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Wed, 4 Nov 2020 15:21:40 +0000 (UTC) Received: from localhost (ovpn-115-145.ams2.redhat.com [10.36.115.145]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5D81519C4F; Wed, 4 Nov 2020 15:21:34 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org, Peter Maydell Cc: kvm@vger.kernel.org, "Dr. David Alan Gilbert" , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Eduardo Habkost , Markus Armbruster , Eric Blake , Fam Zheng , Stefan Hajnoczi , Keith Busch , Max Reitz , qemu-block@nongnu.org, Kevin Wolf , Coiby Xu , Paolo Bonzini , Klaus Jensen , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Eric Auger Subject: [PULL 28/33] util/vfio-helpers: Trace PCI I/O config accesses Date: Wed, 4 Nov 2020 15:18:23 +0000 Message-Id: <20201104151828.405824-29-stefanha@redhat.com> In-Reply-To: <20201104151828.405824-1-stefanha@redhat.com> References: <20201104151828.405824-1-stefanha@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org RnJvbTogUGhpbGlwcGUgTWF0aGlldS1EYXVkw6kgPHBoaWxtZEByZWRoYXQuY29tPgoKV2Ugc29t ZXRpbWUgZ2V0IGtlcm5lbCBwYW5pYyB3aXRoIHNvbWUgZGV2aWNlcyBvbiBBYXJjaDY0Cmhvc3Rz LiBBbGV4IFdpbGxpYW1zb24gc3VnZ2VzdHMgaXQgbWlnaHQgYmUgYnJva2VuIFBDSWUKcm9vdCBj b21wbGV4LiBBZGQgdHJhY2UgZXZlbnQgdG8gcmVjb3JkIHRoZSBsYXRlc3QgSS9PCmFjY2VzcyBi ZWZvcmUgY3Jhc2hpbmcuIEluIGNhc2UsIGFzc2VydCBvdXIgYWNjZXNzZXMgYXJlCmFsaWduZWQu CgpSZXZpZXdlZC1ieTogRmFtIFpoZW5nIDxmYW1AZXVwaG9uLm5ldD4KUmV2aWV3ZWQtYnk6IFN0 ZWZhbiBIYWpub2N6aSA8c3RlZmFuaGFAcmVkaGF0LmNvbT4KU2lnbmVkLW9mZi1ieTogUGhpbGlw cGUgTWF0aGlldS1EYXVkw6kgPHBoaWxtZEByZWRoYXQuY29tPgpNZXNzYWdlLWlkOiAyMDIwMTEw MzAyMDczMy4yMzAzMTQ4LTMtcGhpbG1kQHJlZGhhdC5jb20KU2lnbmVkLW9mZi1ieTogU3RlZmFu IEhham5vY3ppIDxzdGVmYW5oYUByZWRoYXQuY29tPgpUZXN0ZWQtYnk6IEVyaWMgQXVnZXIgPGVy aWMuYXVnZXJAcmVkaGF0LmNvbT4KLS0tCiB1dGlsL3ZmaW8taGVscGVycy5jIHwgOCArKysrKysr KwogdXRpbC90cmFjZS1ldmVudHMgICB8IDIgKysKIDIgZmlsZXMgY2hhbmdlZCwgMTAgaW5zZXJ0 aW9ucygrKQoKZGlmZiAtLWdpdCBhL3V0aWwvdmZpby1oZWxwZXJzLmMgYi91dGlsL3ZmaW8taGVs cGVycy5jCmluZGV4IDE0YTU0OTUxMGYuLjFkNGVmYWZjYWEgMTAwNjQ0Ci0tLSBhL3V0aWwvdmZp by1oZWxwZXJzLmMKKysrIGIvdXRpbC92ZmlvLWhlbHBlcnMuYwpAQCAtMjI3LDYgKzIyNywxMCBA QCBzdGF0aWMgaW50IHFlbXVfdmZpb19wY2lfcmVhZF9jb25maWcoUUVNVVZGSU9TdGF0ZSAqcywg dm9pZCAqYnVmLAogewogICAgIGludCByZXQ7CiAKKyAgICB0cmFjZV9xZW11X3ZmaW9fcGNpX3Jl