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Wed, 08 Sep 2021 13:39:42 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mNxne-006oLU-74 for linux-arm-kernel@lists.infradead.org; Wed, 08 Sep 2021 13:39:39 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9D3966D; Wed, 8 Sep 2021 06:39:32 -0700 (PDT) Received: from [10.57.94.84] (unknown [10.57.94.84]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id C69903F766; Wed, 8 Sep 2021 06:39:30 -0700 (PDT) Subject: Re: [PATCH 10/10] arm64: errata: Add workaround for TSB flush failures To: Anshuman Khandual , Marc Zyngier Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, coresight@lists.linaro.org, will@kernel.org, catalin.marinas@arm.com, james.morse@arm.com, mathieu.poirier@linaro.org, mike.leach@linaro.org, leo.yan@linaro.org, mark.rutland@arm.com References: <20210728135217.591173-1-suzuki.poulose@arm.com> <20210728135217.591173-11-suzuki.poulose@arm.com> <87mtq5a1gs.wl-maz@kernel.org> <477c4943-7c35-8502-0291-4c0ed3a03905@arm.com> <32f719c8f9f61b244b3fc29137f76a19@kernel.org> From: Suzuki K Poulose Message-ID: <37b9e52a-9790-2d9d-f613-b95b7aa50994@arm.com> Date: Wed, 8 Sep 2021 14:39:28 +0100 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210908_063938_345705_B69F6522 X-CRM114-Status: GOOD ( 19.74 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org T24gMDMvMDgvMjAyMSAwNDo1MSwgQW5zaHVtYW4gS2hhbmR1YWwgd3JvdGU6Cj4gCj4gCj4gT24g OC8yLzIxIDM6MDUgUE0sIE1hcmMgWnluZ2llciB3cm90ZToKPj4gT24gMjAyMS0wOC0wMiAxMDox MiwgQW5zaHVtYW4gS2hhbmR1YWwgd3JvdGU6Cj4+PiBPbiA3LzI5LzIxIDQ6MTEgUE0sIFN1enVr aSBLIFBvdWxvc2Ugd3JvdGU6Cj4+Pj4gT24gMjkvMDcvMjAyMSAxMDo1NSwgTWFyYyBaeW5naWVy IHdyb3RlOgo+Pj4+PiBPbiBXZWQsIDI4IEp1bCAyMDIxIDE0OjUyOjE3ICswMTAwLAo+Pj4+PiBT dXp1a2kgSyBQb3Vsb3NlIDxzdXp1a2kucG91bG9zZUBhcm0uY29tPgo+Pgo+PiBbLi4uXQo+Pgo+ Pj4+Pj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgX190c2JfY3N5bmMoKTvCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIFwKPj4+Pj4+ICvCoMKgwqDCoMKgwqDC oMKgwqDCoMKgIF9fdHNiX2NzeW5jKCk7wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoMKgwqDCoCBcCj4+Pj4+PiArwqDCoMKgwqDCoMKgwqAgfSBlbHNlIHvCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgXAo+Pj4+Pj4gK8Kg