From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH 01/33] drm/i915: Add smp_rmb() to busy ioctl's RCU dance Date: Tue, 09 Aug 2016 09:36:48 +0300 Message-ID: <1470724608.4596.8.camel@linux.intel.com> References: <1470581141-14432-1-git-send-email-chris@chris-wilson.co.uk> <1470581141-14432-2-git-send-email-chris@chris-wilson.co.uk> <20160808091259.GX6232@phenom.ffwll.local> <20160808093025.GE11646@nuc-i3427.alporthouse.com> <20160808094502.GF11646@nuc-i3427.alporthouse.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by gabe.freedesktop.org (Postfix) with ESMTP id EE2506E037 for ; Tue, 9 Aug 2016 06:36:51 +0000 (UTC) In-Reply-To: <20160808094502.GF11646@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , Daniel Vetter , intel-gfx@lists.freedesktop.org, Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org T24gbWEsIDIwMTYtMDgtMDggYXQgMTA6NDUgKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBP biBNb24sIEF1ZyAwOCwgMjAxNiBhdCAxMDozMDoyNUFNICswMTAwLCBDaHJpcyBXaWxzb24gd3Jv dGU6Cj4gPiAKPiA+IE9uIE1vbiwgQXVnIDA4LCAyMDE2IGF0IDExOjEyOjU5QU0gKzAyMDAsIERh bmllbCBWZXR0ZXIgd3JvdGU6Cj4gPiA+IAo+ID4gPiBPbiBTdW4sIEF1ZyAwNywgMjAxNiBhdCAw Mzo0NTowOVBNICswMTAwLCBDaHJpcyBXaWxzb24gd3JvdGU6Cj4gPiA+ID4gCj4gPiA+ID4gSW4g dGhlIGRlYmF0ZSBhcyB0byB3aGV0aGVyIHRoZSBzZWNvbmQgcmVhZCBvZiBhY3RpdmUtPnJlcXVl c3QgaXMKPiA+ID4gPiBvcmRlcmVkIGFmdGVyIHRoZSBkZXBlbmRlbnQgcmVhZHMgb2YgdGhlIGZp cnN0IHJlYWQgb2YgYWN0aXZlLT5yZXF1ZXN0LAo+ID4gPiA+IGp1c3QgZ2l2ZSBpbiBhbmQgdGhy b3cgYSBzbXBfcm1iKCkgaW4gdGhlcmUgc28gdGhhdCBvcmRlcmluZyBvZiBsb2FkcyBpcwo+ID4g PiA+IGFzc3VyZWQuCj4gPiA+ID4gCj4gPiA+ID4gdjI6IEV4cGxhaW4gdGhlIG1hbnVhbCBzbXBf cm1iKCkKPiA+ID4gPiAKPiA+ID4gPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlz QGNocmlzLXdpbHNvbi5jby51az4KPiA+ID4gPiBDYzogRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZl dHRlckBmZndsbC5jaD4KPiA+ID4gPiBSZXZpZXdlZC1ieTogRGFuaWVsIFZldHRlciA8ZGFuaWVs LnZldHRlckBmZndsbC5jaD4KPiA+ID4gci1iIGNvbmZpcm1lZC4KPiA+IEl0J3Mgc3RpbGwgZmlz aHkgdGhhdCB3ZSBhcmUgaW1wbHlpbmcgYW4gU01QIGVmZmVjdCB3aGVyZSB3ZSBuZWVkIHRvCj4g PiBtYW5kYXRlIHRoZSBsb2NhbCBwcm9jZXNzb3Igb3JkZXIgKHRoYXQgYmVpbmcgdGhlIG9yZGVy IGV2YWx1YXRpb24gb2YKPiA+IHJlcXVlc3QgPSAqYWN0aXZlOyBlbmdpbmUgPSAqcmVxdWVzdDsg KmFjdGl2ZSkuIFRoZSB0d28gKmFjdGl2ZSBhcmUKPiA+IGFscmVhZHkgb3JkZXJlZCBhY3Jvc3Mg U01QLCBzbyB3ZSBhcmUgb25seSBjb25jZXJlZCBhYm91dCB0aGlzIGNwdS4gOnwKPiBNb3JlIHNl Y29uZCB0aG91Z2h0cy4gcmN1X2Fzc2lnbl9wb2ludGVyKE5VTEwpIGlzIG5vdCB2aXNpYmxlIHRv Cj4gcmN1X2FjY2Vzc19wb2ludGVyIG9uIGFub3RoZXIgQ1BVIHdpdGhvdXQgdGhlIHNtcF9ybWIu IAoKU2hvdWxkIG5vdCBhIFJDVSByZWFkIHNpZGUgbG9jayBiZSBpbnZvbHZlZD8KCklzIGl0IG5v dCBraW5kIG9mIHRoZSBwb2ludCB0aGF0IHJjdV9hc3NpZ25fcG9pbnRlcigpIHdpbGwgb25seSBi ZQp2aXNpYmxlIGV2ZXJ5d2hlcmUgd2hlbiBhbGwgcHJldmlvdXMgcmVhZCBzaWRlIGNyaXRpY2Fs IHNlY3Rpb25zIGhhdmUKZW5kZWQgYWZ0ZXIgY2FsbGluZyByY3Vfc3luY2hyb25pemUoKT8gQW5k IHdpbGwgYmUgdmFsaWQgZHVyaW5nCnJjdV9yZWFkX2xvY2soKS4KCklmIHdlIGRvIG5vdCB1c2Ug cmVhZCBzaWRlIGNyaXRpY2FsIHNlY3Rpb25zLCBob3cgZG8gd2UgZXhwZWN0IHRoZQpzeW5jaHJv bml6YXRpb24gdG8gaGFwcGVuIGJ5IFJDVSBjb2RlPwoKUmVnYXJkcywgSm9vbmFzCgo+IEkgdGhp bmsgSSBhbQo+IG92ZXJlc3RpbWF0aW5nIHRoZSBiYXJyaWVycyBpbiBwbGFjZSBmb3IgUkNVLCBh bmQgdGhleSBhcmUgd2Vha2VyIHRoYW4KPiB3aGF0IEkgaW1hZ2luZWQgZm9yIGdvb2QgcmVhc29u Lgo+IC1DaHJpcwo+IAotLSAKSm9vbmFzIExhaHRpbmVuCk9wZW4gU291cmNlIFRlY2hub2xvZ3kg Q2VudGVyCkludGVsIENvcnBvcmF0aW9uCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZy ZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3Rp bmZvL2ludGVsLWdmeAo=