From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] drm/mst: fix recursive sleep warning on qlock Date: Wed, 28 Jan 2015 10:02:23 +0100 Message-ID: <20150128090223.GE4764@phenom.ffwll.local> References: <1422416221-3484-1-git-send-email-airlied@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f175.google.com (mail-wi0-f175.google.com [209.85.212.175]) by gabe.freedesktop.org (Postfix) with ESMTP id 492B56E569 for ; Wed, 28 Jan 2015 01:01:05 -0800 (PST) Received: by mail-wi0-f175.google.com with SMTP id fb4so10265325wid.2 for ; Wed, 28 Jan 2015 01:01:04 -0800 (PST) Content-Disposition: inline In-Reply-To: <1422416221-3484-1-git-send-email-airlied@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Dave Airlie Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gV2VkLCBKYW4gMjgsIDIwMTUgYXQgMDQ6Mzc6MDFQTSArMTMwMCwgRGF2ZSBBaXJsaWUgd3Jv dGU6Cj4gRnJvbTogRGF2ZSBBaXJsaWUgPGFpcmxpZWRAcmVkaGF0LmNvbT4KPiAKPiBXaXRoIGRy bS1uZXh0LCB3ZSBjYW4gZ2V0IGEgYmFja3RyYWNlIGxpa2UgYmVsb3csCj4gdGhpcyBpcyBkdWUg dG8gdGhlIGNhbGxiYWNrIGNoZWNraW5nIHRoZSB0eG1zZyBzdGF0ZSB0YWtpbmcKPiB0aGUgbXV0 ZXgsIHdoaWNoIGNhbiBjYXVzZSBhIHNsZWVwIGluc2lkZSBhIHNsZWVwLAo+IAo+IEZpeCB0aGlz IG15IGNyZWF0aW5nIGEgc3BpbmxvY2sgcHJvdGVjdGluZyB0aGUgdHhtc2cgc3RhdGUKPiBhbmQg bG9ja2luZyBpdCBpbiBhcHByb3ByaWF0ZSBwbGFjZXMuCj4gCj4gOiAtLS0tLS0tLS0tLS1bIGN1 dCBoZXJlIF0tLS0tLS0tLS0tLS0KPiA6IFdBUk5JTkc6IENQVTogMyBQSUQ6IDI1MiBhdCBrZXJu ZWwvc2NoZWQvY29yZS5jOjczMDAgX19taWdodF9zbGVlcCsweGJkLzB4ZDAoKQo+IDogZG8gbm90 IGNhbGwgYmxvY2tpbmcgb3BzIHdoZW4gIVRBU0tfUlVOTklORzsgc3RhdGU9MiBzZXQgYXQgWzxm ZmZmZmZmZjgxMGRiOGFkPl0gcHJlcGFyZV90b193YWl0X2V2ZW50KzB4NWQvMHgxMTAKPiA6IE1v ZHVsZXMgbGlua2VkIGluOiBpOTE1IGkyY19hbGdvX2JpdCBkcm1fa21zX2hlbHBlciBkcm0gZTEw MDBlIHB0cCBwcHNfY29yZSBpMmNfY29yZSB2aWRlbwo+IDogQ1BVOiAzIFBJRDogMjUyIENvbW06 IGt3b3JrZXIvMzoyIE5vdCB0YWludGVkIDMuMTkuMC1yYzUrICMxOAo+IDogSGFyZHdhcmUgbmFt ZTogTEVOT1ZPIDIwQVJTMjU3MDEvMjBBUlMyNTcwMSwgQklPUyBHSkVUNzJXVyAoMi4yMiApIDAy LzIxLzIwMTQKPiA6IFdvcmtxdWV1ZTogZXZlbnRzX2xvbmcgZHJtX2RwX21zdF9saW5rX3Byb2Jl X3dvcmsgW2RybV9rbXNfaGVscGVyXQo+IDogIGZmZmZmZmZmODFhNDAyN2MgZmZmZjg4MDMwYTc2 M2FmOCBmZmZmZmZmZjgxNzUyNjk5IDAwMDAwMDAwMDAwMDAwMDAKPiA6ICBmZmZmODgwMzBhNzYz