From nobody Sat Jul 25 20:47:10 2026 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 E1E2E3B8BD4; Mon, 13 Jul 2026 23:07:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783984045; cv=none; b=cGAUg4/H0tBL+KWTdwF1vFEVu98QAn0C0tr78gGN7vuQxIYFaia34TFSycDw41TjykZrUT05C35+rV/Tf8Oxdvie0lRu7Xat2vcidB/jeZJ5xMwzcoknZES8baa2CAdW+aOczQvXpV7UdfpVrDHV6+YoiLFjnGDqLL3zKpwdlOY= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783984045; c=relaxed/simple; bh=UltHZQp6+bVyXYy7gBmvL8aSEwwuSU0SM37krYJ4x8s=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=MUclsOQm7buIrK4wb2BU+sDvj38y0QGQSwPsdybIFVcCcP3g+WCf3bmlqWCG9HJUKyY/DT+WctXq7CYWSpZbwaqZB0siGRPs+CA3ofjtwrhSi6fTcahNBZhzOqmB01UZREAA3fPVgTCcQvcsOMMhLIeQmxhTrGOJWj8BqvIJ0EI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=h0GgAAAa; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=nIYh0l6F; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="h0GgAAAa"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="nIYh0l6F" Date: Mon, 13 Jul 2026 23:07:17 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1783984038; h=from:from:sender:sender:reply-to: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: in-reply-to:in-reply-to:references:references; bh=sL7YwTj8QqJKSBpFRLAHcL4Rk7G7GdwfUPLoKdgzsXE=; b=h0GgAAAatTHWR3ikuDkNiLEcMqwrmjTNRYzDkPq9GEPBveA1rbkXUHcF06+LgjF+1VItzu sN460LqY46DM69lh6euoKPnCt02BcCkScPZzGzSw+JcfDQlqyL3HzN6lQjrY7WeqS+PO+Q ilxtm4mwiTDTPktJ3zwkF+YpC1bcmGLZSu58wHegw9Q7y9MkMVD+zmfElHzdU/JF/KMQcp zrvdOGHxn1vTNxQz4+m61DEvow6iaTH1y7SLBiBkz+yWQs379JLJdp+5mPYDd6oUc24RIf 8wBlzFRx5jSbfON81xP1CpVcgdhq1F2fvZTC0kuW+hurZHLlavA9F4OTdhTy1A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1783984038; h=from:from:sender:sender:reply-to: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: in-reply-to:in-reply-to:references:references; bh=sL7YwTj8QqJKSBpFRLAHcL4Rk7G7GdwfUPLoKdgzsXE=; b=nIYh0l6F9Ni5jp19mY4tT2bjmCQWtsKlpFQe1Iq7jFPs6y0ICKgOXNiMFc8TdovQOMN9Ov bDNRtyrsealxKSBw== From: "tip-bot2 for Vishal Moola" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/mm] x86/mm: Convert sync_global_pgds_l5() to ptdescs Cc: Vishal Moola , Dave Hansen , William Kucharski , "Mike Rapoport (Microsoft)" , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20260629185742.126987-6-vishal.moola@gmail.com> References: <20260629185742.126987-6-vishal.moola@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <178398403722.1844600.10376619289951148874.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the x86/mm branch of tip: Commit-ID: 90c881895fab258924772846f2555a9c9eaac8f1 Gitweb: https://git.kernel.org/tip/90c881895fab258924772846f2555a9c9= eaac8f1 Author: Vishal Moola AuthorDate: Mon, 29 Jun 2026 11:57:38 -07:00 Committer: Dave Hansen CommitterDate: Mon, 13 Jul 2026 15:55:10 -07:00 x86/mm: Convert sync_global_pgds_l5() to ptdescs Convert sync_global_pgds_l5() to ptdescs in preparation for the eventual splitting of ptdescs from struct page. Signed-off-by: Vishal Moola Signed-off-by: Dave Hansen Reviewed-by: William Kucharski Acked-by: Mike Rapoport (Microsoft) Link: https://patch.msgid.link/20260629185742.126987-6-vishal.moola@gmail.c= om --- arch/x86/mm/init_64.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index d57f29c..a097ec1 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -136,7 +136,7 @@ static void sync_global_pgds_l5(unsigned long start, un= signed long end) =20 for (addr =3D start; addr <=3D end; addr =3D ALIGN(addr + 1, PGDIR_SIZE))= { const pgd_t *pgd_ref =3D pgd_offset_k(addr); - struct page *page; + struct ptdesc *ptdesc; =20 /* Check for overflow */ if (addr < start) @@ -146,13 +146,13 @@ static void sync_global_pgds_l5(unsigned long start, = unsigned long end) continue; =20 spin_lock(&pgd_lock); - list_for_each_entry(page, &pgd_list, lru) { + list_for_each_entry(ptdesc, &pgd_list, pt_list) { pgd_t *pgd; spinlock_t *pgt_lock; =20 - pgd =3D (pgd_t *)page_address(page) + pgd_index(addr); + pgd =3D (pgd_t *)ptdesc_address(ptdesc) + pgd_index(addr); /* the pgt_lock only for Xen */ - pgt_lock =3D &pgd_page_get_mm(page)->page_table_lock; + pgt_lock =3D &pgd_page_get_mm(ptdesc_page(ptdesc))->page_table_lock; spin_lock(pgt_lock); =20 if (!pgd_none(*pgd_ref) && !pgd_none(*pgd))