From nobody Fri Dec 19 03:43:24 2025 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 C6A5F185B7B for ; Mon, 2 Sep 2024 07:17:00 +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=1725261420; cv=none; b=Ppdr7O46LtTcJFcQL8Fvv9QV4C3dBb5GTxsdj/IjqfYevtpGRrtVstmvgCGw7PLwNfLB6B/2JEQxDRnTGzwlHS1uI6JkHC/9N6aAXtlaR8f3+6bz7MAD68cmb/vphYlz0Y/vPO7InlU3ZNI58+NpZX9r0D86amk7pXZuQxNio+g= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725261420; c=relaxed/simple; bh=PNe+PCWyOI4z40ocTHR27DhffZO/+69yc298dwmlSes=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=tlO3g3RwFrfX9KZmxlIhOJCGHfIQCiIceCeOB+NWskgszd10axW5TlAINnhwZGZWqja6EMUJhyjKJbgyxmQYBGEnMLgFiB1moloxJuI9dTIOEMZX8JxCxvNUTioqCZKTATmUcLXHkrMoa749Nf2YG3WY2M08fpvXlXWX9zOnU3k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=Tjz9s9qe; 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="Tjz9s9qe" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B3069C4CEC9; Mon, 2 Sep 2024 07:16:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1725261420; bh=PNe+PCWyOI4z40ocTHR27DhffZO/+69yc298dwmlSes=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Tjz9s9qeCkxm3K4mcUE5debLCDqO25YRhRFWJ/avcEDhpY4b8AFlwwm6cq1qeRVSM TGzZdBTjO0kyKpbF/Z7DIxsvEizBwlGCw9sJadLQCvWyAzoTTek19qzxsiyEkUhEak u0KMdnQ6O+BTfJOhcIz2D04qnh0DCeQ4IOyceUrOokKwmSLO7zYm58lT2aGv38l27n ISkuZaS3xI44QuXK7+MXr0ymkpKO43OncUVwMQJoGL/cZpb3Er7s5xJojvxNtbKHEN vMl9o5p/VP+DNo/4sqQvC5TySyWuu0k5MImEY96NjGNU+enX0pdUQJ91RPuVGMeLfg dviBzU7NaaG7w== From: alexs@kernel.org To: Vitaly Wool , Miaohe Lin , Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, minchan@kernel.org, willy@infradead.org, senozhatsky@chromium.org, david@redhat.com, 42.hyeyoo@gmail.com, Yosry Ahmed , nphamcs@gmail.com Cc: Alex Shi Subject: [PATCH v7 08/21] mm/zsmalloc: convert init_zspage() to use zpdesc Date: Mon, 2 Sep 2024 15:21:19 +0800 Message-ID: <20240902072136.578720-9-alexs@kernel.org> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240902072136.578720-1-alexs@kernel.org> References: <20240902072136.578720-1-alexs@kernel.org> 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: Hyeonggon Yoo <42.hyeyoo@gmail.com> Replace get_first/next_page func series and kmap_atomic to new helper, no functional change. Signed-off-by: Hyeonggon Yoo <42.hyeyoo@gmail.com> Signed-off-by: Alex Shi --- mm/zsmalloc.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 46d8be5cb4b7..01c5be6f4c96 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -935,16 +935,16 @@ static void init_zspage(struct size_class *class, str= uct zspage *zspage) { unsigned int freeobj =3D 1; unsigned long off =3D 0; - struct page *page =3D get_first_page(zspage); + struct zpdesc *zpdesc =3D get_first_zpdesc(zspage); =20 - while (page) { - struct page *next_page; + while (zpdesc) { + struct zpdesc *next_zpdesc; struct link_free *link; void *vaddr; =20 - set_first_obj_offset(page, off); + set_first_obj_offset(zpdesc_page(zpdesc), off); =20 - vaddr =3D kmap_atomic(page); + vaddr =3D zpdesc_kmap_atomic(zpdesc); link =3D (struct link_free *)vaddr + off / sizeof(*link); =20 while ((off +=3D class->size) < PAGE_SIZE) { @@ -957,8 +957,8 @@ static void init_zspage(struct size_class *class, struc= t zspage *zspage) * page, which must point to the first object on the next * page (if present) */ - next_page =3D get_next_page(page); - if (next_page) { + next_zpdesc =3D get_next_zpdesc(zpdesc); + if (next_zpdesc) { link->next =3D freeobj++ << OBJ_TAG_BITS; } else { /* @@ -968,7 +968,7 @@ static void init_zspage(struct size_class *class, struc= t zspage *zspage) link->next =3D -1UL << OBJ_TAG_BITS; } kunmap_atomic(vaddr); - page =3D next_page; + zpdesc =3D next_zpdesc; off %=3D PAGE_SIZE; } =20 --=20 2.46.0