From nobody Sun Feb 8 05:47:02 2026 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 0C1646F076 for ; Tue, 6 Aug 2024 02:19:06 +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=1722910746; cv=none; b=W0iuWJfjpt+elQX9CYP+eQkCFDJm1u77WgHvmL7rmTadHhlQvmgJWWq1jC+XkHaj6onFUBqOtwXYZD4BxOxscZ9BCG8Ig9xCdmv0U6GaPIwEm+T/hBOgtDJZRuzCZPo7uRm0ES+6d5OB5MuP+hDd2Kzb2jWVG4thH8+3A8Grx/8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722910746; c=relaxed/simple; bh=oL5cTZYBz5hcMd4ibMjrzRAOxUIAWeTC3GGP5qzznjU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=KYjvVZxGB0MNS/L0bZCAG/i3uCPhk99ClwXWOb9bVhFW3+EbKOcpwd2tgbW3Nna5haPAm0IbsahJ6MXDb5OkqjUFrheN2JaMh9rteyC91jyQox8dWTDQXES1EkMX4FQKcoGXbJVJqO5tM5//azmFgSawv/YW2mNcIe3vOg4hfHk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HznYQbSG; 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="HznYQbSG" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BC641C4AF11; Tue, 6 Aug 2024 02:19:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722910745; bh=oL5cTZYBz5hcMd4ibMjrzRAOxUIAWeTC3GGP5qzznjU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=HznYQbSGB5gQ2kI4wcaUCOnPgGomh9VJ4uFtU8YG1LSpwabhCQ5mxFNi8WpsZ6exU K2rMxdEaj7xFao9BCCnDrHgaXr9hQ4jYCcgFfLBKdAml2YEKJ69MLvRMrXZQgAQxqX RONxiHPQHIUEX/m1A/ofr7XuFO/YWOznmfR9zypSe7GLU6pMZS8Xx3aN/pypoyEzh6 kLyjt2xVtNmiSUqQtoB2AjBnSdr4Dcc/epjg/GoMU4SEg/Xv2KyIEHTI6BaDEVxS8k gT+v+/dqRQT+ymOFOQz2ckMqoZBnAoBylS3mn63NoXSeKUbYwjnzgDGBG/r5ZOElwK iG0VmI/vVGPxQ== 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 v5 19/21] mm/zsmalloc: introduce __zpdesc_clear/set_zsmalloc() Date: Tue, 6 Aug 2024 10:23:06 +0800 Message-ID: <20240806022311.3924442-20-alexs@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240806022311.3924442-1-alexs@kernel.org> References: <20240806022143.3924396-1-alexs@kernel.org> <20240806022311.3924442-1-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: Alex Shi Add helper __zpdesc_clear_zsmalloc() for __ClearPageZsmalloc(), __zpdesc_set_zsmalloc() for __SetPageZsmalloc(), and use them in callers. Signed-off-by: Alex Shi --- mm/zpdesc.h | 10 ++++++++++ mm/zsmalloc.c | 8 ++++---- 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/mm/zpdesc.h b/mm/zpdesc.h index 1ab47faed49b..d0a1af0ee424 100644 --- a/mm/zpdesc.h +++ b/mm/zpdesc.h @@ -119,6 +119,16 @@ static inline void __zpdesc_clear_movable(struct zpdes= c *zpdesc) __ClearPageMovable(zpdesc_page(zpdesc)); } =20 +static inline void __zpdesc_set_zsmalloc(struct zpdesc *zpdesc) +{ + __SetPageZsmalloc(zpdesc_page(zpdesc)); +} + +static inline void __zpdesc_clear_zsmalloc(struct zpdesc *zpdesc) +{ + __ClearPageZsmalloc(zpdesc_page(zpdesc)); +} + static inline bool zpdesc_is_isolated(struct zpdesc *zpdesc) { return PageIsolated(zpdesc_page(zpdesc)); diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 7c7432a00a07..0b318db894a8 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -831,7 +831,7 @@ static void reset_zpdesc(struct zpdesc *zpdesc) zpdesc->zspage =3D NULL; zpdesc->next =3D NULL; reset_first_obj_offset(zpdesc); - __ClearPageZsmalloc(page); + __zpdesc_clear_zsmalloc(zpdesc); } =20 static int trylock_zspage(struct zspage *zspage) @@ -1004,13 +1004,13 @@ static struct zspage *alloc_zspage(struct zs_pool *= pool, if (!zpdesc) { while (--i >=3D 0) { zpdesc_dec_zone_page_state(zpdescs[i]); - __ClearPageZsmalloc(zpdesc_page(zpdescs[i])); + __zpdesc_clear_zsmalloc(zpdescs[i]); __free_page(zpdesc_page(zpdescs[i])); } cache_free_zspage(pool, zspage); return NULL; } - __SetPageZsmalloc(zpdesc_page(zpdesc)); + __zpdesc_set_zsmalloc(zpdesc); =20 zpdesc_inc_zone_page_state(zpdesc); zpdescs[i] =3D zpdesc; @@ -1800,7 +1800,7 @@ static int zs_page_migrate(struct page *newpage, stru= ct page *page, VM_BUG_ON_PAGE(!zpdesc_is_isolated(zpdesc), zpdesc_page(zpdesc)); =20 /* We're committed, tell the world that this is a Zsmalloc page. */ - __SetPageZsmalloc(zpdesc_page(newzpdesc)); + __zpdesc_set_zsmalloc(newzpdesc); =20 /* The page is locked, so this pointer must remain valid */ zspage =3D get_zspage(zpdesc); --=20 2.43.0