From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from zeniv.linux.org.uk (zeniv.linux.org.uk [62.89.141.173]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4B15714A4E0 for ; Mon, 12 Aug 2024 06:56:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=62.89.141.173 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723445819; cv=none; b=qwOFfU//7s4eTvGcvGNr6b7MkaFM/DtjngBugSADs3RjDafAj1/0X+mE7CoFxIcgGHLxMpFC5uHnQpC8nGZRhnpcLjYUeVYl2jRu+TklahiWB7IhnEasBHIiupaddYXMv+qGjwBuZtaqs9y4nQd1p4oYP9LJww8NZD8FTgyZTw8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723445819; c=relaxed/simple; bh=ErkK/L6nvneEgnu4IZVBvsnnX3P/80WwwwRTRhuVxcc=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=XTJubcLS21uyaVRuubIAcFFPOb5DBOkSpgy01SsPnrsy3AnVXvAx3+dcT9zA1jX5qScKS348Fw8j6GqLOdnV3WbZtbYvvn9pbEHQpcveOgwMPWF/QkX7TfYnKAgB923Gm6Myjjd5qqkAX0Wxj2ZsuYyd9UKTb5A2Ly4gP8RYyig= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk; spf=none smtp.mailfrom=ftp.linux.org.uk; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b=Prn3nkMn; arc=none smtp.client-ip=62.89.141.173 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=zeniv.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=ftp.linux.org.uk Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linux.org.uk header.i=@linux.org.uk header.b="Prn3nkMn" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=linux.org.uk; s=zeniv-20220401; h=Sender:Content-Type:MIME-Version: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-Transfer-Encoding: Content-ID:Content-Description:In-Reply-To:References; bh=idBXxM8dGSa96iv7+rsnoNHkcGWImDmOE5L/dsu42Mc=; b=Prn3nkMnCmNcJvqLeA8rzN+iqV /xCh8fUxCllblZcx93hhu0lAvNYRNA9TbG2aDEfYJzG+y8Jq0TtoWLyXU//VT5G6i+cVZUXWBJwdZ /PMhi1NJ9pV5Xz3tqJ+5AK9YyZsH/l54z2/IfRyt0J1cn7UkXo9R935A43H3v1mwFNqGmai6mcxr8 1XmgzM1vlwfBAejZWcOec++qoSeZJRx6Mxw+xU9heosEEne1OefXsOAe5ctp/Ozsl/K04TkmWnnB1 64Eut1YpoMBmp9eqVfFy6CN3TGrfYZZTCdUSVx4XLmA8ePrwmMOYJzhblBjXAREcQuUEffew9S6It RAcOZe9Q==; Received: from viro by zeniv.linux.org.uk with local (Exim 4.98 #2 (Red Hat Linux)) id 1sdOzA-000000010k7-3Ama; Mon, 12 Aug 2024 06:56:56 +0000 Date: Mon, 12 Aug 2024 07:56:56 +0100 From: Al Viro To: linux-fsdevel@vger.kernel.org Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCHES] [drm] file descriptor fixes Message-ID: <20240812065656.GI13701@ZenIV> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Sender: Al Viro Resurrecting the stuff from last cycle. Context: several places in drm have racy uses of close_fd(). Not hard to fix, thankfully. Changed since the last posting: as requested, KFD fix had been split in two commits - introduction of helper (drm_gem_prime_handle_to_dmabuf()) and switching kfd_mem_export_dmabuf() to that. Branch in git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git #for-drm, individual patches in followups. Please, review; IMO that ought to go through drm and amd-gfx trees. Shortlog: Al Viro (4): new helper: drm_gem_prime_handle_to_dmabuf() amdgpu: fix a race in kfd_mem_export_dmabuf() amdkfd CRIU fixes amdgpu: get rid of bogus includes of fdtable.h Diffstat: .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_arcturus.c | 1 - drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 12 +--- drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c | 1 - drivers/gpu/drm/amd/amdkfd/kfd_chardev.c | 64 ++++++++++++----- drivers/gpu/drm/drm_prime.c | 84 +++++++++++----------- include/drm/drm_prime.h | 3 + 6 files changed, 95 insertions(+), 70 deletions(-)