From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Nicolas Kalkhof" Subject: Re: [PATCH] drm/i915: protect force_wake_(get|put) with the gt_lock Date: Sun, 6 Nov 2011 18:42:00 +0100 (CET) Message-ID: <286366260.978244.1320601320728.JavaMail.fmail@mwmweb016> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from fmmailgate05.web.de (fmmailgate05.web.de [217.72.192.243]) by gabe.freedesktop.org (Postfix) with ESMTP id 4207C9E73F for ; Sun, 6 Nov 2011 09:42:02 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org To: intel-gfx Cc: Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org SGkgRGFuaWVsLAoKaXMgdGhlcmUgYSBzcGVjaWZpYyBnaXQgYnJhbmNoIGF2YWlsYmxlIHdoZXJl IEkgY2FuIHRlc3QgeW91ciBwYXRjaD8gSSdtIGFsc28gZXhwZXJpZW5jaW5nIHJhbmRvbSBmb3Jj ZXdha2UgaGFuZ3MgYW5kIHdvdWxkIGxpa2UgdG8gc2VlIGlmIHlvdXIgcGF0Y2ggaGVscHMuCgpU aGFua3MKTmljCgoKLS0tLS1VcnNwcsO8bmdsaWNoZSBOYWNocmljaHQtLS0tLQpWb246ICJEYW5p ZWwgVmV0dGVyIiA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KR2VzZW5kZXQ6IE5vdiA2LCAyMDEx IDE6MzU6MjIgUE0KQW46IGludGVsLWdmeCA8aW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9y Zz4KQmV0cmVmZjogW0ludGVsLWdmeF0gW1BBVENIXSBkcm0vaTkxNTogcHJvdGVjdCBmb3JjZV93 YWtlXyhnZXR8cHV0KSB3aXRoIHRoZSBndF9sb2NrCgo+VGhlIHByb2JsZW0gdGhpcyBwYXRjaCBz b2x2ZXMgaXMgdGhhdCB0aGUgZm9yY2V3YWtlIGFjY291bnRpbmcKPm5lY2Vzc2FyeSBmb3IgcmVn aXN0ZXIgcmVhZHMgaXMgcHJvdGVjdGVkIGJ5IGRldi0+c3RydWN0X211dGV4LiBCdXQgdGhlCj5o YW5nY2hlY2sgYW5kIGVycm9yX2NhcHR1cmUgY29kZSBuZWVkIHRvIGFjY2VzcyByZWdpc3RlcnMg d2l0aG91dAo+Z3JhYmJpbmcgdGhpcyBtdXRleCBiZWNhdXNlIHdlIGhvbGQgaXQgd2hpbGUgd2Fp dGluZyBmb3IgdGhlIGdwdS4KPlNvIGEgbmV3IGxvY2sgaXMgcmVxdWlyZWQuIEJlY2F1c2UgY3Vy cmVudGx5IHRoZSBlcnJvcl9zdGF0ZSBjYXB0dXJlCj5pcyBjYWxsZWQgZnJvbSB0aGUgZXJyb3Ig aXJxIGhhbmRsZXIgYW5kIHRoZSBoYW5nY2hlY2sgY29kZSBydW5zIGZyb20KPmEgdGltZXIsIGl0 IG5lZWRzIHRvIGJlIGFuIGlycXNhZmUgc3BpbmxvY2sgKG5vdGUgdGhhdCB0aGUgcmVnaXN0ZXJz Cj51c2VkIGJ5IHRoZSBpcnEgaGFuZGxlciAobmVnbGVjdGluZyB0aGUgZXJyb3IgaGFuZGxpbmcg cGFydCkgb25seSB1c2VzCj5yZWdpc3RlcnMgdGhhdCBkb24ndCBuZWVkIHRoZSBmb3JjZXdha2Ug ZGFuY2UpLgo+Cj5XZSBjb3VsZCB0dW5lIHRoaXMgZG93biB0byBhIG5vcm1hbCBzcGlubG9jayB3 aGVuIHdlIHJld29yayB0aGUKPmVycm9yX3N0YXRlIGNhcHR1cmUgYW5kIGhhbmdjaGVjayBjb2Rl IHRvIHJ1biBmcm9tIGEgd29ya3F1ZXVlLiBCdXQKPndlIGRvbid0IGhhdmUgYW55IHJlYWQgaW4g YSBmYXN0cGF0aCB0aGF0IG5lZWRzIGZvcmNld2FrZSwgc28gSSd2ZQo+ZGVjaWRlZCB0byBub3Qg Y2FyZSBtdWNoIGFib3V0IG92ZXJoZWFkLgo+Cj5UaGlzIHByZXZlbnRzIHRlc3RzL2dlbV9oYW5n Y2hlY2tfZm9yY2V3YWtlIGZyb20gaS1nLXQgZnJvbSBraWxsaW5nIG15Cj5zbmIgb24gcmVjZW50 IGtlcm5lbHMgLSBzb21ldGhpbmcgbXVzdCBoYXZlIHNsaWdodGx5IGNoYW5nZWQgdGhlCj50aW1p bmdzLiBPbiBwcmV2aW91cyBrZXJuZWxzIGl0IG9ubHkgdHJpZ2dlciBhIFdBUk4gYWJvdXQgdGhl IGJyb2tlbgo+bG9ja2luZy4KPgo+djI6IERyb3AgdGhlIHByZXZpb3VzIHBhdGNoIGZvciB0aGUg cmVnaXN0ZXIgd3JpdGVzLgo+Cj52MzogSW1wcm92ZSB0aGUgY29tbWl0IG1lc3NhZ2UgcGVyIENo cmlzIFdpbHNvbidzIHN1Z2dlc3Rpb25zLgo+Cj5TaWduZWQtT2ZmLWJ5OiBEYW5pZWwgVmV0dGVy IDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgo+LS0tCj4gZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkx NV9kZWJ1Z2ZzLmMgfCA4ICsrKysrKy0tCj4gZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kbWEu YyB8IDEgKwo+IGRyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMgfCAxOSArKysrKysrKysr KysrLS0tLS0tCj4gZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaCB8IDEwICsrKysrKyst LS0KPiA0IGZpbGVzIGNoYW5nZWQsIDI3IGluc2VydGlvbnMoKyksIDExIGRlbGV0aW9ucygtKQo+ Cj5kaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kZWJ1Z2ZzLmMgYi9kcml2 ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMuYwo+aW5kZXggNWJhNjNhZC4uNTFiMjFlYiAx MDA2NDQKPi0tLSBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZGVidWdmcy5jCj4rKysgYi9k cml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2RlYnVnZnMuYwo+QEAgLTEzMjAsOSArMTMyMCwxMyBA QCBzdGF0aWMgaW50IGk5MTVfZ2VuNl9mb3JjZXdha2VfY291bnRfaW5mbyhzdHJ1Y3Qgc2VxX2Zp bGUgKm0sIHZvaWQgKmRhdGEpCj4gc3RydWN0IGRybV9pbmZvX25vZGUgKm5vZGUgPSAoc3RydWN0 IGRybV9pbmZvX25vZGUgKikgbS0+cHJpdmF0ZTsKPiBzdHJ1Y3QgZHJtX2RldmljZSAqZGV2ID0g