From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mika Kuoppala Subject: Re: [PATCH] drm/i915: Replace open-coded memset_p() Date: Mon, 12 Feb 2018 15:54:13 +0200 Message-ID: <87bmguuxdm.fsf@gaia.fi.intel.com> References: <20180212133118.16443-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 375F2897BB for ; Mon, 12 Feb 2018 13:56:15 +0000 (UTC) In-Reply-To: <20180212133118.16443-1-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 Cc: Matthew Auld List-Id: intel-gfx@lists.freedesktop.org Q2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxzb24uY28udWs+IHdyaXRlczoKCj4gV2hlbiBp bml0aWFsaXNpbmcgdGhlIHBhZ2UgZGlyZWN0b3JpZXMsIHdlIHNldCB0aGUgR1RUIGVudHJpZXMg YW5kIHRoZQo+IHRyZWUgdG8gdGhlIHNjcmF0Y2ggcGFnZS4gV2UgaGF2ZSBhbHJlYWR5IHJlcGxh Y2VkIHRoZSBETUEgZmlsbCB3aXRoCj4gbWVtc2V0NjQoKSwgYnV0IHdlIGNhbiBzaW1pbGFybHkg dXNlIG1lbXNldF9wKCkgdG8gc2V0IHRoZSBwb2ludGVyIGFycmF5Lgo+Cj4gUmVmZXJlbmNlczog NGRkNTA0ZjdkOThhICgiZHJtL2k5MTU6IFVzZSBtZW1zZXQ2NCgpIHRvIHByZWZpbGwgdGhlIEdU VCBwYWdlIikKPiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNocmlzLXdpbHNv bi5jby51az4KPiBDYzogVHZydGtvIFVyc3VsaW4gPHR2cnRrby51cnN1bGluQGludGVsLmNvbT4K PiBDYzogTWF0dGhldyBBdWxkIDxtYXR0aGV3LmF1bGRAaW50ZWwuY29tPgo+IENjOiBNaWthIEt1 b3BwYWxhIDxtaWthLmt1b3BwYWxhQGludGVsLmNvbT4KClJldmlld2VkLWJ5OiBNaWthIEt1b3Bw YWxhIDxtaWthLmt1b3BwYWxhQGxpbnV4LmludGVsLmNvbT4KCj4gLS0tCj4gIGRyaXZlcnMvZ3B1 L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jIHwgMTQgKysrLS0tLS0tLS0tLS0KPiAgMSBmaWxlIGNo YW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMTEgZGVsZXRpb25zKC0pCj4KPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMgYi9kcml2ZXJzL2dwdS9kcm0vaTkx NS9pOTE1X2dlbV9ndHQuYwo+IGluZGV4IDBjMGYxYWZmZGRhZC4uYTQ0ZWNjZGE3ZDQ4IDEwMDY0 NAo+IC0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZ2VtX2d0dC5jCj4gKysrIGIvZHJp dmVycy9ncHUvZHJtL2k5MTUvaTkxNV9nZW1fZ3R0LmMKPiBAQCAtNjczLDI3ICs2NzMsMjIgQEAg c3RhdGljIHZvaWQgZnJlZV9wZChzdHJ1Y3QgaTkxNV9hZGRyZXNzX3NwYWNlICp2bSwKPiAgc3Rh dGljIHZvaWQgZ2VuOF9pbml0aWFsaXplX3BkKHN0cnVjdCBpOTE1X2FkZHJlc3Nfc3BhY2UgKnZt LAo+ICAJCQkgICAgICAgc3RydWN0IGk5MTVfcGFnZV9kaXJlY3RvcnkgKnBkKQo+ICB7Cj4gLQl1 