YWRfY29uZmlnKGJ1Ziwgb2ZzLCBzaXplLAorICAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgcy0+Y29uZmlnX3JlZ2lvbl9pbmZvLm9mZnNldCwKKyAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgIHMtPmNvbmZpZ19yZWdpb25faW5mby5zaXplKTsKKyAgICBhc3NlcnQo UUVNVV9JU19BTElHTkVEKHMtPmNvbmZpZ19yZWdpb25faW5mby5vZmZzZXQgKyBvZnMsIHNpemUp KTsKICAgICBkbyB7CiAgICAgICAgIHJldCA9IHByZWFkKHMtPmRldmljZSwgYnVmLCBzaXplLCBz LT5jb25maWdfcmVnaW9uX2luZm8ub2Zmc2V0ICsgb2ZzKTsKICAgICB9IHdoaWxlIChyZXQgPT0g LTEgJiYgZXJybm8gPT0gRUlOVFIpOwpAQCAtMjM3LDYgKzI0MSwxMCBAQCBzdGF0aWMgaW50IHFl bXVfdmZpb19wY2lfd3JpdGVfY29uZmlnKFFFTVVWRklPU3RhdGUgKnMsIHZvaWQgKmJ1ZiwgaW50 IHNpemUsIGludAogewogICAgIGludCByZXQ7CiAKKyAgICB0cmFjZV9xZW11X3ZmaW9fcGNpX3dy aXRlX2NvbmZpZyhidWYsIG9mcywgc2l6ZSwKKyAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICBzLT5jb25maWdfcmVnaW9uX2luZm8ub2Zmc2V0LAorICAgICAgICAgICAgICAgICAg ICAgICAgICAgICAgICAgICAgIHMtPmNvbmZpZ19yZWdpb25faW5mby5zaXplKTsKKyAgICBhc3Nl cnQoUUVNVV9JU19BTElHTkVEKHMtPmNvbmZpZ19yZWdpb25faW5mby5vZmZzZXQgKyBvZnMsIHNp emUpKTsKICAgICBkbyB7CiAgICAgICAgIHJldCA9IHB3cml0ZShzLT5kZXZpY2UsIGJ1Ziwgc2l6 ZSwgcy0+Y29uZmlnX3JlZ2lvbl9pbmZvLm9mZnNldCArIG9mcyk7CiAgICAgfSB3aGlsZSAocmV0 ID09IC0xICYmIGVycm5vID09IEVJTlRSKTsKZGlmZiAtLWdpdCBhL3V0aWwvdHJhY2UtZXZlbnRz IGIvdXRpbC90cmFjZS1ldmVudHMKaW5kZXggMjRjMzE4MDNiMC4uOGQzNjE1ZTcxNyAxMDA2NDQK LS0tIGEvdXRpbC90cmFjZS1ldmVudHMKKysrIGIvdXRpbC90cmFjZS1ldmVudHMKQEAgLTg1LDMg Kzg1LDUgQEAgcWVtdV92ZmlvX25ld19tYXBwaW5nKHZvaWQgKnMsIHZvaWQgKmhvc3QsIHNpemVf dCBzaXplLCBpbnQgaW5kZXgsIHVpbnQ2NF90IGlvdmEKIHFlbXVfdmZpb19kb19tYXBwaW5nKHZv aWQgKnMsIHZvaWQgKmhvc3QsIHNpemVfdCBzaXplLCB1aW50NjRfdCBpb3ZhKSAicyAlcCBob3N0 ICVwIHNpemUgMHglenggaW92YSAweCUiUFJJeDY0CiBxZW11X3ZmaW9fZG1hX21hcCh2b2lkICpz LCB2b2lkICpob3N0LCBzaXplX3Qgc2l6ZSwgYm9vbCB0ZW1wb3JhcnksIHVpbnQ2NF90ICppb3Zh KSAicyAlcCBob3N0ICVwIHNpemUgMHglenggdGVtcG9yYXJ5ICVkIGlvdmEgJXAiCiBxZW11X3Zm aW9fZG1hX3VubWFwKHZvaWQgKnMsIHZvaWQgKmhvc3QpICJzICVwIGhvc3QgJXAiCitxZW11X3Zm aW9fcGNpX3JlYWRfY29uZmlnKHZvaWQgKmJ1ZiwgaW50IG9mcywgaW50IHNpemUsIHVpbnQ2NF90 IHJlZ2lvbl9vZnMsIHVpbnQ2NF90IHJlZ2lvbl9zaXplKSAicmVhZCBjZmcgcHRyICVwIG9mcyAw eCV4IHNpemUgMHgleCAocmVnaW9uIGFkZHIgMHglIlBSSXg2NCIgc2l6ZSAweCUiUFJJeDY0Iiki CitxZW11X3ZmaW9fcGNpX3dyaXRlX2NvbmZpZyh2b2lkICpidWYsIGludCBvZnMsIGludCBzaXpl LCB1aW50NjRfdCByZWdpb25fb2ZzLCB1aW50NjRfdCByZWdpb25fc2l6ZSkgIndyaXRlIGNmZyBw dHIgJXAgb2ZzIDB4JXggc2l6ZSAweCV4IChyZWdpb24gYWRkciAweCUiUFJJeDY0IiBzaXplIDB4 JSJQUkl4NjQiKSIKLS0gCjIuMjguMAoK