wqDCoMKgwqDCoMKgwqDCoMKgwqAgX190c2JfY3N5bmMoKTvCoMKgwqDCoMKgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgIFwKPj4+Pj4+ICvCoMKgwqDCoMKgwqDCoCB9wqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAg XAo+Pj4+Pgo+Pj4+PiBuaXQ6IFlvdSBjb3VsZCBrZWVwIG9uZSB1bmNvbmRpdGlvbmFsIF9fdHNi X2NzeW5jKCkuCj4+Pj4KPj4+PiBJIHRob3VnaHQgYWJvdXQgdGhhdCwgSSB3YXMgd29ycmllZCBp ZiB0aGUgQ1BVIGV4cGVjdHMgdGhlbSBiYWNrIHRvIGJhY2sKPj4+PiB3aXRob3V0IGFueSBvdGhl ciBpbnN0cnVjdGlvbnMgaW4gYmV0d2VlbiB0aGVtLiBUaGlua2luZyBhYm91dCBpdCBhIGJpdAo+ Pj4+IG1vcmUsIGl0IGRvZXNuJ3QgbG9vayBsaWtlIHRoYXQgaXMgdGhlIGNhc2UuIEkgd2lsbCBj b25maXJtIHRoaXMgYW5kCj4+Pj4gY2hhbmdlIGl0IGFjY29yZGluZ2x5Lgo+Pj4gQnV0IGl0cyBh IHZlcnkgc3VidGxlIGNoYW5nZSB3aGljaCBtaWdodCBiZSBkaWZmaWN1bHQgdG8gZGVidWcgYW5k IGJsYW1lCj4+PiBsYXRlciBvbiwgaWYgaW5kZWVkIGJvdGggdGhlIGluc3RydWN0aW9ucyBuZWVk IHRvIGJlIGJhY2sgdG8gYmFjay4gU2VlbXMKPj4+IGxpa2UganVzdCBiZXR0ZXIgdG8gbGVhdmUg dGhpcyB1bmNoYW5nZWQuCj4+Cj4+IElzIHRoYXQgYW4gYWN0dWFsIHJlcXVpcmVtZW50PyBTb3Vu ZHMgbGlrZSB5b3Ugd2FudCB0byBmaW5kIG91dAo+PiBmcm9tIHRoZSBlcnJhdGEgZG9jdW1lbnQu Cj4gCj4gU3VyZSwgd2lsbCBnZXQgYmFjayBvbiB0aGlzLgo+IAo+Pgo+PiBBbmQgaWYgdGhleSBh Y3R1YWxseSBuZWVkIHRvIGJlIGJhY2sgdG8gYmFjaywgd2hhdCBlbnN1cmVzIHRoYXQKPj4gdGhp cyBpcyBhbHdheXMgY2FsbGVkIHdpdGggaW50ZXJydXB0IGRpc2FibGVkPwo+Pgo+PiBZb3Ugd291 bGQgYWxzbyBuZWVkIHRvIGhhdmUgdGhlbSBpbiB0aGUgc2FtZSBhc20gYmxvY2sgdG8gYXZvaWQK Pj4gdGhlIGNvbXBpbGVyIHJlb3JkZXJpbmcgc3R1ZmYuCj4gCj4gQWdyZWVkLCBib3RoIHRoZSBh Ym92ZSBjb25zdHJ1Y3RzIHdpbGwgYmUgcmVxdWlyZWQgdG8gbWFrZSBzdXJlIHRoYXQKPiB0aGUg aW5zdHJ1Y3Rpb25zIHdpbGwgYmUgZXhlY3V0ZWQgY29uc2VjdXRpdmVseSAoaWYgcmVxdWlyZWQp Lgo+IAoKCkkgY2hlY2tlZCB0aGlzIHdpdGggb3VyIGFyY2hpdGVjdHMgYW5kIGl0IGRvZXNuJ3Qg aGF2ZSB0byBiZSBpbiB0aWdodApsb29wLiBUaGUgVFNCcyBhcmUgbWVhbnQgdG8gYmUgdXNlZCB3 aXRoIHRoZSBQRSBpbiBUcmFjZSBwcm9oaWJpdGVkCnJlZ2lvbnMgKHdoaWNoIHRoZXkgYXJlIGZv ciBUUkJFIGFuZCB0aGUgS1ZNIG52aGUgc3R1YiwgVFJGQ1JfRUx4IApjbGVhcmVkKS4gQXMgbG9u ZyBhcyB0aGF0IGlzIGhvbm9yZWQsIHdlIGFyZSBmaW5lLiBJIHdpbGwgdXBkYXRlCnRoZSBwYXRj aC4KCktpbmQgcmVnYXJkcwpTdXp1a2kKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0t a2VybmVsQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFp bG1hbi9saXN0aW5mby9saW51eC1hcm0ta2VybmVsCg==