bnNpZ25lZCBpbnQgaTsKPiAtCj4gIAlmaWxsX3B4KHZtLCBwZCwKPiAgCQlnZW44X3BkZV9lbmNv ZGUocHhfZG1hKHZtLT5zY3JhdGNoX3B0KSwgSTkxNV9DQUNIRV9MTEMpKTsKPiAtCWZvciAoaSA9 IDA7IGkgPCBJOTE1X1BERVM7IGkrKykKPiAtCQlwZC0+cGFnZV90YWJsZVtpXSA9IHZtLT5zY3Jh dGNoX3B0Owo+ICsJbWVtc2V0X3AoKHZvaWQgKiopcGQtPnBhZ2VfdGFibGUsIHZtLT5zY3JhdGNo X3B0LCBJOTE1X1BERVMpOwo+ICB9Cj4gIAo+ICBzdGF0aWMgaW50IF9fcGRwX2luaXQoc3RydWN0 IGk5MTVfYWRkcmVzc19zcGFjZSAqdm0sCj4gIAkJICAgICAgc3RydWN0IGk5MTVfcGFnZV9kaXJl Y3RvcnlfcG9pbnRlciAqcGRwKQo+ICB7Cj4gIAljb25zdCB1bnNpZ25lZCBpbnQgcGRwZXMgPSBp OTE1X3BkcGVzX3Blcl9wZHAodm0pOwo+IC0JdW5zaWduZWQgaW50IGk7Cj4gIAo+ICAJcGRwLT5w YWdlX2RpcmVjdG9yeSA9IGttYWxsb2NfYXJyYXkocGRwZXMsIHNpemVvZigqcGRwLT5wYWdlX2Rp cmVjdG9yeSksCj4gIAkJCQkJICAgIEdGUF9LRVJORUwgfCBfX0dGUF9OT1dBUk4pOwo+ICAJaWYg KHVubGlrZWx5KCFwZHAtPnBhZ2VfZGlyZWN0b3J5KSkKPiAgCQlyZXR1cm4gLUVOT01FTTsKPiAg Cj4gLQlmb3IgKGkgPSAwOyBpIDwgcGRwZXM7IGkrKykKPiAtCQlwZHAtPnBhZ2VfZGlyZWN0b3J5 W2ldID0gdm0tPnNjcmF0Y2hfcGQ7Cj4gKwltZW1zZXRfcCgodm9pZCAqKilwZHAtPnBhZ2VfZGly ZWN0b3J5LCB2bS0+c2NyYXRjaF9wZCwgcGRwZXMpOwo+ICAKPiAgCXJldHVybiAwOwo+ICB9Cj4g QEAgLTc2NCwxMiArNzU5LDkgQEAgc3RhdGljIHZvaWQgZ2VuOF9pbml0aWFsaXplX3BkcChzdHJ1 Y3QgaTkxNV9hZGRyZXNzX3NwYWNlICp2bSwKPiAgc3RhdGljIHZvaWQgZ2VuOF9pbml0aWFsaXpl X3BtbDQoc3RydWN0IGk5MTVfYWRkcmVzc19zcGFjZSAqdm0sCj4gIAkJCQkgc3RydWN0IGk5MTVf cG1sNCAqcG1sNCkKPiAgewo+IC0JdW5zaWduZWQgaW50IGk7Cj4gLQo+ICAJZmlsbF9weCh2bSwg cG1sNCwKPiAgCQlnZW44X3BtbDRlX2VuY29kZShweF9kbWEodm0tPnNjcmF0Y2hfcGRwKSwgSTkx NV9DQUNIRV9MTEMpKTsKPiAtCWZvciAoaSA9IDA7IGkgPCBHRU44X1BNTDRFU19QRVJfUE1MNDsg aSsrKQo+IC0JCXBtbDQtPnBkcHNbaV0gPSB2bS0+c2NyYXRjaF9wZHA7Cj4gKwltZW1zZXRfcCgo dm9pZCAqKilwbWw0LT5wZHBzLCB2bS0+c2NyYXRjaF9wZHAsIEdFTjhfUE1MNEVTX1BFUl9QTUw0 KTsKPiAgfQo+ICAKPiAgLyogQnJvYWR3ZWxsIFBhZ2UgRGlyZWN0b3J5IFBvaW50ZXIgRGVzY3Jp cHRvcnMgKi8KPiAtLSAKPiAyLjE2LjEKPgo+IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCj4gSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+IEludGVsLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKPiBodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2ludGVsLWdmeApfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVl ZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5m by9pbnRlbC1nZngK