From mboxrd@z Thu Jan 1 00:00:00 1970 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6D2CEC43458 for ; Tue, 30 Jun 2026 10:54:37 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4CE9C6B00BD; Tue, 30 Jun 2026 06:54:34 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 47DE36B00BF; Tue, 30 Jun 2026 06:54:34 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 320E56B00C0; Tue, 30 Jun 2026 06:54:34 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 06E0D6B00BD for ; Tue, 30 Jun 2026 06:54:33 -0400 (EDT) Received: from smtpin25.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 889881C33A9 for ; Tue, 30 Jun 2026 10:54:33 +0000 (UTC) X-FDA: 84936270426.25.70A26E4 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf22.hostedemail.com (Postfix) with ESMTP id E3B9CC0003 for ; Tue, 30 Jun 2026 10:54:31 +0000 (UTC) Authentication-Results: imf22.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=nUdQL6z8; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf22.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1782816872; b=hOLh0EOS4hLNl6slrPFhEJger2HLO6QY5bG2s5HyHDgiGglhdGeahG5NBdS2XyuUsY/dRS i7wIkexSCKvuYCw+ZW8+ohT3dErvF+FGO4Dv7JQJWeKAdLG751OZhGZX8DAUFwBV96sY9L ktBRMJAlVTMtbiiGfAqyVXQe63XNIcc= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1782816871; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=8ZrKULHOZCI8ncGNpPaXRQATiyNvBkegtg9+f64SaWk=; b=TmjeKpL+OQJPRucIFePzAb7r53+bXwdiXimkFEGvXF2417Or6A2h1dk677h2xqdgp1oM/b /d7KVB1pMtMDuF9MqbbDPJYPjacov0h5vP7y+Q76Rv9vRVa6HmdC9MkwbhDICzxOma9jTd CB2PlYTo8JJOga7AkzHb9CSOv9gLX7I= ARC-Authentication-Results: i=1; imf22.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20260515 header.b=nUdQL6z8; dmarc=pass (policy=quarantine) header.from=kernel.org; spf=pass (imf22.hostedemail.com: domain of rppt@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=rppt@kernel.org Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 3D3E84386E; Tue, 30 Jun 2026 10:54:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 084581F00A3F; Tue, 30 Jun 2026 10:54:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782816871; bh=8ZrKULHOZCI8ncGNpPaXRQATiyNvBkegtg9+f64SaWk=; h=From:Date:Subject:References:In-Reply-To:To:Cc; b=nUdQL6z8kCSrzAcVNyvvv4NATSESaWwYY7FioZQvBxeGiHBtLSpLEi5Zh12SfpD9V c6kqcn+Ycp2k9nYsQiR3fjnHyEpX01Qmgebuaom9NiQv/b00OSjyNH25q6B2aPi+fI TAVk/NEn1hhqbKqlERQiL2Zq985mroLc+kRA1wuz1CeEx2M7aQkKd6hI+bTtqMvwmQ pw66bVWWKgDXxIdVQqK5yWKPNJBLD4nPJDmpJYO0blVgyBFJqJCrBK+kM+//xv9s3c AZH7dyUqOgvbphxcdfEmFzK1F+/dbasFC+HUCECy3zk365KWgJvRKJ1q89ANNKs1qr y5aXyW0Kow0kw== From: "Mike Rapoport (Microsoft)" Date: Tue, 30 Jun 2026 13:54:20 +0300 Subject: [PATCH 3/4] scsi: ipr: use kmalloc() to allocate IPR dump buffer memory MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260630-b4-scsi-v1-3-494fb37ebe7b@kernel.org> References: <20260630-b4-scsi-v1-0-494fb37ebe7b@kernel.org> In-Reply-To: <20260630-b4-scsi-v1-0-494fb37ebe7b@kernel.org> To: "Martin K. Petersen" Cc: Brian King , "James E.J. Bottomley" , Matthew Wilcox , Mike Rapoport , linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-scsi@vger.kernel.org, target-devel@vger.kernel.org X-Mailer: b4 0.15.2 X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: E3B9CC0003 X-Rspam-User: X-Stat-Signature: jm5sjok733b6tbrainfn7w97dgjwdk4e X-HE-Tag: 1782816871-296123 X-HE-Meta: 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 oYnys1a2 BZctP+PRNWTkN305MxreB59IoLYs6EGQVQ5aGiG86W7GOtwLhX70E9bL5NyBjqyUc49JB1YbTBAjZDrcBRjHDXPGG6mhvEL+t9GRNc+w6oQFfXOas2hxPM+uJ9rKG9YPwMeiXwuiuR0pUDWwqhpQa0g8a6OAN8w6ib6xzrWQa+eDLMUcIln6pAjQEjYrjaV5WIe2UZMLjjzu/FLsKXIYV9VbTgg5k/YuXQ1V0mDmbF3I2Td1OBesLnQJFVkC7QL7FAUPMWXvixRBlmw0= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: IPR dump machinery allocates memory to save adapter's crash dump using __get_free_page(). This memory can be allocated with kmalloc() as there's nothing special about it to go directly to the page allocator. kmalloc() provides a better API that does not require ugly casts and kfree() does not need to know the size of the freed object. Replace use of __get_free_page() with kmalloc(). Link: https://lore.kernel.org/all/635405e4-9423-4a25-a6e7-e03c8ea0bcbe@redhat.com Signed-off-by: Mike Rapoport (Microsoft) --- drivers/scsi/ipr.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index d207e5e81afe..5a212bfdeec2 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -2893,7 +2893,7 @@ static int ipr_sdt_copy(struct ipr_ioa_cfg *ioa_cfg, (ioa_dump->hdr.len + bytes_copied) < max_dump_size) { if (ioa_dump->page_offset >= PAGE_SIZE || ioa_dump->page_offset == 0) { - page = (__be32 *)__get_free_page(GFP_ATOMIC); + page = kmalloc(PAGE_SIZE, GFP_ATOMIC); if (!page) { ipr_trace; @@ -3226,7 +3226,7 @@ static void ipr_release_dump(struct kref *kref) spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); for (i = 0; i < dump->ioa_dump.next_page_index; i++) - free_page((unsigned long) dump->ioa_dump.ioa_data[i]); + kfree(dump->ioa_dump.ioa_data[i]); vfree(dump->ioa_dump.ioa_data); kfree(dump); -- 2.53.0