From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH i-g-t] igt/drv_module_reload: Revamp fault-injection Date: Thu, 12 Jul 2018 09:59:07 +0100 Message-ID: <20180712085907.32701-1-chris@chris-wilson.co.uk> References: <20180712085711.32497-1-chris@chris-wilson.co.uk> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180712085711.32497-1-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: intel-gfx@lists.freedesktop.org Cc: igt-dev@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org VGhlIGN1cnJlbnQgbWV0aG9kIG9mIGNoZWNraW5nIGZvciBhIGZhaWxlZCBtb2R1bGUgbG9hZCBp cyBmbGF3ZWQsIGFzIHdlCm9ubHkgcmVwb3J0IHRoZSBlcnJvciBvbiBwcm9iaW5nIGl0IGlzIG5v dCBiZWluZyByZXBvcnRlZCBiYWNrIGJ5Cm1vZHByb2JlLiBTbyB3ZSBoYXZlIHRvIGRpZyBpbnNp ZGUgdGhlIG1vZHVsZV9wYXJhbWV0ZXJzIHdoaWxlIHRoZQptb2R1bGUgaXMgc3RpbGwgbG9hZGVk IHRvIGRpc2NvdmVyIHRoZSBlcnJvci4KCnYyOiBFeHBlY3QgaTkxNS5pbmplY3RfbG9hZF9mYWls dXJlIHRvIGJlIHplcm8gb24gc3VjY2Vzcwp2MzogRG8gYSBmdWxsIGk5MTUgdW5sb2FkIHRvIGVu c3VyZSBmYmRldiBpcyB1bmJvdW5kIGluIGNhc2VzIHdoZXJlIGl0Cm1hbmFnZWQgdG8gYmluZCBp dHNlbGYgYmVmb3JlIGZhaWx1cmUgaW5qZWN0aW9uLgp2NDogRGlzYWJsZSB0aGUgZGlzcGxheSAo dGVtcG9yYXJ5KSB0byBtaW5pbWFsbHkgZml4IHVwIHRoZSB0ZXN0IGNhc2UKYmVmb3JlIG1vcmUg cmVncmVzc2lvbnMgc2xpcCBieS4KClNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNA Y2hyaXMtd2lsc29uLmNvLnVrPgpDYzogTWljaGHFgiBXaW5pYXJza2kgPG1pY2hhbC53aW5pYXJz a2lAaW50ZWwuY29tPgpDYzogSW1yZSBEZWFrIDxpbXJlLmRlYWtAaW50ZWwuY29tPgpSZXZpZXdl ZC1ieTogTWljaGHFgiBXaW5pYXJza2kgPG1pY2hhbC53aW5pYXJza2lAaW50ZWwuY29tPiAjdjMK LS0tCiB0ZXN0cy9kcnZfbW9kdWxlX3JlbG9hZC5jIHwgNTIgKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKystLS0tCiAxIGZpbGUgY2hhbmdlZCwgNDcgaW5zZXJ0aW9ucygrKSwgNSBk ZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS90ZXN0cy9kcnZfbW9kdWxlX3JlbG9hZC5jIGIvdGVz dHMvZHJ2X21vZHVsZV9yZWxvYWQuYwppbmRleCAzMDQ2ZDgyMjcuLmJiMjYzNjhlNyAxMDA2NDQK LS0tIGEvdGVzdHMvZHJ2X21vZHVsZV9yZWxvYWQuYworKysgYi90ZXN0cy9kcnZfbW9kdWxlX3Jl bG9hZC5jCkBAIC0yMzQsNiArMjM0LDQ1IEBAIHJlbG9hZChjb25zdCBjaGFyICpvcHRzX2k5MTUp CiAJcmV0dXJuIGVycjsKIH0KIAorc3RhdGljIGludCBvcGVuX3BhcmFtZXRlcnMoY29uc3QgY2hh