bm9kZS0+bWlub3ItPmRldjsKPiBzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYgPSBk ZXYtPmRldl9wcml2YXRlOwo+KyB1bnNpZ25lZCBmb3JjZXdha2VfY291bnQ7Cj4KPi0gc2VxX3By aW50ZihtLCAiZm9yY2V3YWtlIGNvdW50ID0gJWRcbiIsCj4tIGF0b21pY19yZWFkKCZkZXZfcHJp di0+Zm9yY2V3YWtlX2NvdW50KSk7Cj4rIHNwaW5fbG9ja19pcnEoJmRldl9wcml2LT5ndF9sb2Nr KTsKPisgZm9yY2V3YWtlX2NvdW50ID0gZGV2X3ByaXYtPmZvcmNld2FrZV9jb3VudDsKPisgc3Bp bl91bmxvY2tfaXJxKCZkZXZfcHJpdi0+Z3RfbG9jayk7Cj4rCj4rIHNlcV9wcmludGYobSwgImZv cmNld2FrZSBjb3VudCA9ICVkXG4iLCBmb3JjZXdha2VfY291bnQpOwo+Cj4gcmV0dXJuIDA7Cj4g fQo+ZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZG1hLmMgYi9kcml2ZXJz L2dwdS9kcm0vaTkxNS9pOTE1X2RtYS5jCj5pbmRleCAyZWFjOTU1Li5hYjNhM2ZkIDEwMDY0NAo+ LS0tIGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kbWEuYwo+KysrIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9kbWEuYwo+QEAgLTIwMzEsNiArMjAzMSw3IEBAIGludCBpOTE1X2RyaXZl cl9sb2FkKHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHVuc2lnbmVkIGxvbmcgZmxhZ3MpCj4gaWYg KCFJU19JOTQ1RyhkZXYpICYmICFJU19JOTQ1R00oZGV2KSkKPiBwY2lfZW5hYmxlX21zaShkZXYt PnBkZXYpOwo+Cj4rIHNwaW5fbG9ja19pbml0KCZkZXZfcHJpdi0+Z3RfbG9jayk7Cj4gc3Bpbl9s b2NrX2luaXQoJmRldl9wcml2LT5pcnFfbG9jayk7Cj4gc3Bpbl9sb2NrX2luaXQoJmRldl9wcml2 LT5lcnJvcl9sb2NrKTsKPiBzcGluX2xvY2tfaW5pdCgmZGV2X3ByaXYtPnJwc19sb2NrKTsKPmRp ZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5jIGIvZHJpdmVycy9ncHUv ZHJtL2k5MTUvaTkxNV9kcnYuYwo+aW5kZXggNTQ4ZTA0Yi4uYmFiNGUwOCAxMDA2NDQKPi0tLSBh L2RyaXZlcnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmMKPisrKyBiL2RyaXZlcnMvZ3B1L2RybS9p OTE1L2k5MTVfZHJ2LmMKPkBAIC0zNTEsMTEgKzM1MSwxMiBAQCBzdGF0aWMgdm9pZCBfX2dlbjZf Z3RfZm9yY2Vfd2FrZV9nZXQoc3RydWN0IGRybV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICov Cj4gdm9pZCBnZW42X2d0X2ZvcmNlX3dha2VfZ2V0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpk ZXZfcHJpdikKPiB7Cj4tIFdBUk5fT04oIW11dGV4X2lzX2xvY2tlZCgmZGV2X3ByaXYtPmRldi0+ c3RydWN0X211dGV4KSk7Cj4rIHVuc2lnbmVkIGxvbmcgaXJxZmxhZ3M7Cj4KPi0gLyogRm9yY2V3 YWtlIGlzIGF0b21pYyBpbiBjYXNlIHdlIGdldCBpbiBoZXJlIHdpdGhvdXQgdGhlIGxvY2sgKi8K