From nobody Sun Feb 8 12:15:07 2026 Received: from mout-p-201.mailbox.org (mout-p-201.mailbox.org [80.241.56.171]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 917153E495; Fri, 1 Mar 2024 16:45:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.241.56.171 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709311512; cv=none; b=IYTDLinmbH3ueIGP9AzUqzDA/du4jJomd5KfF+TdVu4/TTC5YaMIr8sEsrDIelSVLudnyt13IAK8h/6Ns2xIyA+FF2sHDhR461a8+/FqwZD+qCuUf0IMusLkbBLEvxv46f2UilOh7RlGCR2AwgEHZVvjYJaFP3zD9kpOpbfMXh0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709311512; c=relaxed/simple; bh=KQLxCxTm1a3G+AdJEU2l+UjiEY138yZKMq+PpqCnBQE=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ViTLhLrxGV2bEZRVuvBiw94X/yD7ALKFCsgWympb9cDVaWdoGX113GX+pkJrpl1Qbjdjm3qNWbfe837bn/JfY5zI5h2D3jCPJjcYYB9SXoNoFSkBXwmbh5I5FLHmGLL000eLpDep3zqD0xExktEi/+LRH7dtgVDxEqrr9ksRON0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=pankajraghav.com; spf=pass smtp.mailfrom=pankajraghav.com; dkim=pass (2048-bit key) header.d=pankajraghav.com header.i=@pankajraghav.com header.b=EhcDjdG9; arc=none smtp.client-ip=80.241.56.171 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=pankajraghav.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=pankajraghav.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=pankajraghav.com header.i=@pankajraghav.com header.b="EhcDjdG9" Received: from smtp2.mailbox.org (smtp2.mailbox.org [10.196.197.2]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mout-p-201.mailbox.org (Postfix) with ESMTPS id 4TmYq56x6Dz9t7g; Fri, 1 Mar 2024 17:45:05 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=pankajraghav.com; s=MBO0001; t=1709311506; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=wBvRRAph/60/h4V+RTLg/hSlbvygSXk8WrjV0xu5/4g=; b=EhcDjdG9qiZTG+V3uYtrOsPK0UUvzb17ipja6U+/IY0HDDnkY+HkPMp6p0u2+FSKecvqMu iWT8AtwgnLDakHtg95b2lJHGfk+s2XyJPWYikTnuC3BK/QjQRJMmqqOAPqBWr3IoSls4mW q19/nic1+DfHfZHR7JZTV1HpciObH2ScYT+9tgsK2vmAPUsIfP+bPAJRYxen4YAMvdN2kC SIAdF3SlBhG3Mqe/v2I/i2CCBekZQdagyrgkf3dcQFHgQZK6Na1PLH3v3csGAqLmSH04IG 9DZNFKUyvPqqe/5Ne7SHmLPq54ZL9V7gnXR0jla2EERn/u2BZBYnEczSx/YJzA== From: "Pankaj Raghav (Samsung)" To: linux-fsdevel@vger.kernel.org, linux-xfs@vger.kernel.org Cc: djwong@kernel.org, mcgrof@kernel.org, linux-mm@kvack.org, hare@suse.de, david@fromorbit.com, akpm@linux-foundation.org, gost.dev@samsung.com, linux-kernel@vger.kernel.org, chandan.babu@oracle.com, willy@infradead.org, Pankaj Raghav Subject: [PATCH v2 05/13] readahead: round up file_ra_state->ra_pages to mapping_min_nrpages Date: Fri, 1 Mar 2024 17:44:36 +0100 Message-ID: <20240301164444.3799288-6-kernel@pankajraghav.com> In-Reply-To: <20240301164444.3799288-1-kernel@pankajraghav.com> References: <20240301164444.3799288-1-kernel@pankajraghav.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Luis Chamberlain As we will be adding multiples of mapping_min_nrpages to the page cache, initialize file_ra_state->ra_pages with bdi->ra_pages rounded up to the nearest mapping_min_nrpages. Signed-off-by: Luis Chamberlain Signed-off-by: Pankaj Raghav --- mm/readahead.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/mm/readahead.c b/mm/readahead.c index 369c70e2be42..6336c1736cc9 100644 --- a/mm/readahead.c +++ b/mm/readahead.c @@ -138,7 +138,8 @@ void file_ra_state_init(struct file_ra_state *ra, struct address_space *mapping) { - ra->ra_pages =3D inode_to_bdi(mapping->host)->ra_pages; + ra->ra_pages =3D round_up(inode_to_bdi(mapping->host)->ra_pages, + mapping_min_folio_nrpages(mapping)); ra->prev_pos =3D -1; } EXPORT_SYMBOL_GPL(file_ra_state_init); --=20 2.43.0