ciAqbW9kdWxlX25hbWUpCit7CisJY2hhciBwYXRoWzI1Nl07CisKKwlzbnByaW50ZihwYXRoLCBz aXplb2YocGF0aCksICIvc3lzL21vZHVsZS8lcy9wYXJhbWV0ZXJzIiwgbW9kdWxlX25hbWUpOwor CXJldHVybiBvcGVuKHBhdGgsIE9fUkRPTkxZKTsKK30KKworc3RhdGljIGludAoraW5qZWN0X2Zh dWx0KGNvbnN0IGNoYXIgKm1vZHVsZV9uYW1lLCBjb25zdCBjaGFyICpvcHQsIGludCBmYXVsdCkK K3sKKyNkZWZpbmUgWFhYX05PX0RJU1BMQVkgImRpc2FibGVfZGlzcGxheT0xICIKKwljaGFyIGJ1 ZlsxMDI0XTsKKwlpbnQgZGlyOworCisJaWd0X2Fzc2VydChmYXVsdCA+IDApOworCXNucHJpbnRm KGJ1Ziwgc2l6ZW9mKGJ1ZiksIFhYWF9OT19ESVNQTEFZICIlcz0lZCIsIG9wdCwgZmF1bHQpOwor CisJaWYgKGlndF9rbW9kX2xvYWQobW9kdWxlX25hbWUsIGJ1ZikpIHsKKwkJaWd0X3dhcm4oIkZh aWxlZCB0byBsb2FkIG1vZHVsZSAnJXMnIHdpdGggb3B0aW9ucyAnJXMnXG4iLAorCQkJIG1vZHVs ZV9uYW1lLCBidWYpOworCQlyZXR1cm4gMTsKKwl9CisKKwlkaXIgPSBvcGVuX3BhcmFtZXRlcnMo bW9kdWxlX25hbWUpOworCWlndF9zeXNmc19zY2FuZihkaXIsIG9wdCwgIiVkIiwgJmZhdWx0KTsK KwljbG9zZShkaXIpOworCisJaWd0X2RlYnVnKCJMb2FkZWQgJyVzICVzJywgcmVzdWx0PSVkXG4i LCBtb2R1bGVfbmFtZSwgYnVmLCBmYXVsdCk7CisKKwlpZiAoc3RyY21wKG1vZHVsZV9uYW1lLCAi aTkxNSIpKSAvKiBYWFggYmV0dGVyIGlkZWFzISAqLworCQlpZ3Rfa21vZF91bmxvYWQobW9kdWxl X25hbWUsIDApOworCWVsc2UKKwkJaWd0X2k5MTVfZHJpdmVyX3VubG9hZCgpOworCisJcmV0dXJu IGZhdWx0OworI3VuZGVmIFhYWF9OT19ESVNQTEFZCit9CisKIHN0YXRpYyB2b2lkCiBnZW1fc2Fu aXR5Y2hlY2sodm9pZCkKIHsKQEAgLTMyMCwxMiArMzU5LDE1IEBAIGlndF9tYWluCiAJCWlndF9h c3NlcnRfZXEocmVsb2FkKCJkaXNhYmxlX2Rpc3BsYXk9MSIpLCAwKTsKIAogCWlndF9zdWJ0ZXN0 KCJiYXNpYy1yZWxvYWQtaW5qZWN0IikgewotCQljaGFyIGJ1Zls2NF07CiAJCWludCBpID0gMDsK LQkJZG8gewotCQkJc25wcmludGYoYnVmLCBzaXplb2YoYnVmKSwKLQkJCQkgImluamVjdF9sb2Fk X2ZhaWx1cmU9JWQiLCArK2kpOwotCQl9IHdoaWxlIChyZWxvYWQoYnVmKSk7CisKKwkJaWd0X2k5 MTVfZHJpdmVyX3VubG9hZCgpOworCisJCXdoaWxlIChpbmplY3RfZmF1bHQoImk5MTUiLCAiaW5q ZWN0X2xvYWRfZmFpbHVyZSIsICsraSkgPT0gMCkKKwkJCTsKKworCQkvKiBXZSBleHBlY3QgdG8g aGl0IGF0IGxlYXN0IG9uZSBmYXVsdCEgKi8KKwkJaWd0X2Fzc2VydChpID4gMSk7CiAJfQogCiAJ aWd0X2ZpeHR1cmUgewotLSAKMi4xOC4wCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5m cmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0 aW5mby9pbnRlbC1nZngK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Chris