; Fri, 27 Feb 2026 07:02:40 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C87986B0088; Fri, 27 Feb 2026 07:02:40 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B5D946B0089; Fri, 27 Feb 2026 07:02:40 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id A30536B0005 for ; Fri, 27 Feb 2026 07:02:40 -0500 (EST) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 3BDBC1B6BDB for ; Fri, 27 Feb 2026 12:02:40 +0000 (UTC) X-FDA: 84490099680.05.77A3483 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by imf07.hostedemail.com (Postfix) with ESMTP id 42E0C4000F for ; Fri, 27 Feb 2026 12:02:38 +0000 (UTC) Authentication-Results: imf07.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=ZIlhqS5C; spf=pass (imf07.hostedemail.com: domain of oleg@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=oleg@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772193758; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=ARsZZaJbz4Se7XeH2kij1cdc9Sgjng1W/WgzOfkjGow=; b=alPNTlYvF6r5s6E01wLvV6dvFG1Uk3/pDFTxrVhPzcq7ye0/BmWeRKdXg4oXXjxDuP7LZU eCOfMvFKKbhERxNg7s5t0MAB1fdzdIqMBQTgUhrg4zK+pqRByLkxj36evPp0E4BNbWPoWo mwDlpo/QbeXNhjTP3zX03Ygdb/mcGVg= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772193758; a=rsa-sha256; cv=none; b=MFOoHv9e2m6Cd0ayccntqxGVMzwHGdfoTcTXS9jPMe4enM5679TioqIAsdqSgI29FqfN7e vylqXYpDH9723qx5+KFBW0nmwUy2AA0ZAleiIS1y54F2Wc4/0hshsXwUUdz2JzndOeSesd K5C02cTcqJpy66WdmqLEO0+VrY5qsAA= ARC-Authentication-Results: i=1; imf07.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=ZIlhqS5C; spf=pass (imf07.hostedemail.com: domain of oleg@redhat.com designates 170.10.133.124 as permitted sender) smtp.mailfrom=oleg@redhat.com; dmarc=pass (policy=quarantine) header.from=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1772193757; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=ARsZZaJbz4Se7XeH2kij1cdc9Sgjng1W/WgzOfkjGow=; b=ZIlhqS5C70oHUXCIdlQwSQpNsNA9fVDkThlbTzWKw1Dc0qgo+ClRn3htkjAW8764IxLZQf 86gTZluMYZyAfiIHBKNtxeKNb1XxD8zrkmEh+V4U4FHpCyavLPDCtkX/cCSPVIG0wqW02F 6r/ckX27+ntDkKbw4A87i3xzdGh62ks= Received: from mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (ec2-35-165-154-97.us-west-2.compute.amazonaws.com [35.165.154.97]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-104-CIEq5yPeNk-cclyWlY572w-1; Fri, 27 Feb 2026 07:02:33 -0500 X-MC-Unique: CIEq5yPeNk-cclyWlY572w-1 X-Mimecast-MFC-AGG-ID: CIEq5yPeNk-cclyWlY572w_1772193751 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 259E2186096A; Fri, 27 Feb 2026 12:02:13 +0000 (UTC) Received: from fedora (unknown [10.44.32.38]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with SMTP id BC68C19540E9; Fri, 27 Feb 2026 12:02:05 +0000 (UTC) Received: by fedora (nbSMTP-1.00) for uid 1000 oleg@redhat.com; Fri, 27 Feb 2026 13:02:12 +0100 (CET) Date: Fri, 27 Feb 2026 13:02:03 +0100 From: Oleg Nesterov To: Andrew Morton , Pavel Tikhomirov Cc: Christian Brauner , Shuah Khan , Kees Cook , David Hildenbrand , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Jan Kara , Aleksa Sarai , Andrei Vagin , Kirill Tkhai , Alexander Mikhalitsyn , Adrian Reber , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org Subject: [PATCH 0/2] pid: make sub-init creation retryable Message-ID: References: <20260225133229.550302-1-ptikhomirov@virtuozzo.com> MIME-Version: 1.0 In-Reply-To: <20260225133229.550302-1-ptikhomirov@virtuozzo.com> X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 X-Mimecast-MFC-PROC-ID: ZaiuEhD10KESTwGGIy3ALFllFfGO0VXeA_kOdEovO6E_1772193751 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 42E0C4000F X-Stat-Signature: 1a8mh3431zjpeoj63wrtzszu73wpsgng X-Rspam-User: X-HE-Tag: 1772193758-312085 X-HE-Meta: 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 LjqlbDRS aarddMJPW27CMkEiszUXyyAU1IvKsjqMVJbx0uf/7vH4/G7ONtoqpj95zETePpr06HEMAPujOaD4cCO8IzON2JuxK8VF5gSmD2bR+7QfrMS224nv546lTqLSF+pChXlpm/8WZbvCXZSknFh5THITk8EfHFfmoUxhdAKcj2EsTUiTrarwp8L8xoT728r3lnQvLmvsYcEEguTXTMN1YsBqJJX3hqkto5eJ4EwIYXngIn6WdRIoU52nQRQDmFIxh5hJdTG0K8D3WoPxKFfm3ly8ybRcXJUz7hb+anthXmQgG0vyKH6Z7WXcrwIEcyRGoO2ddYoKk/9ggDKueVx9o7YkoOtFyEtcaF3cnwEk6 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Andrew, On top of Pavel's series but but doesn't depend on it. Can be applied before or after. Oleg. --- kernel/fork.c | 6 +++++- kernel/pid.c | 18 +++++++++++------- 2 files changed, 16 insertions(+), 8 deletions(-)