From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: Re: [PATCH v2] arm: p2m.c bug-fix: hypervisor hang on __p2m_get_mem_access Date: Wed, 3 Feb 2016 11:52:53 +0000 Message-ID: <1454500373.25207.98.camel@citrix.com> References: <1453808778-4292-1-git-send-email-czuzu@bitdefender.com> <1454499464-7278-1-git-send-email-czuzu@bitdefender.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1454499464-7278-1-git-send-email-czuzu@bitdefender.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Corneliu ZUZU , xen-devel@lists.xen.org Cc: Stefano Stabellini List-Id: xen-devel@lists.xenproject.org T24gV2VkLCAyMDE2LTAyLTAzIGF0IDEzOjM3ICswMjAwLCBDb3JuZWxpdSBaVVpVIHdyb3RlOgoK SSBqdXN0IG5vdyBhcHBsaWVkIGEgcHJldmlvdXMgdjIgd2hpY2ggd2FzIGFscmVhZHkgaW4gbXkg cXVldWUuIFdhcyB0aGlzCmp1c3QgYW4gYWNjaWRlbnRhbCByZXNlbmQgb2YgdjIgb3IgaXMgdGhl cmUgc29tZSBpbXBvcnRhbnQgY2hhbmdlIGFuZCB0aGlzCmlzIHJlYWxseSBhIHYzPwoKPiBXaGVu IF9fcDJtX2dldF9tZW1fYWNjZXNzIGdldHMgY2FsbGVkLCB0aGUgcDJtIGxvY2sgaXMgYWxyZWFk eSB0YWtlbgo+IGJ5IGVpdGhlciBnZXRfcGFnZV9mcm9tX2d2YSBvciBwMm1fZ2V0X21lbV9hY2Nl c3MuCj4gUG9zc2libGUgY29kZSBwYXRoczoKPiAxKQktPiBnZXRfcGFnZV9mcm9tX2d2YQo+IAkJ LT4gcDJtX21lbV9hY2Nlc3NfY2hlY2tfYW5kX2dldF9wYWdlCj4gCQkJLT4gX19wMm1fZ2V0X21l bV9hY2Nlc3MKPiAyKQktPiBwMm1fZ2V0X21lbV9hY2Nlc3MKPiAJCS0+IF9fcDJtX2dldF9tZW1f YWNjZXNzCj4gCj4gSW4gYm90aCBjYXNlcyBpZiBfX3AybV9nZXRfbWVtX2FjY2VzcyBzdWJzZXF1 ZW50bHkgZ2V0cyB0bwo+IGNhbGwgcDJtX2xvb2t1cCAoaGFwcGVucyBpZiAhcmFkaXhfdHJlZV9s b29rdXAoLi4uKSksIGEgaHlwZXJ2aXNvcgo+IGhhbmcgd2lsbCBvY2N1ciwgc2luY2UgcDJtX2xv b2t1cCBhbHNvIHNwaW4tbG9ja3Mgb24gdGhlIHAybSBsb2NrLgo+IAo+IFRoaXMgYnVnLWZpeCBz aW1wbHkgcmVwbGFjZXMgdGhlIHAybV9sb29rdXAgY2FsbCBmcm9tCj4gX19wMm1fZ2V0X21lbV9h Y2Nlc3MKPiB3aXRoIGEgY2FsbCB0byBfX3AybV9sb29rdXAgYW5kIGFsc28gYWRkcyBhbiBBU1NF UlQgdG8gZW5zdXJlIHRoYXQgdGhlCj4gcDJtIGxvY2sKPiBpcyBhbHJlYWR5IHRha2VuIHVwb24g X19wMm1fZ2V0X21lbV9hY2Nlc3MgZW50cnkuCj4gCj4gU2lnbmVkLW9mZi1ieTogQ29ybmVsaXUg WlVaVSA8Y3p1enVAYml0ZGVmZW5kZXIuY29tPgo+IAo+IC0tLQo+IENoYW5nZWQgc2luY2UgdjE6 Cj4gwqAgKiBhZGRlZCBwMm0tbG9jayBBU1NFUlQKPiAtLS0KPiDCoHhlbi9hcmNoL2FybS9wMm0u YyB8IDQgKysrLQo+IMKgMSBmaWxlIGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlv bigtKQo+IAo+IGRpZmYgLS1naXQgYS94ZW4vYXJjaC9hcm0vcDJtLmMgYi94ZW4vYXJjaC9hcm0v cDJtLmMKPiBpbmRleCAyMTkwOTA4Li5lOGU2ZGI0IDEwMDY0NAo+IC0tLSBhL3hlbi9hcmNoL2Fy bS9wMm0uYwo+ICsrKyBiL3hlbi9hcmNoL2FybS9wMm0uYwo+IEBAIC00NjgsNiArNDY4LDggQEAg c3RhdGljIGludCBfX3AybV9nZXRfbWVtX2FjY2VzcyhzdHJ1Y3QgZG9tYWluICpkLAo+IGdmbl90 IGdmbiwKPiDCoCN1bmRlZiBBQ0NFU1MKPiDCoMKgwqDCoMKgfTsKPiDCoAo+ICvCoMKgwqDCoEFT U0VSVChzcGluX2lzX2xvY2tlZCgmcDJtLT5sb2NrKSk7Cj4gKwo+IMKgwqDCoMKgwqAvKiBJZiBu byBzZXR0aW5nIHdhcyBldmVyIHNldCwganVzdCByZXR1cm4gcnd4LiAqLwo+IMKgwqDCoMKgwqBp ZiAoICFwMm0tPm1lbV9hY2Nlc3NfZW5hYmxlZCApCj4gwqDCoMKgwqDCoHsKPiBAQCAtNDkwLDcg KzQ5Miw3IEBAIHN0YXRpYyBpbnQgX19wMm1fZ2V0X21lbV9hY2Nlc3Moc3RydWN0IGRvbWFpbiAq ZCwKPiBnZm5fdCBnZm4sCj4gwqDCoMKgwqDCoMKgwqDCoMKgwqAqIE5vIHNldHRpbmcgd2FzIGZv dW5kIGluIHRoZSBSYWRpeCB0cmVlLiBDaGVjayBpZiB0aGUKPiDCoMKgwqDCoMKgwqDCoMKgwqDC oCogZW50cnkgZXhpc3RzIGluIHRoZSBwYWdlLXRhYmxlcy4KPiDCoMKgwqDCoMKgwqDCoMKgwqDC oCovCj4gLcKgwqDCoMKgwqDCoMKgwqBwYWRkcl90IG1hZGRyID0gcDJtX2xvb2t1cChkLCBnZm5f eChnZm4pIDw8IFBBR0VfU0hJRlQsIE5VTEwpOwo+ICvCoMKgwqDCoMKgwqDCoMKgcGFkZHJfdCBt YWRkciA9IF9fcDJtX2xvb2t1cChkLCBnZm5feChnZm4pIDw8IFBBR0VfU0hJRlQsIE5VTEwpOwo+ IMKgwqDCoMKgwqDCoMKgwqDCoGlmICggSU5WQUxJRF9QQUREUiA9PSBtYWRkciApCj4gwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqByZXR1cm4gLUVTUkNIOwo+IMKgCgpfX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0Clhl bi1kZXZlbEBsaXN0cy54ZW4ub3JnCmh0dHA6Ly9saXN0cy54ZW4ub3JnL3hlbi1kZXZlbAo=