Pi0gaWYgKGF0b21pY19hZGRfcmV0dXJuKDEsICZkZXZfcHJpdi0+Zm9yY2V3YWtlX2NvdW50KSA9 PSAxKQo+KyBzcGluX2xvY2tfaXJxc2F2ZSgmZGV2X3ByaXYtPmd0X2xvY2ssIGlycWZsYWdzKTsK PisgaWYgKGRldl9wcml2LT5mb3JjZXdha2VfY291bnQrKyA9PSAwKQo+IF9fZ2VuNl9ndF9mb3Jj ZV93YWtlX2dldChkZXZfcHJpdik7Cj4rIHNwaW5fdW5sb2NrX2lycXJlc3RvcmUoJmRldl9wcml2 LT5ndF9sb2NrLCBpcnFmbGFncyk7Cj4gfQo+Cj4gc3RhdGljIHZvaWQgX19nZW42X2d0X2ZvcmNl X3dha2VfcHV0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPkBAIC0zNjksMTAg KzM3MCwxMyBAQCBzdGF0aWMgdm9pZCBfX2dlbjZfZ3RfZm9yY2Vfd2FrZV9wdXQoc3RydWN0IGRy bV9pOTE1X3ByaXZhdGUgKmRldl9wcml2KQo+ICovCj4gdm9pZCBnZW42X2d0X2ZvcmNlX3dha2Vf cHV0KHN0cnVjdCBkcm1faTkxNV9wcml2YXRlICpkZXZfcHJpdikKPiB7Cj4tIFdBUk5fT04oIW11 dGV4X2lzX2xvY2tlZCgmZGV2X3ByaXYtPmRldi0+c3RydWN0X211dGV4KSk7Cj4rIHVuc2lnbmVk IGxvbmcgaXJxZmxhZ3M7Cj4KPi0gaWYgKGF0b21pY19kZWNfYW5kX3Rlc3QoJmRldl9wcml2LT5m b3JjZXdha2VfY291bnQpKQo+KyBzcGluX2xvY2tfaXJxc2F2ZSgmZGV2X3ByaXYtPmd0X2xvY2ss IGlycWZsYWdzKTsKPisKPisgaWYgKC0tZGV2X3ByaXYtPmZvcmNld2FrZV9jb3VudCA9PSAwKQo+ IF9fZ2VuNl9ndF9mb3JjZV93YWtlX3B1dChkZXZfcHJpdik7Cj4rIHNwaW5fdW5sb2NrX2lycXJl c3RvcmUoJmRldl9wcml2LT5ndF9sb2NrLCBpcnFmbGFncyk7Cj4gfQo+Cj4gdm9pZCBfX2dlbjZf Z3Rfd2FpdF9mb3JfZmlmbyhzdHJ1Y3QgZHJtX2k5MTVfcHJpdmF0ZSAqZGV2X3ByaXYpCj5AQCAt NjAzLDYgKzYwNyw3IEBAIGludCBpOTE1X3Jlc2V0KHN0cnVjdCBkcm1fZGV2aWNlICpkZXYsIHU4 IGZsYWdzKQo+ICogbmVlZCB0bwo+ICovCj4gYm9vbCBuZWVkX2Rpc3BsYXkgPSB0cnVlOwo+KyB1 bnNpZ25lZCBsb25nIGlycWZsYWdzOwo+IGludCByZXQ7Cj4KPiBpZiAoIWk5MTVfdHJ5X3Jlc2V0 KQo+QEAgLTYyMSw4ICs2MjYsMTAgQEAgaW50IGk5MTVfcmVzZXQoc3RydWN0IGRybV9kZXZpY2Ug KmRldiwgdTggZmxhZ3MpCj4gY2FzZSA2Ogo+IHJldCA9IGdlbjZfZG9fcmVzZXQoZGV2LCBmbGFn cyk7Cj4gLyogSWYgcmVzZXQgd2l0aCBhIHVzZXIgZm9yY2V3YWtlLCB0cnkgdG8gcmVzdG9yZSAq Lwo+LSBpZiAoYXRvbWljX3JlYWQoJmRldl9wcml2LT5mb3JjZXdha2VfY291bnQpKQo+KyBzcGlu X2xvY2tfaXJxc2F2ZSgmZGV2X3ByaXYtPmd0X2xvY2ssIGlycWZsYWdzKTsKPisgaWYgKGRldl9w cml2LT5mb3JjZXdha2VfY291bnQpCj4gX19nZW42X2d0X2ZvcmNlX3dha2VfZ2V0KGRldl9wcml2 