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See http://www.infradead.org/rpr.html Subject: [Xen-devel] [PATCH 5/8] xen/vmap: allow vmap() to be called during early boot 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: Stefano Stabellini , Julien Grall , Wei Liu , Konrad Rzeszutek Wilk , George Dunlap , Andrew Cooper , Varad Gautam , Ian Jackson , Hongyan Xia , Paul Durrant , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xen-devel-bounces@lists.xenproject.org Sender: "Xen-devel" RnJvbTogRGF2aWQgV29vZGhvdXNlIDxkd213QGFtYXpvbi5jby51az4KClNpZ25lZC1vZmYtYnk6 IERhdmlkIFdvb2Rob3VzZSA8ZHdtd0BhbWF6b24uY28udWs+Ci0tLQogeGVuL2NvbW1vbi92bWFw LmMgfCAyMyArKysrKysrKysrKysrKysrKy0tLS0tLQogMSBmaWxlIGNoYW5nZWQsIDE3IGluc2Vy dGlvbnMoKyksIDYgZGVsZXRpb25zKC0pCgpkaWZmIC0tZ2l0IGEveGVuL2NvbW1vbi92bWFwLmMg Yi94ZW4vY29tbW9uL3ZtYXAuYwppbmRleCAzNzkyMmY3MzViLi44MzQzNDYwNzk0IDEwMDY0NAot LS0gYS94ZW4vY29tbW9uL3ZtYXAuYworKysgYi94ZW4vY29tbW9uL3ZtYXAuYwpAQCAtNjgsNyAr NjgsNyBAQCBzdGF0aWMgdm9pZCAqdm1fYWxsb2ModW5zaWduZWQgaW50IG5yLCB1bnNpZ25lZCBp bnQgYWxpZ24sCiAgICAgc3Bpbl9sb2NrKCZ2bV9sb2NrKTsKICAgICBmb3IgKCA7IDsgKQogICAg IHsKLSAgICAgICAgc3RydWN0IHBhZ2VfaW5mbyAqcGc7CisgICAgICAgIG1mbl90IG1mbjsKIAog ICAgICAgICBBU1NFUlQodm1fbG93W3RdID09IHZtX3RvcFt0XSB8fCAhdGVzdF9iaXQodm1fbG93 W3RdLCB2bV9iaXRtYXAodCkpKTsKICAgICAgICAgZm9yICggc3RhcnQgPSB2bV9sb3dbdF07IHN0 YXJ0IDwgdm1fdG9wW3RdOyApCkBAIC0xMDMsOSArMTAzLDE3IEBAIHN0YXRpYyB2b2lkICp2bV9h bGxvYyh1bnNpZ25lZCBpbnQgbnIsIHVuc2lnbmVkIGludCBhbGlnbiwKICAgICAgICAgaWYgKCB2 bV90b3BbdF0gPj0gdm1fZW5kW3RdICkKICAgICAgICAgICAgIHJldHVybiBOVUxMOwogCi0gICAg ICAgIHBnID0gYWxsb2NfZG9taGVhcF9wYWdlKE5VTEwsIDApOwotICAgICAgICBpZiAoICFwZyAp Ci0gICAgICAgICAgICByZXR1cm4gTlVMTDsKKyAgICAgICAgaWYgKCBzeXN0ZW1fc3RhdGUgPT0g U1lTX1NUQVRFX2Vhcmx5X2Jvb3QgKQorICAgICAgICB7CisgICAgICAgICAgICBtZm4gPSBhbGxv Y19ib290X3BhZ2VzKDEsIDEpOworICAgICAgICB9CisgICAgICAgIGVsc2UKKyAgICAgICAgewor ICAgICAgICAgICAgc3RydWN0IHBhZ2VfaW5mbyAqcGcgPSBhbGxvY19kb21oZWFwX3BhZ2UoTlVM TCwgMCk7CisgICAgICAgICAgICBpZiAoICFwZyApCisgICAgICAgICAgICAgICAgcmV0dXJuIE5V TEw7CisgICAgICAgICAgICBtZm4gPSBwYWdlX3RvX21mbihwZyk7CisgICAgICAgIH0KIAogICAg ICAgICBzcGluX2xvY2soJnZtX2xvY2spOwogCkBAIC0xMTMsNyArMTIxLDcgQEAgc3RhdGljIHZv aWQgKnZtX2FsbG9jKHVuc2lnbmVkIGludCBuciwgdW5zaWduZWQgaW50IGFsaWduLAogICAgICAg ICB7CiAgICAgICAgICAgICB1bnNpZ25lZCBsb25nIHZhID0gKHVuc2lnbmVkIGxvbmcpdm1fYml0 bWFwKHQpICsgdm1fdG9wW3RdIC8gODsKIAotICAgICAgICAgICAgaWYgKCAhbWFwX3BhZ2VzX3Rv X3hlbih2YSwgcGFnZV90b19tZm4ocGcpLCAxLCBQQUdFX0hZUEVSVklTT1IpICkKKyAgICAgICAg ICAgIGlmICggIW1hcF9wYWdlc190b194ZW4odmEsIG1mbiwgMSwgUEFHRV9IWVBFUlZJU09SKSAp CiAgICAgICAgICAgICB7CiAgICAgICAgICAgICAgICAgY2xlYXJfcGFnZSgodm9pZCAqKXZhKTsK ICAgICAgICAgICAgICAgICB2bV90b3BbdF0gKz0gUEFHRV9TSVpFICogODsKQEAgLTEyMyw3ICsx MzEsMTAgQEAgc3RhdGljIHZvaWQgKnZtX2FsbG9jKHVuc2lnbmVkIGludCBuciwgdW5zaWduZWQg aW50IGFsaWduLAogICAgICAgICAgICAgfQogICAgICAgICB9CiAKLSAgICAgICAgZnJlZV9kb21o ZWFwX3BhZ2UocGcpOworICAgICAgICBpZiAoIHN5c3RlbV9zdGF0ZSA9PSBTWVNfU1RBVEVfZWFy bHlfYm9vdCApCisgICAgICAgICAgICBpbml0X2Jvb3RfcGFnZXMobWZuX3RvX21hZGRyKG1mbiks IG1mbl90b19tYWRkcihtZm4pICsgUEFHRV9TSVpFKTsKKyAgICAgICAgZWxzZQorICAgICAgICAg ICAgZnJlZV9kb21oZWFwX3BhZ2UobWZuX3RvX3BhZ2UobWZuKSk7CiAKICAgICAgICAgaWYgKCBz dGFydCA+PSB2bV90b3BbdF0gKQogICAgICAgICB7Ci0tIAoyLjIxLjAKCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpYZW4tZGV2ZWwgbWFpbGluZyBsaXN0 Clhlbi1kZXZlbEBsaXN0cy54ZW5wcm9qZWN0Lm9yZwpodHRwczovL2xpc3RzLnhlbnByb2plY3Qu b3JnL21haWxtYW4vbGlzdGluZm8veGVuLWRldmVs