Wilson Date: Thu, 12 Jul 2018 09:59:07 +0100 Message-Id: <20180712085907.32701-1-chris@chris-wilson.co.uk> In-Reply-To: <20180712085711.32497-1-chris@chris-wilson.co.uk> References: <20180712085711.32497-1-chris@chris-wilson.co.uk> MIME-Version: 1.0 Subject: [igt-dev] [PATCH i-g-t] igt/drv_module_reload: Revamp fault-injection List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" To: intel-gfx@lists.freedesktop.org Cc: igt-dev@lists.freedesktop.org List-ID: VGhlIGN1cnJlbnQgbWV0aG9kIG9mIGNoZWNraW5nIGZvciBhIGZhaWxlZCBtb2R1bGUgbG9hZCBp cyBmbGF3ZWQsIGFzIHdlCm9ubHkgcmVwb3J0IHRoZSBlcnJvciBvbiBwcm9iaW5nIGl0IGlzIG5v dCBiZWluZyByZXBvcnRlZCBiYWNrIGJ5Cm1vZHByb2JlLiBTbyB3ZSBoYXZlIHRvIGRpZyBpbnNp ZGUgdGhlIG1vZHVsZV9wYXJhbWV0ZXJzIHdoaWxlIHRoZQptb2R1bGUgaXMgc3RpbGwgbG9hZGVk IHRvIGRpc2NvdmVyIHRoZSBlcnJvci4KCnYyOiBFeHBlY3QgaTkxNS5pbmplY3RfbG9hZF9mYWls dXJlIHRvIGJlIHplcm8gb24gc3VjY2Vzcwp2MzogRG8gYSBmdWxsIGk5MTUgdW5sb2FkIHRvIGVu c3VyZSBmYmRldiBpcyB1bmJvdW5kIGluIGNhc2VzIHdoZXJlIGl0Cm1hbmFnZWQgdG8gYmluZCBp dHNlbGYgYmVmb3JlIGZhaWx1cmUgaW5qZWN0aW9uLgp2NDogRGlzYWJsZSB0aGUgZGlzcGxheSAo dGVtcG9yYXJ5KSB0byBtaW5pbWFsbHkgZml4IHVwIHRoZSB0ZXN0IGNhc2UKYmVmb3JlIG1vcmUg cmVncmVzc2lvbnMgc2xpcCBieS4KClNpZ25lZC1vZmYtYnk6IENocmlzIFdpbHNvbiA8Y2hyaXNA Y2hyaXMtd2lsc29uLmNvLnVrPgpDYzogTWljaGHFgiBXaW5pYXJza2kgPG1pY2hhbC53aW5pYXJz a2lAaW50ZWwuY29tPgpDYzogSW1yZSBEZWFrIDxpbXJlLmRlYWtAaW50ZWwuY29tPgpSZXZpZXdl ZC1ieTogTWljaGHFgiBXaW5pYXJza2kgPG1pY2hhbC53aW5pYXJza2lAaW50ZWwuY29tPiAjdjMK LS0tCiB0ZXN0cy9kcnZfbW9kdWxlX3JlbG9hZC5jIHwgNTIgKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKystLS0tCiAxIGZpbGUgY2hhbmdlZCwgNDcgaW5zZXJ0aW9ucygrKSwgNSBk ZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS90ZXN0cy9kcnZfbW9kdWxlX3JlbG9hZC5jIGIvdGVz dHMvZHJ2X21vZHVsZV9yZWxvYWQuYwppbmRleCAzMDQ2ZDgyMjcuLmJiMjYzNjhlNyAxMDA2NDQK LS0tIGEvdGVzdHMvZHJ2X21vZHVsZV9yZWxvYWQuYworKysgYi90ZXN0cy9kcnZfbW9kdWxlX3Jl bG9hZC5jCkBAIC0yMzQsNiArMjM0LDQ1IEBAIHJlbG9hZChjb25zdCBjaGFyICpvcHRzX2k5MTUp CiAJcmV0dXJuIGVycjsKIH0KIAorc3RhdGljIGludCBvcGVuX3BhcmFtZXRlcnMoY29uc3QgY2hh