YjQ4IGZmZmY4ODAzMGE3NjNiMzggZmZmZmZmZmY4MTA5NzRjYSBmZmZmODgwMzBhNzYzYjM4Cj4g OiAgZmZmZmZmZmY4MWE0MTEyMyAwMDAwMDAwMDAwMDAwMjZkIDAwMDAwMDAwMDAwMDAwMDAgMDAw MDAwMDAwMDAwMGZhMAo+IDogQ2FsbCBUcmFjZToKPiA6ICBbPGZmZmZmZmZmODE3NTI2OTk+XSBk dW1wX3N0YWNrKzB4NGMvMHg2NQo+IDogIFs8ZmZmZmZmZmY4MTA5NzRjYT5dIHdhcm5fc2xvd3Bh dGhfY29tbW9uKzB4OGEvMHhjMAo+IDogIFs8ZmZmZmZmZmY4MTA5NzU0Nj5dIHdhcm5fc2xvd3Bh dGhfZm10KzB4NDYvMHg1MAo+IDogIFs8ZmZmZmZmZmY4MTBkYjhhZD5dID8gcHJlcGFyZV90b193 YWl0X2V2ZW50KzB4NWQvMHgxMTAKPiA6ICBbPGZmZmZmZmZmODEwZGI4YWQ+XSA/IHByZXBhcmVf dG9fd2FpdF9ldmVudCsweDVkLzB4MTEwCj4gOiAgWzxmZmZmZmZmZjgxMGJkYWFkPl0gX19taWdo dF9zbGVlcCsweGJkLzB4ZDAKPiA6ICBbPGZmZmZmZmZmODE3NTY2ZGU+XSBtdXRleF9sb2NrX25l c3RlZCsweDJlLzB4M2UwCj4gOiAgWzxmZmZmZmZmZjgxMGRiOGU4Pl0gPyBwcmVwYXJlX3RvX3dh aXRfZXZlbnQrMHg5OC8weDExMAo+IDogIFs8ZmZmZmZmZmZhMDBlNDNkNz5dIGRybV9kcF9tc3Rf d2FpdF90eF9yZXBseSsweGE3LzB4MjIwIFtkcm1fa21zX2hlbHBlcl0KPiA6ICBbPGZmZmZmZmZm ODEwZGI3OTA+XSA/IHdhaXRfd29rZW4rMHhjMC8weGMwCj4gOiAgWzxmZmZmZmZmZmEwMGU2NDAx Pl0gZHJtX2RwX3NlbmRfbGlua19hZGRyZXNzKzB4NjEvMHgyNDAgW2RybV9rbXNfaGVscGVyXQo+ IDogIFs8ZmZmZmZmZmY4MTBiMWFhZj5dID8gcHJvY2Vzc19vbmVfd29yaysweDE0Zi8weDUzMAo+ IDogIFs8ZmZmZmZmZmZhMDBlNmFiZD5dIGRybV9kcF9jaGVja19hbmRfc2VuZF9saW5rX2FkZHJl c3MrMHg4ZC8weGEwIFtkcm1fa21zX2hlbHBlcl0KPiA6ICBbPGZmZmZmZmZmYTAwZTZhZWM+XSBk cm1fZHBfbXN0X2xpbmtfcHJvYmVfd29yaysweDFjLzB4MjAgW2RybV9rbXNfaGVscGVyXQo+IDog IFs8ZmZmZmZmZmY4MTBiMWIyNj5dIHByb2Nlc3Nfb25lX3dvcmsrMHgxYzYvMHg1MzAKPiA6ICBb PGZmZmZmZmZmODEwYjFhYWY+XSA/IHByb2Nlc3Nfb25lX3dvcmsrMHgxNGYvMHg1MzAKPiA6ICBb PGZmZmZmZmZmODEwYjIyNGI+XSB3b3JrZXJfdGhyZWFkKzB4NmIvMHg0OTAKPiA6ICBbPGZmZmZm ZmZmODEwYjIxZTA+XSA/IHJlc2N1ZXJfdGhyZWFkKzB4MzUwLzB4MzUwCj4gOiAgWzxmZmZmZmZm ZjgxMGI3M2VhPl0ga3RocmVhZCsweDEwYS8weDEyMAo+IDogIFs8ZmZmZmZmZmY4MTc1YTgwMD5d ID8gX3Jhd19zcGluX3VubG9ja19pcnErMHgzMC8weDUwCj4gOiAgWzxmZmZmZmZmZjgxMGI3MmUw Pl0gPyBrdGhyZWFkX2NyZWF0ZV9vbl9ub2RlKzB4MjIwLzB4MjIwCj4gOiAgWzxmZmZmZmZmZjgx NzViMWZjPl0gcmV0X2Zyb21fZm9yaysweDdjLzB4YjAKPiA6ICBbPGZmZmZmZmZmODEwYjcyZTA+ XSA/IGt0aHJlYWRfY3JlYXRlX29uX25vZGUrMHgyMjAvMHgyMjAKPiA6IC0tLVsgZW5kIHRyYWNl