From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f44.google.com (mail-ej1-f44.google.com [209.85.218.44]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BED3A3D8131 for ; Thu, 11 Jun 2026 10:57:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781175422; cv=none; b=t8p//cAYBPp4nuTdS1X77lyibTaLunxIU/5W0kKkG9bVpaUQE7artybg2lgbg8LNyDAZCl/9MRdYdUL3KDYqREBoACNfWF8HGMxJjJeiTC3k9D8CVm5lWu3nsxSzZ8XqnuKeu0d6NGeEHYTluShkGtwolojs0nDZgjsxj0/QAEM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781175422; c=relaxed/simple; bh=mFrD+KmW1i2U+mOe6EtknBjl7m3yDlQo+ltKwtXszt4=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=oQg75AZw7Oks/qlOqA9SKkROPSvN7Zcc8g1Am9QDeSjNvapMlLlIQjvwzUmKf9jDJ6j7/VSCp8cS/+rBweH5enzL1r87GHr89PcUyY0nk/VFG58lCeaTvGTHijxqhwcIu8HzPRIBi0x/uz/K2tgd8UpYmqgcFh1fDUlGRjLd2Lc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=mina86.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=oj45LyIa; arc=none smtp.client-ip=209.85.218.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=mina86.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="oj45LyIa" Received: by mail-ej1-f44.google.com with SMTP id a640c23a62f3a-bf0170c80f7so1342783166b.3 for ; Thu, 11 Jun 2026 03:57:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1781175419; x=1781780219; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:references :in-reply-to:subject:cc:to:from:sender:from:to:cc:subject:date :message-id:reply-to; bh=j8FeddOKbweOWI36KOPgeZjAObbXbULnuadLPQ6hXD8=; b=oj45LyIaz60S5SPMChlEfvNh98aFWAtik8MIlvcnKJrZ2Q6NL1RRypxwcp5ZK4kFDb hm05rgRnrYIKe4crZJj9JNg1H0kMcUJriamD/hZIEyBDghq4MTwS64JrqN3cVw2i08zz eTELeUNuzhBSv2qCCDPMzoZSN03A9Fe3pj+o6v75tvdULKfV4/idL8LdZ4eHPpqnILZk Mq24Mfqri0DBHGKIhsGSHCswDShL5FyEMKsBlh3wZm1cbvZTMZOsCZ4vDmeKLlg/4vvn 7VVoR/iXwWKzj+qWkTjV2+ALcaLCxf+nlKuwDFEtRzt3BxK3+OlrQ3aD6qAYCR62qdBy 8oJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781175419; x=1781780219; h=content-transfer-encoding:mime-version:message-id:date:references :in-reply-to:subject:cc:to:from:sender:x-gm-gg:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=j8FeddOKbweOWI36KOPgeZjAObbXbULnuadLPQ6hXD8=; b=RsisTLSpsFkDn5J0C9wKT9zQabqLI0FL8dlUcRN+l6UBrvAeFiohnXB/thnR7Au7qp gpRFVyfSK1Ib67dCBsnWDigE7wI3b5kNaq3SnL4hSUgDkQYBtkNC8SHtgFAGTTgyRzCq S/vJxeMOlL360R2/9z1RAOAk2RjX/TBq2zTTkmuwMT+IEhW11b5hz0IaPUuVe19aWEyv mri0Gt26jKmSReKKePDqnfSYe2ca9BuZSXdj7pQvWir0it9vkOOxLLRA0XO6yT2BMRuj DkU9CCDF5/xPaVXZujiQi5AeuFe87HB29gd04f4cZ2ICzfqx2KKK/dRSRxY5g2JsBp5R ugCw== X-Forwarded-Encrypted: i=1; AFNElJ/nBs4bOErGSoaeTGjfBO0DZyW2+jF2thsPDf741sU9alpetZbWLW8QAcnxnQB1UQFa5wZ5W/nAmTgOS6A=@vger.kernel.org X-Gm-Message-State: AOJu0Yw7jWZ51Op30yjF+dKSTP3qKGLQ+j2qRCyh/njlwKQv7XNnnvyD 2swzfvEMOqCMKrRLO6A/Esjhq+Z+R1uiaxuU+TfuYnykqk0roQ2gUBh4qDkga0oY X-Gm-Gg: Acq92OEvVgnVo9aOaLwLRcDazg/UDABMwNo5N5iJKCq64ul36UMVpptJB8AK7h3iOfa YNh7MrMMEFyEujfSuSR7N0Lflog/9W6zpzIfjkax6lNESagJWWYNEvHv//s151WMBAu3WdGwwic PfAYCSCtXy2/oQepo+Y0A8liz0/Gpny3M1t3+KeRONkBz+wiTyHKj3y7BT7ARCSg7zl0ooAGH19 kHHcCqXRQC+HDKJfbPqmHVPPawbD6jwGr+uq9sD3O3x2qjvBgfRR8ndtDBnkPoC7y0fv30LyYoP aWV46+jxzuCWVd66enlXRiEhUWGtm38A8JLZ1ZOhigVjEHmS6/n6fsTuxE8YCPd4usiUbP0DS0F wVBe4zdx6pFMZNxWDhJrKidEsIoxZPk1FXygnoUOBjqjcPjfmnYVUcIcmr9pSn0IyC1CsRKsr0m TcIGwC6uwl9DdD+rRK9ApxUsMKjneR1klkqbETqamHziHdT5EFphuULB1F48l4 X-Received: by 2002:a17:906:8456:b0:be2:3679:1b49 with SMTP id a640c23a62f3a-bfc88d37eedmr77658966b.40.1781175418916; Thu, 11 Jun 2026 03:56:58 -0700 (PDT) Received: from erwin (109241130011.warszawa.vectranet.pl. [109.241.130.11]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-bfcb53c23c2sm49064066b.40.2026.06.11.03.56.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 11 Jun 2026 03:56:58 -0700 (PDT) Sender: =?UTF-8?Q?Micha=C5=82_Nazarewicz?= From: =?utf-8?Q?Micha=C5=82?= Nazarewicz To: Yury Norov , Yi Sun Cc: yury.norov@gmail.com, akpm@linux-foundation.org, akinobu.mita@gmail.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 0/2] Improve the performance of bitmap_find_next_zero_area_off() In-Reply-To: References: <20260601094234.103863-1-yi.sun@unisoc.com> Date: Thu, 11 Jun 2026 12:56:57 +0200 Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable > On Mon, Jun 01, 2026 at 05:42:32PM +0800, Yi Sun wrote: >> v3: https://lore.kernel.org/all/20260514090607.231387-1-yi.sun@unisoc.com >> - Based on Micha=C5=82 Nazarewicz's suggestion, >> code optimization was performed on PATCH v1. > On Mon, Jun 08 2026, Yury Norov wrote: > We've got a special tag for it: Suggested-by. If the optimization is > still there, please use the tag. Can you point to that suggestion? It was part of a review of the previous version of the patch. I think =E2=80=98Acked-by: Micha=C5=82 Nazarewicz =E2=80=99 on t= he 1/2 patch is sufficient here. I=E2=80=99ve looked at the v4 1/2 and it still looks good= to me. --=20 Best regards =E3=83=9F=E3=83=8F=E3=82=A6 =E2=80=9C=F0=9D=93=B6=F0=9D=93=B2=F0=9D=93=B7= =F0=9D=93=AA86=E2=80=9D =E3=83=8A=E3=82=B6=E3=83=AC=E3=83=B4=E3=82=A3=E3=83= =84 =C2=ABIf at first you don=E2=80=99t succeed, give up skydiving=C2=BB