Message ID | 20190724065258.16603-6-hch@lst.de (mailing list archive) |
---|---|
State | New, archived |
Headers | show
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[2607:7c80:54:e::133]) by mx.google.com with ESMTPS id d5si13166777pls.233.2019.07.23.23.53.19 for <linux-mm@kvack.org> (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 23 Jul 2019 23:53:19 -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=IDkGONdX; 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: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=igXh/3abv0ooQdkv/Vfc/WSfVB4lkdoSYebCAR1TL48=; b=IDkGONdXpH3tW1oxhx++LkR9Lr WtaFZ+boWB9F31gk5CqaFbhNeFfrtl5YLLAPAezcvPdlRxacMmzCyuUcbJkfsIU6ge7zEVv6VK3Lp BVN8c2sSrD9gXy2zzFgQNQxPeES0fjs+kwg6uO+b6FRTGfvZoI4LaBGXq5SxfAg1diq5NAYBrGEmT LgBCFZZp8wWhbrk+FwzSlyBkPvD4HtkVG7f4VC7cE6HJ/umGb0LSiSUT67UWqJ0MlfM/eAnG+yM66 VhwUGjcVxt/otVXADUHsEEIdhJYMPPs8S9yngWBDr8DsSJQqvQUpJqMoQJQ2kuAdZG+rSN7e5CHvH SlT6wdaA==; 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 1hqB9J-0004Ko-0z; Wed, 24 Jul 2019 06:53:17 +0000 From: Christoph Hellwig <hch@lst.de> To: =?utf-8?b?SsOpcsO0bWUgR2xpc3Nl?= <jglisse@redhat.com>, Jason Gunthorpe <jgg@mellanox.com>, Ben Skeggs <bskeggs@redhat.com> Cc: Ralph Campbell <rcampbell@nvidia.com>, linux-mm@kvack.org, nouveau@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/7] nouveau: return -EBUSY when hmm_range_wait_until_valid fails Date: Wed, 24 Jul 2019 08:52:56 +0200 Message-Id: <20190724065258.16603-6-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190724065258.16603-1-hch@lst.de> References: <20190724065258.16603-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from <hch@infradead.org> 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: <linux-mm.kvack.org> X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
[1/7] mm: always return EBUSY for invalid ranges in hmm_range_{fault,snapshot}
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diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c b/drivers/gpu/drm/nouveau/nouveau_svm.c index a835cebb6d90..545100f7c594 100644 --- a/drivers/gpu/drm/nouveau/nouveau_svm.c +++ b/drivers/gpu/drm/nouveau/nouveau_svm.c @@ -502,7 +502,7 @@ nouveau_range_fault(struct hmm_mirror *mirror, struct hmm_range *range) if (!hmm_range_wait_until_valid(range, HMM_RANGE_DEFAULT_TIMEOUT)) { up_read(&range->vma->vm_mm->mmap_sem); - return -EAGAIN; + return -EBUSY; } ret = hmm_range_fault(range, true);