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[142.68.57.212]) by smtp.gmail.com with ESMTPSA id w30sm528758qtw.21.2020.03.16.12.23.09 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 16 Mar 2020 12:23:09 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1jDvKO-0006vf-S6; Mon, 16 Mar 2020 16:23:08 -0300 Date: Mon, 16 Mar 2020 16:23:08 -0300 From: Jason Gunthorpe To: Christoph Hellwig Subject: Re: [PATCH hmm 2/8] mm/hmm: don't free the cached pgmap while scanning Message-ID: <20200316192308.GO20941@ziepe.ca> References: <20200311183506.3997-1-jgg@ziepe.ca> <20200311183506.3997-3-jgg@ziepe.ca> <20200316090250.GB12439@lst.de> <20200316180713.GI20941@ziepe.ca> <20200316181324.GA24533@lst.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200316181324.GA24533@lst.de> User-Agent: Mutt/1.9.4 (2018-02-28) X-Mailman-Approved-At: Mon, 16 Mar 2020 19:26:24 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Philip Yang , Ralph Campbell , John Hubbard , Felix.Kuehling@amd.com, dri-devel@lists.freedesktop.org, linux-mm@kvack.org, Jerome Glisse , amd-gfx@lists.freedesktop.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" T24gTW9uLCBNYXIgMTYsIDIwMjAgYXQgMDc6MTM6MjRQTSArMDEwMCwgQ2hyaXN0b3BoIEhlbGx3 aWcgd3JvdGU6Cj4gT24gTW9uLCBNYXIgMTYsIDIwMjAgYXQgMDM6MDc6MTNQTSAtMDMwMCwgSmFz b24gR3VudGhvcnBlIHdyb3RlOgo+ID4gSSBjaG9zZSB0aGlzIHRvIGJlIHNpbXBsZSB3aXRob3V0 IGhhdmluZyB0byBnb3RvIHVud2luZCBpdC4KPiA+IAo+ID4gU28sIGluc3RlYWQgbGlrZSB0aGlz Ogo+IAo+IEFzINGVYWlkLCBhbmQgcGVyIHRoZSBwcmV2aW91cyBkaXNjdXNzaW9uOiAgSSB0aGlu ayBqdXN0IHJlbW92aW5nIHRoZQo+IHBnbWFwIGxvb2t1cCBpcyB0aGUgcmlnaHQgdGhpbmcgdG8g ZG8gaGVyZS4gIFNvbWV0aGluZyBsaWtlIHRoaXMgcGF0Y2g6CgpPSy4gSSB0aGluayBJIGdldCBp dCBub3cuCgpXZSBkb24ndCBldmVuIHNpZ25hbCB0aGF0IHRoZSBwZm4gaXMgYSBwZ21hcCB0byB0 aGUgY2FsbGVyLCBzbyB0aGUKY2FsbGVyIG11c3QgYXNzdW1lIHRoZSBwZm4gaXMgQ1BVIG1lbW9y eSBhbmQgY2FuIGJlIGRtYSBtYXBwZWQuIEF0CnRoYXQgcG9pbnQgaXQgZG9lc24ndCBtYXR0ZXIg d2hhdCBraW5kIG9mIHBnbWFwIGl0IGlzLgoKUmFjZXMgaGVyZSBhcmUgcmVzb2x2ZWQgYnkgbm90 aWZpZXJzIGFzIHdlIGNhbid0IGRlc3Ryb3kgdGhlIHBnbWFwCndpdGhvdXQgdHJpZ2dlcmluZyBp bnZhbGlkYXRpb24gb2YgdGhlIHB0ZQoKU28gcmVtb3ZpbmcgaXMgdGhlIHJpZ2h0IHRoaW5nIHRv IGRvLCBhbmQgdGhlIGZpeGluZyBmb3IgdGhlCmRldmljZV9wcml2YXRlIGNhc2UgaXMgY2xvc2Vy IHRvIHRoZSBodW5rIEkganVzdCBzZW50LgoKSmFzb24KX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5nIGxpc3QKYW1kLWdmeEBsaXN0 cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9s aXN0aW5mby9hbWQtZ2Z4Cg==