KTsKPisgc3Bpbl91bmxvY2tfaXJxcmVzdG9yZSgmZGV2X3ByaXYtPmd0X2xvY2ssIGlycWZsYWdz KTsKPiBicmVhazsKPiBjYXNlIDU6Cj4gcmV0ID0gaXJvbmxha2VfZG9fcmVzZXQoZGV2LCBmbGFn cyk7Cj5kaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL2k5MTUvaTkxNV9kcnYuaCBiL2RyaXZl cnMvZ3B1L2RybS9pOTE1L2k5MTVfZHJ2LmgKPmluZGV4IGJkOThmYjMuLjI1MDM2ZjUgMTAwNjQ0 Cj4tLS0gYS9kcml2ZXJzL2dwdS9kcm0vaTkxNS9pOTE1X2Rydi5oCj4rKysgYi9kcml2ZXJzL2dw dS9kcm0vaTkxNS9pOTE1X2Rydi5oCj5AQCAtMjc2LDcgKzI3NiwxMyBAQCB0eXBlZGVmIHN0cnVj dCBkcm1faTkxNV9wcml2YXRlIHsKPiBpbnQgcmVsYXRpdmVfY29uc3RhbnRzX21vZGU7Cj4KPiB2 b2lkIF9faW9tZW0gKnJlZ3M7Cj4tIHUzMiBndF9maWZvX2NvdW50Owo+KyAvKiogZ3RfZmlmb19j b3VudCBhbmQgdGhlIHN1YnNlcXVlbnQgcmVnaXN0ZXIgd3JpdGUgYXJlIHN5bmNocm9uaXplZAo+ KyAqIHdpdGggZGV2LT5zdHJ1Y3RfbXV0ZXguICovCj4rIHVuc2lnbmVkIGd0X2ZpZm9fY291bnQ7 Cj4rIC8qKiBmb3JjZXdha2VfY291bnQgaXMgcHJvdGVjdGVkIGJ5IGd0X2xvY2sgKi8KPisgdW5z aWduZWQgZm9yY2V3YWtlX2NvdW50Owo+KyAvKiogZ3RfbG9jayBpcyBhbHNvIHRha2VuIGluIGly cSBjb250ZXh0cy4gKi8KPisgc3RydWN0IHNwaW5sb2NrIGd0X2xvY2s7Cj4KPiBzdHJ1Y3QgaW50 ZWxfZ21idXMgewo+IHN0cnVjdCBpMmNfYWRhcHRlciBhZGFwdGVyOwo+QEAgLTcyNSw4ICs3MzEs NiBAQCB0eXBlZGVmIHN0cnVjdCBkcm1faTkxNV9wcml2YXRlIHsKPgo+IHN0cnVjdCBkcm1fcHJv cGVydHkgKmJyb2FkY2FzdF9yZ2JfcHJvcGVydHk7Cj4gc3RydWN0IGRybV9wcm9wZXJ0eSAqZm9y Y2VfYXVkaW9fcHJvcGVydHk7Cj4tCj4tIGF0b21pY190IGZvcmNld2FrZV9jb3VudDsKPiB9IGRy bV9pOTE1X3ByaXZhdGVfdDsKPgo+IGVudW0gaTkxNV9jYWNoZV9sZXZlbCB7Cj4tLQo+MS43LjYu NAo+Cj5fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwo+SW50 ZWwtZ2Z4IG1haWxpbmcgbGlzdAo+SW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+aHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAoKCl9f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f ClNNUyBzY2hyZWliZW4gbWl0IFdFQi5ERSBGcmVlTWFpbCAtIGVpbmZhY2gsIHNjaG5lbGwgdW5k Cmtvc3Rlbmd1ZW5zdGlnLiBKZXR6dCBnbGVpY2ggdGVzdGVuISBodHRwOi8vZi53ZWIuZGUvP21j PTAyMTE5MgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJ bnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0 cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=