ciAqbW9kdWxlX25hbWUpCit7CisJY2hhciBwYXRoWzI1Nl07CisKKwlzbnByaW50ZihwYXRoLCBz aXplb2YocGF0aCksICIvc3lzL21vZHVsZS8lcy9wYXJhbWV0ZXJzIiwgbW9kdWxlX25hbWUpOwor CXJldHVybiBvcGVuKHBhdGgsIE9fUkRPTkxZKTsKK30KKworc3RhdGljIGludAoraW5qZWN0X2Zh dWx0KGNvbnN0IGNoYXIgKm1vZHVsZV9uYW1lLCBjb25zdCBjaGFyICpvcHQsIGludCBmYXVsdCkK K3sKKyNkZWZpbmUgWFhYX05PX0RJU1BMQVkgImRpc2FibGVfZGlzcGxheT0xICIKKwljaGFyIGJ1 ZlsxMDI0XTsKKwlpbnQgZGlyOworCisJaWd0X2Fzc2VydChmYXVsdCA+IDApOworCXNucHJpbnRm KGJ1Ziwgc2l6ZW9mKGJ1ZiksIFhYWF9OT19ESVNQTEFZICIlcz0lZCIsIG9wdCwgZmF1bHQpOwor CisJaWYgKGlndF9rbW9kX2xvYWQobW9kdWxlX25hbWUsIGJ1ZikpIHsKKwkJaWd0X3dhcm4oIkZh aWxlZCB0byBsb2FkIG1vZHVsZSAnJXMnIHdpdGggb3B0aW9ucyAnJXMnXG4iLAorCQkJIG1vZHVs ZV9uYW1lLCBidWYpOworCQlyZXR1cm4gMTsKKwl9CisKKwlkaXIgPSBvcGVuX3BhcmFtZXRlcnMo bW9kdWxlX25hbWUpOworCWlndF9zeXNmc19zY2FuZihkaXIsIG9wdCwgIiVkIiwgJmZhdWx0KTsK KwljbG9zZShkaXIpOworCisJaWd0X2RlYnVnKCJMb2FkZWQgJyVzICVzJywgcmVzdWx0PSVkXG4i LCBtb2R1bGVfbmFtZSwgYnVmLCBmYXVsdCk7CisKKwlpZiAoc3RyY21wKG1vZHVsZV9uYW1lLCAi aTkxNSIpKSAvKiBYWFggYmV0dGVyIGlkZWFzISAqLworCQlpZ3Rfa21vZF91bmxvYWQobW9kdWxl X25hbWUsIDApOworCWVsc2UKKwkJaWd0X2k5MTVfZHJpdmVyX3VubG9hZCgpOworCisJcmV0dXJu IGZhdWx0OworI3VuZGVmIFhYWF9OT19ESVNQTEFZCit9CisKIHN0YXRpYyB2b2lkCiBnZW1fc2Fu aXR5Y2hlY2sodm9pZCkKIHsKQEAgLTMyMCwxMiArMzU5LDE1IEBAIGlndF9tYWluCiAJCWlndF9h c3NlcnRfZXEocmVsb2FkKCJkaXNhYmxlX2Rpc3BsYXk9MSIpLCAwKTsKIAogCWlndF9zdWJ0ZXN0 KCJiYXNpYy1yZWxvYWQtaW5qZWN0IikgewotCQljaGFyIGJ1Zls2NF07CiAJCWludCBpID0gMDsK LQkJZG8gewotCQkJc25wcmludGYoYnVmLCBzaXplb2YoYnVmKSwKLQkJCQkgImluamVjdF9sb2Fk X2ZhaWx1cmU9JWQiLCArK2kpOwotCQl9IHdoaWxlIChyZWxvYWQoYnVmKSk7CisKKwkJaWd0X2k5 MTVfZHJpdmVyX3VubG9hZCgpOworCisJCXdoaWxlIChpbmplY3RfZmF1bHQoImk5MTUiLCAiaW5q ZWN0X2xvYWRfZmFpbHVyZSIsICsraSkgPT0gMCkKKwkJCTsKKworCQkvKiBXZSBleHBlY3QgdG8g aGl0IGF0IGxlYXN0IG9uZSBmYXVsdCEgKi8KKwkJaWd0X2Fzc2VydChpID4gMSk7CiAJfQogCiAJ aWd0X2ZpeHR1cmUgewotLSAKMi4xOC4wCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwppZ3QtZGV2IG1haWxpbmcgbGlzdAppZ3QtZGV2QGxpc3RzLmZyZWVk ZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2lndC1kZXYK