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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,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 A19F7C3A5A8 for ; Wed, 4 Sep 2019 18:19:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 70CE221881 for ; Wed, 4 Sep 2019 18:19:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567621151; bh=k9djja5ly5uwE2OFtHOxsuV0pvkx9VzB3lHm8awq8tY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=U+Z3m8IcscBmTLh38FQtt647NDYvjkudelNDnBn2U3Zhuyms1gPRm9PQrl0ydl2AV 2txqCqiZU+SHhKvIc5LoaMwgQRH+HTXy2dMLOug/vqFXjCZJqqTldegg1zEuHYnO2W yphon/RGAAvVeYbwAtkYKuqnQw/pU9GI2bVE1VfQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389473AbfIDSKI (ORCPT ); Wed, 4 Sep 2019 14:10:08 -0400 Received: from mail.kernel.org ([198.145.29.99]:53576 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389303AbfIDSKH (ORCPT ); Wed, 4 Sep 2019 14:10:07 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2E615206B8; Wed, 4 Sep 2019 18:10:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1567620606; bh=k9djja5ly5uwE2OFtHOxsuV0pvkx9VzB3lHm8awq8tY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dtDKsixV09BwaTW0FTgShtMyHOA8OunyFnCTU1d9jzhnmVz3ov+9RXEsjbTQlNdkl hVY+BXxAbgZ8d6UYV+WGIOmLoloVQO7kh8TgidsRXADbLyCEam+MvmILG/D6LPwKTT xLD709nR7Y+HEHbMZwAIG36WsS1bKBzqVOStQgUI= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tomer Tayar , Oded Gabbay , Sasha Levin Subject: [PATCH 5.2 028/143] habanalabs: fix DRAM usage accounting on context tear down Date: Wed, 4 Sep 2019 19:52:51 +0200 Message-Id: <20190904175315.161061753@linuxfoundation.org> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20190904175314.206239922@linuxfoundation.org> References: <20190904175314.206239922@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org [ Upstream commit c8113756ba27298d6e95403c087dc5881b419a99 ] The patch fix the DRAM usage accounting by adding a missing update of the DRAM memory consumption, when a context is being torn down without an organized release of the allocated memory. Signed-off-by: Tomer Tayar Reviewed-by: Oded Gabbay Signed-off-by: Oded Gabbay Signed-off-by: Sasha Levin --- drivers/misc/habanalabs/memory.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/misc/habanalabs/memory.c b/drivers/misc/habanalabs/memory.c index 693877e37fd87..924a438ba9736 100644 --- a/drivers/misc/habanalabs/memory.c +++ b/drivers/misc/habanalabs/memory.c @@ -1629,6 +1629,8 @@ void hl_vm_ctx_fini(struct hl_ctx *ctx) dev_dbg(hdev->dev, "page list 0x%p of asid %d is still alive\n", phys_pg_list, ctx->asid); + atomic64_sub(phys_pg_list->total_size, + &hdev->dram_used_mem); free_phys_pg_pack(hdev, phys_pg_list); idr_remove(&vm->phys_pg_pack_handles, i); } -- 2.20.1