From mboxrd@z Thu Jan 1 00:00:00 1970 From: Julien Grall Subject: [for-4.8][PATCH v2 01/23] xen/arm: do_trap_instr_abort_guest: Move the IPA computation out of the switch Date: Thu, 15 Sep 2016 12:28:17 +0100 Message-ID: <1473938919-31976-2-git-send-email-julien.grall@arm.com> References: <1473938919-31976-1-git-send-email-julien.grall@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1473938919-31976-1-git-send-email-julien.grall@arm.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" To: xen-devel@lists.xen.org Cc: proskurin@sec.in.tum.de, Julien Grall , sstabellini@kernel.org, steve.capper@arm.com, wei.chen@linaro.org List-Id: xen-devel@lists.xenproject.org QSBmb2xsb3ctdXAgcGF0Y2ggd2lsbCBhZGQgbW9yZSBjYXNlIHRvIHRoZSBzd2l0Y2ggdGhhdCB3 aWxsIHJlcXVpcmUgdGhlCklQQS4gU28gbW92ZSB0aGUgY29tcHV0YXRpb24gb3V0IG9mIHRoZSBz d2l0Y2guCgpTaWduZWQtb2ZmLWJ5OiBKdWxpZW4gR3JhbGwgPGp1bGllbi5ncmFsbEBhcm0uY29t PgpBY2tlZC1ieTogU3RlZmFubyBTdGFiZWxsaW5pIDxzc3RhYmVsbGluaUBrZXJuZWwub3JnPgoK LS0tCiAgICBDaGFuZ2VzIGluIHYyOgogICAgICAgIC0gQWRkIFN0ZWZhbm8ncyBhY2tlZC1ieQot LS0KIHhlbi9hcmNoL2FybS90cmFwcy5jIHwgMzYgKysrKysrKysrKysrKysrKysrLS0tLS0tLS0t LS0tLS0tLS0tCiAxIGZpbGUgY2hhbmdlZCwgMTggaW5zZXJ0aW9ucygrKSwgMTggZGVsZXRpb25z KC0pCgpkaWZmIC0tZ2l0IGEveGVuL2FyY2gvYXJtL3RyYXBzLmMgYi94ZW4vYXJjaC9hcm0vdHJh cHMuYwppbmRleCAzOWEwNWZkLi5hNWE1Mzg0IDEwMDY0NAotLS0gYS94ZW4vYXJjaC9hcm0vdHJh cHMuYworKysgYi94ZW4vYXJjaC9hcm0vdHJhcHMuYwpAQCAtMjQwNCwzNSArMjQwNCwzNSBAQCBz dGF0aWMgdm9pZCBkb190cmFwX2luc3RyX2Fib3J0X2d1ZXN0KHN0cnVjdCBjcHVfdXNlcl9yZWdz ICpyZWdzLAogICAgIGludCByYzsKICAgICByZWdpc3Rlcl90IGd2YSA9IFJFQURfU1lTUkVHKEZB Ul9FTDIpOwogICAgIHVpbnQ4X3QgZnNjID0gaHNyLmlhYnQuaWZzYyAmIH5GU0NfTExfTUFTSzsK KyAgICBwYWRkcl90IGdwYTsKKworICAgIGlmICggaHBmYXJfaXNfdmFsaWQoaHNyLmlhYnQuczFw dHcsIGZzYykgKQorICAgICAgICBncGEgPSBnZXRfZmF1bHRpbmdfaXBhKGd2YSk7CisgICAgZWxz ZQorICAgIHsKKyAgICAgICAgLyoKKyAgICAgICAgICogRmx1c2ggdGhlIFRMQiB0byBtYWtlIHN1 