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d="scan'208";a="12652409" From: Roger Pau Monne To: Date: Mon, 10 Feb 2020 18:28:23 +0100 Message-ID: <20200210172829.43604-2-roger.pau@citrix.com> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200210172829.43604-1-roger.pau@citrix.com> References: <20200210172829.43604-1-roger.pau@citrix.com> MIME-Version: 1.0 Subject: [Xen-devel] [PATCH v4 1/7] x86/hvm: allow ASID flush when v != current X-BeenThere: xen-devel@lists.xenproject.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Cc: Andrew Cooper , Wei Liu , Jan Beulich , Roger Pau Monne Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" Q3VycmVudCBpbXBsZW1lbnRhdGlvbiBvZiBodm1fYXNpZF9mbHVzaF92Y3B1IGlzIG5vdCBzYWZl IHRvIHVzZQp1bmxlc3MgdGhlIHRhcmdldCB2Q1BVIGlzIGVpdGhlciBwYXVzZWQgb3IgdGhlIGN1 cnJlbnRseSBydW5uaW5nIG9uZSwKYXMgaXQgbW9kaWZpZXMgdGhlIGdlbmVyYXRpb24gd2l0aG91 dCBhbnkgbG9ja2luZy4KCkZpeCB0aGlzIGJ5IHVzaW5nIGF0b21pYyBvcGVyYXRpb25zIHdoZW4g YWNjZXNzaW5nIHRoZSBnZW5lcmF0aW9uCmZpZWxkLCBib3RoIGluIGh2bV9hc2lkX2ZsdXNoX3Zj cHVfYXNpZCBhbmQgb3RoZXIgQVNJRCBmdW5jdGlvbnMuIFRoaXMKYWxsb3dzIHRvIHNhZmVseSBm bHVzaCB0aGUgY3VycmVudCBBU0lEIGdlbmVyYXRpb24uIE5vdGUgdGhhdCBmb3IgdGhlCmZsdXNo IHRvIHRha2UgZWZmZWN0IGlmIHRoZSB2Q1BVIGlzIGN1cnJlbnRseSBydW5uaW5nIGEgdm1leGl0 IGlzCnJlcXVpcmVkLgoKTm90ZSB0aGUgc2FtZSBjb3VsZCBiZSBhY2hpZXZlZCBieSBpbnRyb2R1 Y2luZyBhbiBleHRyYSBmaWVsZCB0bwpodm1fdmNwdV9hc2lkIHRoYXQgc2lnbmFscyBodm1fYXNp ZF9oYW5kbGVfdm1lbnRlciB0aGUgbmVlZCB0byBjYWxsCmh2bV9hc2lkX2ZsdXNoX3ZjcHUgb24g dGhlIGdpdmVuIHZDUFUgYmVmb3JlIHZtZW50cnksIHRoaXMgaG93ZXZlcgpzZWVtcyB1bm5lY2Vz c2FyeSBhcyBodm1fYXNpZF9mbHVzaF92Y3B1IGl0c2VsZiBvbmx5IHNldHMgdHdvIHZDUFUKZmll bGRzIHRvIDAsIHNvIHRoZXJlJ3Mgbm8gbmVlZCB0byBkZWxheSB0aGlzIHRvIHRoZSB2bWVudHJ5 IEFTSUQKaGVscGVyLgoKVGhpcyBpcyBub3QgYSBidWdmaXggYXMgbm8gY2FsbGVycyB0aGF0IHdv dWxkIHZpb2xhdGUgdGhlIGFzc3VtcHRpb25zCmxpc3RlZCBpbiB0aGUgZmlyc3QgcGFyYWdyYXBo IGhhdmUgYmVlbiBmb3VuZCwgYnV0IGEgcHJlcGFyYXRvcnkKY2hhbmdlIGluIG9yZGVyIHRvIGFs bG93IHJlbW90ZSBmbHVzaGluZyBvZiBIVk0gdkNQVXMuCgpTaWduZWQtb2ZmLWJ5OiBSb2dlciBQ YXUgTW9ubsOpIDxyb2dlci5wYXVAY2l0cml4LmNvbT4KUmV2aWV3ZWQtYnk6IFdlaSBMaXUgPHds QHhlbi5vcmc+Ci0tLQogeGVuL2FyY2gveDg2L2h2bS9hc2lkLmMgfCA2ICsrKy0tLQogMSBmaWxl IGNoYW5nZWQsIDMgaW5zZXJ0aW9ucygrKSwgMyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS94 ZW4vYXJjaC94ODYvaHZtL2FzaWQuYyBiL3hlbi9hcmNoL3g4Ni9odm0vYXNpZC5jCmluZGV4IDhl MDBhMjg0NDMuLjYzY2U0NjJkNTYgMTAwNjQ0Ci0tLSBhL3hlbi9hcmNoL3g4Ni9odm0vYXNpZC5j CisrKyBiL3hlbi9hcmNoL3g4Ni9odm0vYXNpZC5jCkBAIC04Myw3ICs4Myw3IEBAIHZvaWQgaHZt X2FzaWRfaW5pdChpbnQgbmFzaWRzKQogCiB2b2lkIGh2bV9hc2lkX2ZsdXNoX3ZjcHVfYXNpZChz dHJ1Y3QgaHZtX3ZjcHVfYXNpZCAqYXNpZCkKIHsKLSAgICBhc2lkLT5nZW5lcmF0aW9uID0gMDsK KyAgICB3cml0ZV9hdG9taWMoJmFzaWQtPmdlbmVyYXRpb24sIDApOwogfQogCiB2b2lkIGh2bV9h c2lkX2ZsdXNoX3ZjcHUoc3RydWN0IHZjcHUgKnYpCkBAIC0xMjEsNyArMTIxLDcgQEAgYm9vbF90 IGh2bV9hc2lkX2hhbmRsZV92bWVudGVyKHN0cnVjdCBodm1fdmNwdV9hc2lkICphc2lkKQogICAg ICAgICBnb3RvIGRpc2FibGVkOwogCiAgICAgLyogVGVzdCBpZiBWQ1BVIGhhcyB2YWxpZCBBU0lE LiAqLwotICAgIGlmICggYXNpZC0+Z2VuZXJhdGlvbiA9PSBkYXRhLT5jb3JlX2FzaWRfZ2VuZXJh dGlvbiApCisgICAgaWYgKCByZWFkX2F0b21pYygmYXNpZC0+Z2VuZXJhdGlvbikgPT0gZGF0YS0+ Y29yZV9hc2lkX2dlbmVyYXRpb24gKQogICAgICAgICByZXR1cm4gMDsKIAogICAgIC8qIElmIHRo ZXJlIGFyZSBubyBmcmVlIEFTSURzLCBuZWVkIHRvIGdvIHRvIGEgbmV3IGdlbmVyYXRpb24gKi8K QEAgLTEzNSw3ICsxMzUsNyBAQCBib29sX3QgaHZtX2FzaWRfaGFuZGxlX3ZtZW50ZXIoc3RydWN0 IGh2bV92Y3B1X2FzaWQgKmFzaWQpCiAKICAgICAvKiBOb3cgZ3VhcmFudGVlZCB0byBiZSBhIGZy ZWUgQVNJRC4gKi8KICAgICBhc2lkLT5hc2lkID0gZGF0YS0+bmV4dF9hc2lkKys7Ci0gICAgYXNp ZC0+Z2VuZXJhdGlvbiA9IGRhdGEtPmNvcmVfYXNpZF9nZW5lcmF0aW9uOworICAgIHdyaXRlX2F0 b21pYygmYXNpZC0+Z2VuZXJhdGlvbiwgZGF0YS0+Y29yZV9hc2lkX2dlbmVyYXRpb24pOwogCiAg ICAgLyoKICAgICAgKiBXaGVuIHdlIGFzc2lnbiBBU0lEIDEsIGZsdXNoIGFsbCBUTEIgZW50cmll cyBhcyB3ZSBhcmUgc3RhcnRpbmcgYSBuZXcKLS0gCjIuMjUuMAoKCl9fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClhlbi1kZXZlbCBtYWlsaW5nIGxpc3QKWGVu LWRldmVsQGxpc3RzLnhlbnByb2plY3Qub3JnCmh0dHBzOi8vbGlzdHMueGVucHJvamVjdC5vcmcv bWFpbG1hbi9saXN0aW5mby94ZW4tZGV2ZWw=