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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CB83FC43215 for ; Fri, 22 Nov 2019 06:21:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 990FF20637 for ; Fri, 22 Nov 2019 06:21:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574403685; bh=6N6utb28xFcbw1WnBmmazrCLf9h//ber+CLlhqfmkag=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=nYXPMojXZ4SN6hm529VH7SdaiApiYTus4JTDrUWgtNrcvkbwjSYdz0W/iha4dJ4tJ LQTSEaU8dlM8sptGAUnZdj/kgLVqfWGE1WBPy26FwrPkXquUFouygTXnBCbvbXzpTK QmLV32Iq1cPLysFctknt8zXD+SDEs38twuTqCiLQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728504AbfKVFwW (ORCPT ); Fri, 22 Nov 2019 00:52:22 -0500 Received: from mail.kernel.org ([198.145.29.99]:58052 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728499AbfKVFwV (ORCPT ); Fri, 22 Nov 2019 00:52:21 -0500 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 03E9C20721; Fri, 22 Nov 2019 05:52:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1574401940; bh=6N6utb28xFcbw1WnBmmazrCLf9h//ber+CLlhqfmkag=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=djH13yMCmNaF2sSC5UvJu3dAPfBkbu6vOAZmiPyaEtU7qP/sOXCWDoS0OFYhs6t0V SUvph37XR1rAIVlVISP3Lp1FOWuYxmRa7IFxAuQrGkm/CCQMkzDKqW0DqjEaIj+mTd R//D7iECJN7eP4/tnhJg1vL6pBznFNNACVAvqhWs= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Huang Shijie , Andrew Morton , Alexey Skidanov , Linus Torvalds , Sasha Levin Subject: [PATCH AUTOSEL 4.19 165/219] lib/genalloc.c: use vzalloc_node() to allocate the bitmap Date: Fri, 22 Nov 2019 00:48:17 -0500 Message-Id: <20191122054911.1750-158-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191122054911.1750-1-sashal@kernel.org> References: <20191122054911.1750-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Huang Shijie [ Upstream commit 6862d2fc81859f88c1f3f660886427893f2b4f3f ] Some devices may have big memory on chip, such as over 1G. In some cases, the nbytes maybe bigger then 4M which is the bounday of the memory buddy system (4K default). So use vzalloc_node() to allocate the bitmap. Also use vfree to free it. Link: http://lkml.kernel.org/r/20181225015701.6289-1-sjhuang@iluvatar.ai Signed-off-by: Huang Shijie Reviewed-by: Andrew Morton Cc: Alexey Skidanov Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- lib/genalloc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/genalloc.c b/lib/genalloc.c index 5deb25c40a5a1..f365d71cdc774 100644 --- a/lib/genalloc.c +++ b/lib/genalloc.c @@ -187,7 +187,7 @@ int gen_pool_add_virt(struct gen_pool *pool, unsigned long virt, phys_addr_t phy int nbytes = sizeof(struct gen_pool_chunk) + BITS_TO_LONGS(nbits) * sizeof(long); - chunk = kzalloc_node(nbytes, GFP_KERNEL, nid); + chunk = vzalloc_node(nbytes, nid); if (unlikely(chunk == NULL)) return -ENOMEM; @@ -251,7 +251,7 @@ void gen_pool_destroy(struct gen_pool *pool) bit = find_next_bit(chunk->bits, end_bit, 0); BUG_ON(bit < end_bit); - kfree(chunk); + vfree(chunk); } kfree_const(pool->name); kfree(pool); -- 2.20.1