cmUgdGhlIERUTEIgaXMgY2xlYXIgYmVmb3JlCisgICAgICAgICAqIGRvaW5nIEdWQS0+SVBBIHRy YW5zbGF0aW9uLiBJZiB3ZSBnb3QgaGVyZSBiZWNhdXNlIG9mCisgICAgICAgICAqIGFuIGVudHJ5 IG9ubHkgcHJlc2VudCBpbiB0aGUgSVRMQiwgdGhpcyB0cmFuc2xhdGlvbiBtYXkKKyAgICAgICAg ICogc3RpbGwgYmUgaW5hY2N1cmF0ZS4KKyAgICAgICAgICovCisgICAgICAgIGZsdXNoX3RsYl9s b2NhbCgpOworCisgICAgICAgIHJjID0gZ3ZhX3RvX2lwYShndmEsICZncGEsIEdWMk1fUkVBRCk7 CisgICAgICAgIGlmICggcmMgPT0gLUVGQVVMVCApCisgICAgICAgICAgICByZXR1cm47IC8qIFRy eSBhZ2FpbiAqLworICAgIH0KIAogICAgIHN3aXRjaCAoIGZzYyApCiAgICAgewogICAgIGNhc2Ug RlNDX0ZMVF9QRVJNOgogICAgIHsKLSAgICAgICAgcGFkZHJfdCBncGE7CiAgICAgICAgIGNvbnN0 IHN0cnVjdCBucGZlYyBucGZlYyA9IHsKICAgICAgICAgICAgIC5pbnNuX2ZldGNoID0gMSwKICAg ICAgICAgICAgIC5nbGFfdmFsaWQgPSAxLAogICAgICAgICAgICAgLmtpbmQgPSBoc3IuaWFidC5z MXB0dyA/IG5wZmVjX2tpbmRfaW5fZ3B0IDogbnBmZWNfa2luZF93aXRoX2dsYQogICAgICAgICB9 OwogCi0gICAgICAgIGlmICggaHBmYXJfaXNfdmFsaWQoaHNyLmlhYnQuczFwdHcsIGZzYykgKQot ICAgICAgICAgICAgZ3BhID0gZ2V0X2ZhdWx0aW5nX2lwYShndmEpOwotICAgICAgICBlbHNlCi0g ICAgICAgIHsKLSAgICAgICAgICAgIC8qCi0gICAgICAgICAgICAgKiBGbHVzaCB0aGUgVExCIHRv IG1ha2Ugc3VyZSB0aGUgRFRMQiBpcyBjbGVhciBiZWZvcmUKLSAgICAgICAgICAgICAqIGRvaW5n IEdWQS0+SVBBIHRyYW5zbGF0aW9uLiBJZiB3ZSBnb3QgaGVyZSBiZWNhdXNlIG9mCi0gICAgICAg ICAgICAgKiBhbiBlbnRyeSBvbmx5IHByZXNlbnQgaW4gdGhlIElUTEIsIHRoaXMgdHJhbnNsYXRp b24gbWF5Ci0gICAgICAgICAgICAgKiBzdGlsbCBiZSBpbmFjY3VyYXRlLgotICAgICAgICAgICAg ICovCi0gICAgICAgICAgICBmbHVzaF90bGJfbG9jYWwoKTsKLQotICAgICAgICAgICAgcmMgPSBn dmFfdG9faXBhKGd2YSwgJmdwYSwgR1YyTV9SRUFEKTsKLSAgICAgICAgICAgIGlmICggcmMgPT0g LUVGQVVMVCApCi0gICAgICAgICAgICAgICAgcmV0dXJuOyAvKiBUcnkgYWdhaW4gKi8KLSAgICAg ICAgfQotCiAgICAgICAgIHJjID0gcDJtX21lbV9hY2Nlc3NfY2hlY2soZ3BhLCBndmEsIG5wZmVj KTsKIAogICAgICAgICAvKiBUcmFwIHdhcyB0cmlnZ2VyZWQgYnkgbWVtX2FjY2Vzcywgd29yayBo ZXJlIGlzIGRvbmUgKi8KLS0gCjEuOS4xCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX18KWGVuLWRldmVsIG1haWxpbmcgbGlzdApYZW4tZGV2ZWxAbGlzdHMu eGVuLm9yZwpodHRwczovL2xpc3RzLnhlbi5vcmcveGVuLWRldmVsCg==