From patchwork Sat Sep 30 05:00:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wedson Almeida Filho X-Patchwork-Id: 13404942 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05446E7735A for ; Sat, 30 Sep 2023 05:01:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234010AbjI3FBP (ORCPT ); Sat, 30 Sep 2023 01:01:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38850 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234009AbjI3FBL (ORCPT ); Sat, 30 Sep 2023 01:01:11 -0400 Received: from mail-pl1-x630.google.com (mail-pl1-x630.google.com [IPv6:2607:f8b0:4864:20::630]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 157A81B7; Fri, 29 Sep 2023 22:01:09 -0700 (PDT) Received: by mail-pl1-x630.google.com with SMTP id d9443c01a7336-1c5ff5f858dso87310675ad.2; Fri, 29 Sep 2023 22:01:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696050068; x=1696654868; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=/GtFO6vuSssICdkJfKNyb2r68AOrzMFP2HioLeCz7V4=; b=CF9F6ZMXs4tS7I5BphwJiO7DM3J4c0nlEf6bVj85qGyOGo9VJtGLLMlWWJHWukH7sz wuyHd5dGgSPMmu2W/oMJR1TGBnzSXDFm7CLkjk0PeaqNrn2J9+Ca1CDurOR/ue5ZRLq2 XJa8cBVB4wekSCyqp/JprH12ZLE8vM+JsSzzjwyjDodv9U5qd0hOOyb1TTB78V76wUr8 cX5hXZP9iGZ6ONRiyzpcK/sRKZpKsiDcsvtKhjEL0ha4z9CWGhlVDnkRtbmuV4pnC0DD wj8fqO0KZn+KbSlb3chO2T2uOGMSraivDa+PeKs0KnXzDPfZEVstyCGik95RTTXZ9rBF 4qVA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696050068; x=1696654868; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=/GtFO6vuSssICdkJfKNyb2r68AOrzMFP2HioLeCz7V4=; b=GovwltfyFu6y5UOUQH5R9O1rlwg0ByXpl086SgyoBuwZwKcfR2ToeJzQLA7k2oPidZ TpIYKyNU2ZQiXbZaQZ+p5lPahpksMiwv9LIS9bRzghCvRPlNADvivTLb3u15jwNLj6LV 66IZxOwK1A06eE5AGeTkdGXwLKy6VaAB16ine9MMf0phl8iXis2mX6RekLbkOgwNQ4D8 HwNaVmSfpmZWWxdCuJ//3z0frxzmq7yXgo2hNHpRORO2/Lp/qqewqmP/sOLb/C4PIyno SyufpvKX2SRqQQvgL7joIQ5b2S0mxuusK07hnGZuNBIGL6lmWDpYE1iL1BcglrB1Q61s kOew== X-Gm-Message-State: AOJu0YwYyrl+LRQXEpjm2A0MetBpHkznn9nmBFanqhgQLKwwsCYy4VDP oczE1pCHmBOUfyAJ3aoNz6k= X-Google-Smtp-Source: AGHT+IFxqffIY89PQUswFKtn5NoGKsgIMAvFv6a9S5IWp52RXMEP6bAOtDEOepkpnybcFK70HBAR3w== X-Received: by 2002:a17:902:f54b:b0:1c3:86cf:8cc0 with SMTP id h11-20020a170902f54b00b001c386cf8cc0mr6608621plf.10.1696050068454; Fri, 29 Sep 2023 22:01:08 -0700 (PDT) Received: from wedsonaf-dev.home.lan ([189.124.190.154]) by smtp.googlemail.com with ESMTPSA id y10-20020a17090322ca00b001c322a41188sm392136plg.117.2023.09.29.22.01.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 29 Sep 2023 22:01:08 -0700 (PDT) From: Wedson Almeida Filho To: Alexander Viro , Christian Brauner , linux-fsdevel@vger.kernel.org Cc: linux-kernel@vger.kernel.org, Wedson Almeida Filho , David Howells , Marc Dionne , linux-afs@lists.infradead.org Subject: [PATCH 04/29] afs: move afs_xattr_handlers to .rodata Date: Sat, 30 Sep 2023 02:00:08 -0300 Message-Id: <20230930050033.41174-5-wedsonaf@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230930050033.41174-1-wedsonaf@gmail.com> References: <20230930050033.41174-1-wedsonaf@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Wedson Almeida Filho This makes it harder for accidental or malicious changes to afs_xattr_handlers at runtime. Cc: David Howells Cc: Marc Dionne Cc: linux-afs@lists.infradead.org Signed-off-by: Wedson Almeida Filho --- fs/afs/internal.h | 2 +- fs/afs/xattr.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 9d3d64921106..a01d1f71ae8c 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -1539,7 +1539,7 @@ int afs_launder_folio(struct folio *); /* * xattr.c */ -extern const struct xattr_handler *afs_xattr_handlers[]; +extern const struct xattr_handler * const afs_xattr_handlers[]; /* * yfsclient.c diff --git a/fs/afs/xattr.c b/fs/afs/xattr.c index 9048d8ccc715..64b2c0224f62 100644 --- a/fs/afs/xattr.c +++ b/fs/afs/xattr.c @@ -353,7 +353,7 @@ static const struct xattr_handler afs_xattr_afs_volume_handler = { .get = afs_xattr_get_volume, }; -const struct xattr_handler *afs_xattr_handlers[] = { +const struct xattr_handler * const afs_xattr_handlers[] = { &afs_xattr_afs_acl_handler, &afs_xattr_afs_cell_handler, &afs_xattr_afs_fid_handler,