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[2607:7c80:54:e::133]) by mx.google.com with ESMTPS id t134si15337200pgc.361.2019.07.23.23.53.05 for (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 23 Jul 2019 23:53:05 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of batv+1e4efd27347a199fee4d+5813+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) client-ip=2607:7c80:54:e::133; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=bombadil.20170209 header.b=oT1UkxwA; spf=pass (google.com: best guess record for domain of batv+1e4efd27347a199fee4d+5813+infradead.org+hch@bombadil.srs.infradead.org designates 2607:7c80:54:e::133 as permitted sender) smtp.mailfrom=BATV+1e4efd27347a199fee4d+5813+infradead.org+hch@bombadil.srs.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=nxIVoCpennKVcI7DbytWW21ua/k9dOz1onbRbm1cQCE=; b=oT1UkxwATR3uNfX9nvhPpejPy pzG4vC6QYUYgAgXlECubEZvLZDF5K+eNlTayweVvSxyqIO3v6nw9O4EZdfU+CvQWHVB71+n9N5k87 MvKaAKSxHDWIO0SYlWaDUwo7zo9qYmIU6TX6Tzzj7Dyez5Rd9Obt8H4+L8SM2mtrm3UZG7AkYcWGp zzslZfgg8CUU/FA1z4RFQkBt8uCYQivm2n5RUam8BYNfDFwDlM8WYlubmQPRS2u+yDI9vScOTUpJo rwqpUvywoSh1seqL1wWx5ykh9VGgCyI5jt61j9WRluuS2LAkxLkB+HC8fjlVw/aeppuLqe6jgBNW9 0YbLXShAg==; Received: from 089144207240.atnat0016.highway.bob.at ([89.144.207.240] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1hqB94-0004Hw-C9; Wed, 24 Jul 2019 06:53:02 +0000 From: Christoph Hellwig To: =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , Jason Gunthorpe , Ben Skeggs Cc: Ralph Campbell , linux-mm@kvack.org, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: hmm_range_fault related fixes and legacy API removal v3 Date: Wed, 24 Jul 2019 08:52:51 +0200 Message-Id: <20190724065258.16603-1-hch@lst.de> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Jérôme, Ben and Jason, below is a series against the hmm tree which fixes up the mmap_sem locking in nouveau and while at it also removes leftover legacy HMM APIs only used by nouveau. The first 4 patches are a bug fix for nouveau, which I suspect should go into this merge window even if the code is marked as staging, just to avoid people copying the breakage. Changes since v2: - new patch from Jason to document FAULT_FLAG_ALLOW_RETRY semantics better - remove -EAGAIN handling in nouveau earlier Changes since v1: - don't return the valid state from hmm_range_unregister - additional nouveau cleanups