From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jerome Glisse Subject: Re: [PATCH hmm 00/15] Consolidate the mmu notifier interval_tree and locking Date: Mon, 21 Oct 2019 14:40:41 -0400 Message-ID: <20191021184041.GF3177@redhat.com> References: <20191015181242.8343-1-jgg@ziepe.ca> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20191015181242.8343-1-jgg-uk2M96/98Pc@public.gmane.org> Content-Disposition: inline List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: Jason Gunthorpe Cc: Andrea Arcangeli , Ralph Campbell , linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, John Hubbard , Felix.Kuehling-5C7GfCeVMHo@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, Jason Gunthorpe , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, Ben Skeggs T24gVHVlLCBPY3QgMTUsIDIwMTkgYXQgMDM6MTI6MjdQTSAtMDMwMCwgSmFzb24gR3VudGhvcnBl IHdyb3RlOgo+IEZyb206IEphc29uIEd1bnRob3JwZSA8amdnQG1lbGxhbm94LmNvbT4KPiAKPiA4 IG9mIHRoZSBtbXVfbm90aWZpZXIgdXNpbmcgZHJpdmVycyAoaTkxNV9nZW0sIHJhZGVvbl9tbiwg dW1lbV9vZHAsIGhmaTEsCj4gc2NpZl9kbWEsIHZob3N0LCBnbnRkZXYsIGhtbSkgZHJpdmVycyBh cmUgdXNpbmcgYSBjb21tb24gcGF0dGVybiB3aGVyZQo+IHRoZXkgb25seSB1c2UgaW52YWxpZGF0 ZV9yYW5nZV9zdGFydC9lbmQgYW5kIGltbWVkaWF0ZWx5IGNoZWNrIHRoZQo+IGludmFsaWRhdGlu ZyByYW5nZSBhZ2FpbnN0IHNvbWUgZHJpdmVyIGRhdGEgc3RydWN0dXJlIHRvIHRlbGwgaWYgdGhl Cj4gZHJpdmVyIGlzIGludGVyZXN0ZWQuIEhhbGYgb2YgdGhlbSB1c2UgYW4gaW50ZXJ2YWxfdHJl ZSwgdGhlIG90aGVycyBhcmUKPiBzaW1wbGUgbGluZWFyIHNlYXJjaCBsaXN0cy4KPiAKPiBPZiB0 aGUgb25lcyBJIGNoZWNrZWQgdGhleSBsYXJnZWx5IHNlZW0gdG8gaGF2ZSB2YXJpb3VzIGtpbmRz IG9mIHJhY2VzLAo+IGJ1Z3MgYW5kIHBvb3IgaW1wbGVtZW50YXRpb24uIFRoaXMgaXMgYSByZXN1 bHQgb2YgdGhlIGNvbXBsZXhpdHkgaW4gaG93Cj4gdGhlIG5vdGlmaWVyIGludGVyYWN0cyB3aXRo IGdldF91c2VyX3BhZ2VzKCkuIEl0IGlzIGV4dHJlbWVseSBkaWZmaWN1bHQgdG8KPiB1c2UgaXQg Y29ycmVjdGx5Lgo+IAo+IENvbnNvbGlkYXRlIGFsbCBvZiB0aGlzIGNvZGUgdG9nZXRoZXIgaW50 byB0aGUgY29yZSBtbXVfbm90aWZpZXIgYW5kCj4gcHJvdmlkZSBhIGxvY2tpbmcgc2NoZW1lIHNp bWlsYXIgdG8gaG1tX21pcnJvciB0aGF0IGFsbG93cyB0aGUgdXNlciB0bwo+IHNhZmVseSB1c2Ug Z2V0X3VzZXJfcGFnZXMoKSBhbmQgcmVsaWFibHkga25vdyBpZiB0aGUgcGFnZSBsaXN0IHN0aWxs Cj4gbWF0Y2hlcyB0aGUgbW0uCj4gCj4gVGhpcyBuZXcgYXJyYW5nbWVudCBwbGF5cyBuaWNlbHkg d2l0aCB0aGUgIWJsb2NrYWJsZSBtb2RlIGZvcgo+IE9PTS4gU2Nhbm5pbmcgdGhlIGludGVydmFs IHRyZWUgaXMgZG9uZSBzdWNoIHRoYXQgdGhlIGludGVyc2VjdGlvbiB0ZXN0Cj4gd2lsbCBhbHdh eXMgc3VjY2VlZCwgYW5kIHNpbmNlIHRoZXJlIGlzIG5vIGludmFsaWRhdGVfcmFuZ2VfZW5kIGV4 cG9zZWQgdG8KPiBkcml2ZXJzIHRoZSBzY2hlbWUgc2FmZWx5IGFsbG93cyBtdWx0aXBsZSBkcml2 ZXJzIHRvIGJlIHN1YnNjcmliZWQuCj4gCj4gRm91ciBwbGFjZXMgYXJlIGNvbnZlcnRlZCBhcyBh biBleGFtcGxlIG9mIGhvdyB0aGUgbmV3IEFQSSBpcyB1c2VkLgo+IEZvdXIgYXJlIGxlZnQgZm9y IGZ1dHVyZSBwYXRjaGVzOgo+ICAtIGk5MTVfZ2VtIGhhcyBjb21wbGV4IGxvY2tpbmcgYXJvdW5k IGRlc3RydWN0aW9uIG9mIGEgcmVnaXN0cmF0aW9uLAo+ICAgIG5lZWRzIG1vcmUgc3R1ZHkKPiAg LSBoZmkxICgybmQgdXNlcikgbmVlZHMgYWNjZXNzIHRvIHRoZSByYnRyZWUKPiAgLSBzY2lmX2Rt YSBoYXMgYSBjb21wbGljYXRlZCBsb2dpYyBmbG93Cj4gIC0gdmhvc3QncyBtbXUgbm90aWZpZXJz IGFyZSBhbHJlYWR5IGJlaW5nIHJld3JpdHRlbgo+IAo+IFRoaXMgaXMgc3RpbGwgYmVpbmcgdGVz dGVkLCBidXQgSSBmaWd1cmVkIHRvIHNlbmQgaXQgdG8gc3RhcnQgZ2V0dGluZyBoZWxwCj4gZnJv bSB0aGUgeGVuLCBhbWQgYW5kIGhmaSBkcml2ZXJzIHdoaWNoIEkgY2Fubm90IHRlc3QgaGVyZS4K Ckl0IG1pZ2h0IGJlIGEgZ29vZCBvcG9ydHVuaXR5IHRvIGFsc28gc3dpdGNoIHRob3NlIHVzZXJz IHRvCmhtbV9yYW5nZV9mYXVsdCgpIGluc3RlYWQgb2YgR1VQIGFzIEdVUCBpcyBwb2ludGxlc3Mg Zm9yIHRob3NlCnVzZXJzLiBJbiBmYWN0IHRoZSBHVVAgaXMgYW4gaW1wZWRpbWVudCB0byBub3Jt YWwgbW0gb3BlcmF0aW9ucy4KCkkgd2lsbCB0ZXN0IG9uIG5vdXZlYXUuCgpDaGVlcnMsCkrDqXLD tG1lCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZng=