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spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2028F6E0DB; Thu, 22 Oct 2020 19:43:02 +0000 (UTC) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by gabe.freedesktop.org (Postfix) with ESMTPS id 878156E0D8; Thu, 22 Oct 2020 19:43:00 +0000 (UTC) IronPort-SDR: RQTiIH8++dTdabkez3/hh/kimLBhaeL4GHO0rvnPKKKarpi0BMfMU7yEGDtyj28Tfvxo9f/UW6 jq7C0P8JBaMg== X-IronPort-AV: E=McAfee;i="6000,8403,9782"; a="231778706" X-IronPort-AV: E=Sophos;i="5.77,404,1596524400"; d="scan'208";a="231778706" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Oct 2020 12:42:59 -0700 IronPort-SDR: R8HzbOifldxclQO2dv3ElHs52VSySzXOiLPATVFu5X7TmrgzBfbMJnLj/8mKqgx8yEKNwCMRhk HpDBwD1CZXmg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,404,1596524400"; d="scan'208";a="359370921" Received: from stinkbox.fi.intel.com (HELO stinkbox) ([10.237.72.174]) by FMSMGA003.fm.intel.com with SMTP; 22 Oct 2020 12:42:56 -0700 Received: by stinkbox (sSMTP sendmail emulation); Thu, 22 Oct 2020 22:42:56 +0300 From: Ville Syrjala To: dri-devel@lists.freedesktop.org Date: Thu, 22 Oct 2020 22:42:56 +0300 Message-Id: <20201022194256.30978-1-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.26.2 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/modes: Switch to 64bit maths to avoid integer overflow X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, Randy Dunlap , stable@vger.kernel.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" RnJvbTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KClRo ZSBuZXcgPjhrIENFQSBtb2RlcyBoYXZlIGRvdGNsb2NrcyByZWFjaGluZyA1Ljk0IEdIeiwgd2hp Y2gKbWVhbnMgb3VyIGNsb2NrKjEwMDAgd2lsbCBub3cgb3ZlcmZsb3cgdGhlIDMyYml0IHVuc2ln bmVkCmludGVnZXIuIFN3aXRjaCB0byA2NGJpdCBtYXRocyB0byBhdm9pZCBpdC4KCkNjOiBzdGFi bGVAdmdlci5rZXJuZWwub3JnClJlcG9ydGVkLWJ5OiBSYW5keSBEdW5sYXAgPHJkdW5sYXBAaW5m cmFkZWFkLm9yZz4KU2lnbmVkLW9mZi1ieTogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxh QGxpbnV4LmludGVsLmNvbT4KLS0tCkFuIGludGVyZXN0aW5nIHF1ZXN0aW9uIGhvdyBtYW55IG90 aGVyIHBsYWNlIG1pZ2h0IHN1ZmZlciBmcm9tIHNpbWlsYXIKb3ZlcmZsb3dzLiBJIHRoaW5rIGk5 MTUgc2hvdWxkIGJlIG1vc3RseSBPSy4gVGhlIG9uZSBwbGFjZSBJIGtub3cgd2UgdXNlCkh6IGlu c3RlYWQga0h6IGlzIHRoZSBoc3cgRFBMTCBjb2RlLCB3aGljaCBJIHdvdWxkIHByZWZlciB3ZSBh bHNvIGNoYW5nZQp0byB1c2Uga0h6LiBUaGUgb3RoZXIgY29uY2VybiBpcyB3aGV0aGVyIHdlIGhh dmUgYW55IHBvdGVudGlhbCBvdmVyZmxvd3MKYmVmb3JlIHdlIGNoZWNrIHRoaXMgYWdhaW5zdCB0 aGUgcGxhdGZvcm0ncyBtYXggZG90Y2xvY2suCgpJIGRvIGhhdmUgdGhpcyB1bnJldmlld2VkIGln dCBzZXJpZXMgCmh0dHBzOi8vcGF0Y2h3b3JrLmZyZWVkZXNrdG9wLm9yZy9zZXJpZXMvNjk1MzEv IHdoaWNoIGV4dGVuZHMgdGhlCmN1cnJlbnQgdGVzdGluZyB3aXRoIHNvbWUgb3RoZXIgZm9ybXMg b2YgaW52YWxpZCBtb2Rlcy4gQ291bGQgcHJvYmFibHkKZXh0ZW5kIHRoYXQgd2l0aCBhIG1vZGUu Y2xvY2s9SU5UX01BWCB0ZXN0IHRvIHNlZSBpZiBhbnl0aGluZyBlbHNlIG1pZ2h0CnRyaXAgdXAu CgpObyBpZGVhIGFib3V0IG90aGVyIGRyaXZlcnMuCgogZHJpdmVycy9ncHUvZHJtL2RybV9tb2Rl cy5jIHwgNCArKy0tCiAxIGZpbGUgY2hhbmdlZCwgMiBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9u cygtKQoKZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fbW9kZXMuYyBiL2RyaXZlcnMv Z3B1L2RybS9kcm1fbW9kZXMuYwppbmRleCA1MDFiNGZlNTVhM2QuLjUxMWNkZTVjN2ZhNiAxMDA2 NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL2RybV9tb2Rlcy5jCisrKyBiL2RyaXZlcnMvZ3B1L2Ry bS9kcm1fbW9kZXMuYwpAQCAtNzYyLDcgKzc2Miw3IEBAIGludCBkcm1fbW9kZV92cmVmcmVzaChj b25zdCBzdHJ1Y3QgZHJtX2Rpc3BsYXlfbW9kZSAqbW9kZSkKIAlpZiAobW9kZS0+aHRvdGFsID09 IDAgfHwgbW9kZS0+dnRvdGFsID09IDApCiAJCXJldHVybiAwOwogCi0JbnVtID0gbW9kZS0+Y2xv Y2sgKiAxMDAwOworCW51bSA9IG1vZGUtPmNsb2NrOwogCWRlbiA9IG1vZGUtPmh0b3RhbCAqIG1v ZGUtPnZ0b3RhbDsKIAogCWlmIChtb2RlLT5mbGFncyAmIERSTV9NT0RFX0ZMQUdfSU5URVJMQUNF KQpAQCAtNzcyLDcgKzc3Miw3IEBAIGludCBkcm1fbW9kZV92cmVmcmVzaChjb25zdCBzdHJ1Y3Qg ZHJtX2Rpc3BsYXlfbW9kZSAqbW9kZSkKIAlpZiAobW9kZS0+dnNjYW4gPiAxKQogCQlkZW4gKj0g bW9kZS0+dnNjYW47CiAKLQlyZXR1cm4gRElWX1JPVU5EX0NMT1NFU1QobnVtLCBkZW4pOworCXJl dHVybiBESVZfUk9VTkRfQ0xPU0VTVF9VTEwobXVsX3UzMl91MzIobnVtLCAxMDAwKSwgZGVuKTsK IH0KIEVYUE9SVF9TWU1CT0woZHJtX21vZGVfdnJlZnJlc2gpOwogCi0tIAoyLjI2LjIKCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWls aW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZy ZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=