From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH] drm/i915: Remove locking for get-caching query Date: Thu, 07 May 2015 16:45:46 +0300 Message-ID: <874mnozek5.fsf@gaia.fi.intel.com> References: <1430997295-8336-1-git-send-email-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTP id C015C6E80A for ; Thu, 7 May 2015 06:45:49 -0700 (PDT) In-Reply-To: <1430997295-8336-1-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gUmVhZGlu ZyBhIHNpbmdsZSB2YWx1ZSBmcm9tIHRoZSBvYmplY3QsIHRoZSBsb2NraW5nIG9ubHkgcHJvdmlk ZXMgZnV0aWxlCj4gcHJvdGVjdGlvbiBhZ2FpbnN0IHVzZXJzcGFjZSByYWNlcy4gVGhlIGxvY2tp bmcgaXMgdXNlbGVzcyBzbyByZW1vdmUgaXQuCj4KPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxz b24gPGNocmlzQGNocmlzLXdpbHNvbi5jby51az4KClJldmlld2VkLWJ5OiBNaWthIEt1b3BwYWxh IDxtaWthLmt1b3BwYWxhQGludGVsLmNvbT4KCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9pOTE1 L2k5MTVfZ2VtLmMgfCAxNyArKysrLS0tLS0tLS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdlZCwgNCBp bnNlcnRpb25zKCspLCAxMyBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X2dlbS5jIGIvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW0uYwo+ IGluZGV4IDJiMmI3NGRiYjQ0Ni4uZDA3MWQwYWYyYTZjIDEwMDY0NAo+IC0tLSBhL2RyaXZlcnMv Z3B1L2RybS9pOTE1L2k5MTVfZ2VtLmMKPiArKysgYi9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1 X2dlbS5jCj4gQEAgLTM5ODMsMTcgKzM5ODMsMTAgQEAgaW50IGk5MTVfZ2VtX2dldF9jYWNoaW5n X2lvY3RsKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHZvaWQgKmRhdGEsCj4gIHsKPiAgCXN0cnVj dCBkcm1faTkxNV9nZW1fY2FjaGluZyAqYXJncyA9IGRhdGE7Cj4gIAlzdHJ1Y3QgZHJtX2k5MTVf Z2VtX29iamVjdCAqb2JqOwo+IC0JaW50IHJldDsKPiAtCj4gLQlyZXQgPSBpOTE1X211dGV4X2xv Y2tfaW50ZXJydXB0aWJsZShkZXYpOwo+IC0JaWYgKHJldCkKPiAtCQlyZXR1cm4gcmV0Owo+ICAK PiAgCW9iaiA9IHRvX2ludGVsX2JvKGRybV9nZW1fb2JqZWN0X2xvb2t1cChkZXYsIGZpbGUsIGFy Z3MtPmhhbmRsZSkpOwo+IC0JaWYgKCZvYmotPmJhc2UgPT0gTlVMTCkgewo+IC0JCXJldCA9IC1F Tk9FTlQ7Cj4gLQkJZ290byB1bmxvY2s7Cj4gLQl9Cj4gKwlpZiAoJm9iai0+YmFzZSA9PSBOVUxM KQo+ICsJCXJldHVybiAtRU5PRU5UOwo+ICAKPiAgCXN3aXRjaCAob2JqLT5jYWNoZV9sZXZlbCkg ewo+ICAJY2FzZSBJOTE1X0NBQ0hFX0xMQzoKPiBAQCAtNDAxMCwxMCArNDAwMyw4IEBAIGludCBp OTE1X2dlbV9nZXRfY2FjaGluZ19pb2N0bChzdHJ1Y3QgZHJtX2RldmljZSAqZGV2LCB2b2lkICpk YXRhLAo+ICAJCWJyZWFrOwo+ICAJfQo+ICAKPiAtCWRybV9nZW1fb2JqZWN0X3VucmVmZXJlbmNl KCZvYmotPmJhc2UpOwo+IC11bmxvY2s6Cj4gLQltdXRleF91bmxvY2soJmRldi0+c3RydWN0X211 dGV4KTsKPiAtCXJldHVybiByZXQ7Cj4gKwlkcm1fZ2VtX29iamVjdF91bnJlZmVyZW5jZV91bmxv Y2tlZCgmb2JqLT5iYXNlKTsKPiArCXJldHVybiAwOwo+ICB9Cj4gIAo+ICBpbnQgaTkxNV9nZW1f c2V0X2NhY2hpbmdfaW9jdGwoc3RydWN0IGRybV9kZXZpY2UgKmRldiwgdm9pZCAqZGF0YSwKPiAt LSAKPiAyLjEuNAo+Cj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBsaXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNr dG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9p bnRlbC1nZngKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K SW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0 dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngK