Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp385142pxf; Thu, 11 Mar 2021 06:19:52 -0800 (PST) X-Google-Smtp-Source: ABdhPJz0yvAO3aLA9B5vFCPwLPTSlUkbWkx+knnjUkdbaHWFhjfEvj982jyuqbXeP6YdaHX4MKTy X-Received: by 2002:a17:906:b297:: with SMTP id q23mr3346183ejz.315.1615472392362; Thu, 11 Mar 2021 06:19:52 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1615472392; cv=none; d=google.com; s=arc-20160816; b=wvS8MO14qWa833rNjn3fWntmCJ/MwCcDKLgZGbel9k5qOweZhE6RfA6Z0IBTaOuCtk EoR1ueSnoKFkG5g70ua5GYFlDGOXK1zPgtD97xho40PdAhJYb/ObdYjQkn4xHydxL7zA Ovb7/uTbMe/ZTAiLhu5H4YcBHQymWwjd92NfEWvkQLZt5Lf8hVREEUs4z5HtQBOABtql uCuBArHOtO84+P8K+hkmTjNxlvopN0s/aJt+qFpLey+ajkMEdYqDRHIbrI6/TojVbTHG a2dNzmobmWcya12E+DHyolagTbJpy8m7/y5h3gBdK/WiDdZYWWsfblho+T+esK0iGhJ0 gZXQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version:subject :cc:to:from:date:dkim-signature:dkim-signature:message-id; bh=qkKcG1mgbC1GGOdB94l5t8PlzZVU4PCQ1n0hbKnZ59c=; b=NwN80xMV8/zsi/TyC3AQtmSc0Af0c8G65ECXxMtXW5Uy/OQJZHBNooSTE/+nH/ZPMq E9lsbAVUu9knMuAcwPMpMlSl1t3ytvPo9UHANH1Le8ypfGrrAzvyQbQCg3TDDtOm6LrV QTMk+XpYpLQ2GVKtwHy0WZ69pzV2J5u7W9IAFmB3YdPAZGl1LFcjdpEaCWMlReKnfuWd cljCrXXUGAFehU3+jO7ZjuAFUDkIQfeTCn7gDUB7tgpvcfphajxF4VFi2weykzNm1yB2 +yzTpjIDX59YGxd9y2fv1DvfHgZebyvgKN6MDJEuyvvEQ26hYjlhipiBPCRtJkwQuQf3 POkA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=cv0ECABa; dkim=neutral (no key) header.i=@linutronix.de header.s=2020e; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id c14si2028053edn.450.2021.03.11.06.19.29; Thu, 11 Mar 2021 06:19:52 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=cv0ECABa; dkim=neutral (no key) header.i=@linutronix.de header.s=2020e; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233820AbhCKOSe (ORCPT + 99 others); Thu, 11 Mar 2021 09:18:34 -0500 Received: from Galois.linutronix.de ([193.142.43.55]:40672 "EHLO galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233466AbhCKOSR (ORCPT ); Thu, 11 Mar 2021 09:18:17 -0500 Message-Id: <20210311132036.228542540@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1615472295; 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: content-transfer-encoding:content-transfer-encoding; bh=qkKcG1mgbC1GGOdB94l5t8PlzZVU4PCQ1n0hbKnZ59c=; b=cv0ECABapO1jZDqwEeRZgDMFpvgJh6XLkO+9TOih/fnGTLEVLF8MLCZ+iHWq+Ybw6lbQSf 5g5sSJotQirzys4+LKKrRltRAU8wm8PBtqEXQZb7QJJa9dAc6bvvRYa4SA8exjogRRSEMc OcF2PjyRSe41jJhTp5XAypspIEY+SG/U41qBMhnBKRuZIW3fI7woJnM8eiJ9hCwOOrdBDc 7JVCk9i4PnKfa7hciMITfXzOt97vum78rE9Yk0z/iDQ3+2waorcPs2R3qSZizHNLLQsZGh zwv8EYwLT2MTi+ICq93XrBXSzhBgxYovi6aA0VdqWNKZ/OgW9nC8V6g4hDPNTw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1615472295; 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: content-transfer-encoding:content-transfer-encoding; bh=qkKcG1mgbC1GGOdB94l5t8PlzZVU4PCQ1n0hbKnZ59c=; b=uGWQabNQVGvcQvr93kfvH4/oVdzzWKAOj62pIt3pbPRnxFvxV25JUSmTl/H/xDSpQpIjKO WeXlPzOnyO1nDHAQ== Date: Thu, 11 Mar 2021 14:20:36 +0100 From: Thomas Gleixner To: LKML Cc: Oleg Nesterov , Sebastian Andrzej Siewior , Ingo Molnar , Peter Zijlstra , Juri Lelli , Vincent Guittot , Dietmar Eggemann , Steven Rostedt , Ben Segall , Mel Gorman , Daniel Bristot de Oliveira , Matt Fleming , "Eric W. Biederman" Subject: [patch V2 0/3] signals: Allow caching one sigqueue object per task MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org VGhpcyBpcyBhIGZvbGxvdyB1cCB0byB0aGUgaW5pdGlhbCBzdWJtaXNzaW9uIHdoaWNoIGNhbiBi ZSBmb3VuZCBoZXJlOgoKICBodHRwczovL2xvcmUua2VybmVsLm9yZy9yLzIwMjEwMzAzMTQyMDI1 LndiYnQybm5yNmR0Z3dqZmlAbGludXRyb25peC5kZQoKU2lnbmFsIHNlbmRpbmcgcmVxdWlyZXMg YSBrbWVtIGNhY2hlIGFsbG9jYXRpb24gYXQgdGhlIHNlbmRlciBzaWRlIGFuZCB0aGUKcmVjZWl2 ZXIgaGFuZHMgaXQgYmFjayB0byB0aGUga21lbSBjYWNoZSB3aGVuIGNvbnN1bWluZyB0aGUgc2ln bmFsLgoKVGhpcyB3b3JrcyBwcmV0dHkgd2VsbCBldmVuIGZvciByZWFsdGltZSB3b3JrbG9hZHMg ZXhjZXB0IGZvciB0aGUgY2FzZSB3aGVuCnRoZSBrbWVtIGNhY2hlIGFsbG9jYXRpb24gaGFzIHRv IGdvIGludG8gdGhlIHNsb3cgcGF0aCB3aGljaCBpcyByYXJlIGJ1dApoYXBwZW5zLgoKUHJlZW1w dC1SVCBjYXJyaWVzIGEgcGF0Y2ggd2hpY2ggYWxsb3dzIGNhY2hpbmcgb2Ygb25lIHNpZ3F1ZXVl IG9iamVjdCBwZXIKdGFzay4gVGhlIG9iamVjdCBpcyBub3QgcHJlYWxsb2NhdGVkLiBJdCdzIGNh Y2hlZCB3aGVuIHRoZSB0YXNrIHJlY2VpdmVzIGEKc2lnbmFsLiBUaGUgY2FjaGUgaXMgZnJlZWQg d2hlbiB0aGUgdGFzayBleGl0cy4KClRoZSBtZW1vcnkgb3ZlcmhlYWQgZm9yIGEgc3RhbmRhcmQg ZGlzdHJvIHNldHVwIGlzIHByZXR0eSBzbWFsbC4gQWZ0ZXIgYm9vdAp0aGVyZSBhcmUgbGVzcyB0 aGFuIDEwIG9iamVjdHMgY2FjaGVkIGluIGFib3V0IDE1MDAgdGFza3MuIFRoZSBzcGVlZHVwIGZv cgpzZW5kaW5nIGEgc2lnbmFsIGZyb20gYSBjYWNoZWQgc2lncXVldWUgb2JqZWN0IGlzIHNtYWxs ICh+M3VzKSBwZXIgc2lnbmFsCmFuZCBhbG1vc3QgaW52aXNpYmxlLCBidXQgZm9yIHNpZ25hbCBo ZWF2eSB3b3JrbG9hZHMgaXQncyBkZWZpbml0ZWx5Cm1lYXN1cmFibGUgYW5kIGZvciB0aGUgdGFy Z2V0ZWQgcmVhbHRpbWUgd29ya2xvYWRzIGl0J3Mgc29sdmluZyBhIHJlYWwKd29ybGQgbGF0ZW5j eSBpc3N1ZS4KCkNoYW5nZXMgdnMgVjE6CgogICAtIHRoZSBjYWNoaW5nIGlzIG5vdyB1bmNvbmRp dGlvbmFsCiAgIC0gZHJvcCB0aGUgcG9pbnRsZXNzIGNtcHhjaGcKICAgLSBzcGxpdCB0aGUgcGF0 Y2ggdXAgZm9yIGJldHRlciByZWFkYWJpbGl0eQogICAtIGFkZCBhIHByb3BlciBhbmFseXNpcyB0 byB0aGUgY2hhbmdlbG9nIHZzLiB0aGUgaW1wYWN0IGFuZCBiZW5lZml0cwoKVGhhbmtzLAoKCXRn bHgKLS0tCiBpbmNsdWRlL2xpbnV4L3NjaGVkLmggIHwgICAgMSArCiBpbmNsdWRlL2xpbnV4L3Np Z25hbC5oIHwgICAgMSArCiBrZXJuZWwvZXhpdC5jICAgICAgICAgIHwgICAgMyArLS0KIGtlcm5l bC9mb3JrLmMgICAgICAgICAgfCAgICAxICsKIGtlcm5lbC9zaWduYWwuYyAgICAgICAgfCAgIDQ0 ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKy0tLS0tLS0tLS0tCiA1IGZpbGVzIGNo YW5nZWQsIDM3IGluc2VydGlvbnMoKyksIDEzIGRlbGV0aW9ucygtKQo=