From patchwork Thu Mar 24 14:25:17 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Artem Bityutskiy X-Patchwork-Id: 88204 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from bombadil.infradead.org (bombadil.infradead.org [18.85.46.34]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 227F2B6F7D for ; Fri, 25 Mar 2011 01:24:07 +1100 (EST) Received: from canuck.infradead.org ([2001:4978:20e::1]) by bombadil.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1Q2lR3-0001JL-3A; Thu, 24 Mar 2011 14:22:49 +0000 Received: from localhost ([127.0.0.1] helo=canuck.infradead.org) by canuck.infradead.org with esmtp (Exim 4.72 #1 (Red Hat Linux)) id 1Q2lR1-0000Qe-P7; Thu, 24 Mar 2011 14:22:47 +0000 Received: from smtp.nokia.com ([147.243.1.47] helo=mgw-sa01.nokia.com) by canuck.infradead.org with esmtps (Exim 4.72 #1 (Red Hat Linux)) id 1Q2lQs-0000Pq-D6 for linux-mtd@lists.infradead.org; Thu, 24 Mar 2011 14:22:40 +0000 Received: from nokia.com (localhost [127.0.0.1]) by mgw-sa01.nokia.com (Switch-3.4.3/Switch-3.4.3) with ESMTP id p2OEMart031540 for ; Thu, 24 Mar 2011 16:22:36 +0200 Received: from eru.research.nokia.com ([[172.21.24.37]]) by mgw-sa01.nokia.com with ESMTP id p2OEMEMr031315 ; Thu, 24 Mar 2011 16:22:15 +0200 From: Artem Bityutskiy To: MTD list Subject: [PATCH 2/2] UBIFS: use GFP_NOFS properly Date: Thu, 24 Mar 2011 16:25:17 +0200 Message-Id: <1300976717-396-2-git-send-email-dedekind1@gmail.com> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1300976717-396-1-git-send-email-dedekind1@gmail.com> References: <1300976717-396-1-git-send-email-dedekind1@gmail.com> X-Nokia-AV: Clean X-CRM114-Version: 20090807-BlameThorstenAndJenny ( TRE 0.7.6 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20110324_102238_835940_0D4F9C0C X-CRM114-Status: GOOD ( 11.34 ) X-Spam-Score: 3.4 (+++) X-Spam-Report: SpamAssassin version 3.3.1 on canuck.infradead.org summary: Content analysis details: (3.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at http://www.dnswl.org/, low trust [147.243.1.47 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is freemail (dedekind1[at]gmail.com) 0.0 DKIM_ADSP_CUSTOM_MED No valid author signature, adsp_override is CUSTOM_MED 2.2 FREEMAIL_ENVFROM_END_DIGIT Envelope-from freemail username ends in digit (dedekind1[at]gmail.com) 1.2 NML_ADSP_CUSTOM_MED ADSP custom_med hit, and not from a mailing list Cc: Adrian Hunter X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-mtd-bounces@lists.infradead.org Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Artem Bityutskiy This patch fixes a brown-paperbag bug which was introduced by me: I used incorrect "GFP_KERNEL | GFP_NOFS" allocation flags to make sure my allocations do not cause write-back. But the correct form is "GFP_NOFS". Signed-off-by: Artem Bityutskiy --- fs/ubifs/debug.c | 2 +- fs/ubifs/lprops.c | 2 +- fs/ubifs/lpt_commit.c | 4 ++-- fs/ubifs/orphan.c | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c index 01c2b02..f25a733 100644 --- a/fs/ubifs/debug.c +++ b/fs/ubifs/debug.c @@ -818,7 +818,7 @@ void dbg_dump_leb(const struct ubifs_info *c, int lnum) printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n", current->pid, lnum); - buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory for dumping LEB %d", lnum); return; diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c index c7b25e2..0ee0847 100644 --- a/fs/ubifs/lprops.c +++ b/fs/ubifs/lprops.c @@ -1094,7 +1094,7 @@ static int scan_check_cb(struct ubifs_info *c, } } - buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory to scan LEB %d", lnum); goto out; diff --git a/fs/ubifs/lpt_commit.c b/fs/ubifs/lpt_commit.c index 0a3c2c3..0c9c69b 100644 --- a/fs/ubifs/lpt_commit.c +++ b/fs/ubifs/lpt_commit.c @@ -1633,7 +1633,7 @@ static int dbg_check_ltab_lnum(struct ubifs_info *c, int lnum) if (!(ubifs_chk_flags & UBIFS_CHK_LPROPS)) return 0; - buf = p = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory for ltab checking"); return 0; @@ -1885,7 +1885,7 @@ static void dump_lpt_leb(const struct ubifs_info *c, int lnum) printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n", current->pid, lnum); - buf = p = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = p = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory to dump LPT"); return; diff --git a/fs/ubifs/orphan.c b/fs/ubifs/orphan.c index 2cdbd31..09df318 100644 --- a/fs/ubifs/orphan.c +++ b/fs/ubifs/orphan.c @@ -898,7 +898,7 @@ static int dbg_scan_orphans(struct ubifs_info *c, struct check_info *ci) if (c->no_orphs) return 0; - buf = __vmalloc(c->leb_size, GFP_KERNEL | GFP_NOFS, PAGE_KERNEL); + buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); if (!buf) { ubifs_err("cannot allocate memory to check orphans"); return 0;