IGJiMTFjOTYzNGE3MjE3YzYgXS0tLQo+IAo+IFNpZ25lZC1vZmYtYnk6IERhdmUgQWlybGllIDxh aXJsaWVkQHJlZGhhdC5jb20+CgpJbW8gbXVjaCBzaW1wbGVyIHdpdGggdGhlIGJlbG93IGRpZmYu IE5vdCB0ZXN0ZWQgdGhvdWdoLgotRGFuaWVsCi0tCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9k cm0vZHJtX2RwX21zdF90b3BvbG9neS5jIGIvZHJpdmVycy9ncHUvZHJtL2RybV9kcF9tc3RfdG9w b2xvZ3kuYwppbmRleCA5YTViNjg3MTdlYzguLjM3OWFiNDU1NTc1NiAxMDA2NDQKLS0tIGEvZHJp dmVycy9ncHUvZHJtL2RybV9kcF9tc3RfdG9wb2xvZ3kuYworKysgYi9kcml2ZXJzL2dwdS9kcm0v ZHJtX2RwX21zdF90b3BvbG9neS5jCkBAIC03MzMsMTAgKzczMywxNCBAQCBzdGF0aWMgYm9vbCBj aGVja190eG1zZ19zdGF0ZShzdHJ1Y3QgZHJtX2RwX21zdF90b3BvbG9neV9tZ3IgKm1nciwKIAkJ CSAgICAgIHN0cnVjdCBkcm1fZHBfc2lkZWJhbmRfbXNnX3R4ICp0eG1zZykKIHsKIAlib29sIHJl dDsKLQltdXRleF9sb2NrKCZtZ3ItPnFsb2NrKTsKKworCS8qCisJICogQWxsIHVwZGF0ZXMgdG8g dHhtc2ctPnN0YXRlIGFyZSBwcm90ZWN0ZWQgYnkgbWdyLT5xbG9jaywgYW5kIHRoZSB0d28KKwkg KiBjYXNlcyB3ZSBjaGVjayBoZXJlIGFyZSB0ZXJtaW5hbCBzdGF0ZXMuIEZvciB0aG9zZSB0aGUg YmFycmllcnMKKwkgKiBwcm92aWRlZCBieSB0aGUgd2FrZV91cC93YWl0X2V2ZW50IHBhaXIgYXJl IGVub3VnaC4KKwkgKi8KIAlyZXQgPSAodHhtc2ctPnN0YXRlID09IERSTV9EUF9TSURFQkFORF9U WF9SWCB8fAogCSAgICAgICB0eG1zZy0+c3RhdGUgPT0gRFJNX0RQX1NJREVCQU5EX1RYX1RJTUVP VVQpOwotCW11dGV4X3VubG9jaygmbWdyLT5xbG9jayk7CiAJcmV0dXJuIHJldDsKIH0KIApAQCAt MTM2MywxMiArMTM2NywxMyBAQCBzdGF0aWMgaW50IHByb2Nlc3Nfc2luZ2xlX3R4X3Fsb2NrKHN0 cnVjdCBkcm1fZHBfbXN0X3RvcG9sb2d5X21nciAqbWdyLAogCXJldHVybiAwOwogfQogCi0vKiBt dXN0IGJlIGNhbGxlZCBob2xkaW5nIHFsb2NrICovCiBzdGF0aWMgdm9pZCBwcm9jZXNzX3Npbmds ZV9kb3duX3R4X3Fsb2NrKHN0cnVjdCBkcm1fZHBfbXN0X3RvcG9sb2d5X21nciAqbWdyKQogewog CXN0cnVjdCBkcm1fZHBfc2lkZWJhbmRfbXNnX3R4ICp0eG1zZzsKIAlpbnQgcmV0OwogCisJV0FS Tl9PTighbXV0ZXhfaXNfbG9ja2VkKCZtZ3ItPnFsb2NrKSk7CisKIAkvKiBjb25zdHJ1Y3QgYSBj aHVuayBmcm9tIHRoZSBmaXJzdCBtc2cgaW4gdGhlIHR4X21zZyBxdWV1ZSAqLwogCWlmIChsaXN0 X2VtcHR5KCZtZ3ItPnR4X21zZ19kb3ducSkpIHsKIAkJbWdyLT50eF9kb3duX2luX3Byb2dyZXNz ID0gZmFsc2U7Ci0tIApEYW5pZWwgVmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBDb3Jw b3JhdGlvbgorNDEgKDApIDc5IDM2NSA1NyA0OCAtIGh0dHA6Ly9ibG9nLmZmd2xsLmNoCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWls aW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cg==