From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 E728F18F2DC; Tue, 30 Jul 2024 06:44:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722321876; cv=none; b=c8aB+9IIhbKDEj6jjoHry/DoolajoH9UboHmg/0W5UgwmA/IYNM5J4uwQrZoqHB/xrDJazQZfmY7bwxaYjtr1Ns0YuKW41TFjWi/3nY785Um9IC+2bkspO1FRfbtEis5yWIX4SzXooYlUYLIsgy4c1ivSUazOA1RGUEEhGqc5D0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722321876; c=relaxed/simple; bh=ccXL2chU8a/94eL1T1pI+a3Q5/w60GPmzE5TdAMCqlY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=HHlGS+KFE8RenPXSniZrJTyvaq1fwLWL0nlVY0kj/uaLm6Dx2gHI0QI6YNjscZsewq/hMuLO2ul/F2rkR/h1zvd3pC1ZmFKzTrb9drAcZ8tY1r+hb+7OQ3JLVmc2H1+Uru6xrxigOJBB0y4UCdF+wal6gAim7HEYs49cNdYU8og= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=mfAajOsY; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="mfAajOsY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 939DCC4AF09; Tue, 30 Jul 2024 06:44:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722321875; bh=ccXL2chU8a/94eL1T1pI+a3Q5/w60GPmzE5TdAMCqlY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=mfAajOsY0bas1KjIZ7zbi0ly7eR8srfqY9/dGjSCEZBhCcX9YS6VakfWING1fsGF9 W0YCBavaz4bKXWCT+t6Yhfu/nqQvhZRU8uQ4308gV21op4ifIO73UuI1kTRWXnNtuQ s5Z/K60Rw4yOKEM2lNhxjV21z9g0mIa7otDskKJSUtzhlDHiE0nSamwvKeBMBIax9v uECArXHvXKdVLqGvan7uo4dKgcLJgys3j/9lFLYcEfUC1FUurphSmLjUuWStQ30LeH mcqLnZdVd1vSIjm4Q5ofH7j6+1Ir6OhcZ/gLzfEGTM1DHna6l6J8fJTKaOJDBS/8EQ RPhVDl0tGnBTA== From: alexs@kernel.org To: Will Deacon , "Aneesh Kumar K . V" , Nick Piggin , Peter Zijlstra , Russell King , Catalin Marinas , Brian Cain , WANG Xuerui , Geert Uytterhoeven , Jonas Bonn , Stefan Kristiansson , Stafford Horne , Michael Ellerman , Naveen N Rao , Paul Walmsley , Albert Ou , Thomas Gleixner , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , Andy Lutomirski , Bibo Mao , Baolin Wang , linux-arch@vger.kernel.org, linux-mm@kvack.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-openrisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, Heiko Carstens , Vasily Gorbik , Christian Borntraeger , Sven Schnelle , Qi Zheng , Vishal Moola , "Aneesh Kumar K . V" , Kemeng Shi , Lance Yang , Peter Xu , Barry Song , linux-s390@vger.kernel.org Cc: Guo Ren , Christophe Leroy , Palmer Dabbelt , Mike Rapoport , Oscar Salvador , Alexandre Ghiti , Jisheng Zhang , Samuel Holland , Anup Patel , Josh Poimboeuf , Breno Leitao , Alexander Gordeev , Gerald Schaefer , Hugh Dickins , David Hildenbrand , Ryan Roberts , Matthew Wilcox , Alex Shi , Andrew Morton Subject: [RFC PATCH 08/18] mm/memory: use ptdesc in __pte_alloc Date: Tue, 30 Jul 2024 14:47:02 +0800 Message-ID: <20240730064712.3714387-9-alexs@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240730064712.3714387-1-alexs@kernel.org> References: <20240730064712.3714387-1-alexs@kernel.org> Precedence: bulk X-Mailing-List: linux-openrisc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Alex Shi Replace pgtable_t by ptdesc in function __pte_alloc. We will remove pgtable_t from all place. Signed-off-by: Alex Shi Cc: linux-kernel@vger.kernel.org Cc: linux-mm@kvack.org Cc: Andrew Morton --- mm/memory.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/mm/memory.c b/mm/memory.c index b9f5cc0db3eb..5b01d94a0b5f 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -445,13 +445,13 @@ void pmd_install(struct mm_struct *mm, pmd_t *pmd, pgtable_t *pte) int __pte_alloc(struct mm_struct *mm, pmd_t *pmd) { - pgtable_t new = pte_alloc_one(mm); - if (!new) + struct ptdesc *ptdesc = page_ptdesc(pte_alloc_one(mm)); + if (!ptdesc) return -ENOMEM; - pmd_install(mm, pmd, &new); - if (new) - pte_free(mm, new); + pmd_install(mm, pmd, (pgtable_t *)&ptdesc); + if (ptdesc) + pte_free(mm, ptdesc_page(ptdesc)); return 0; } -- 2.43.0