Re: [PATCH v3 1/2] RISC-V: KVM: Separate req and fallback_req masks in make_xfence_request
Anup Patel <[email protected]> Sat, 1 Aug 2026 14:05:02 +0530
| Newsgroups | org.infradead.lists.kvm-riscv,org.infradead.lists.linux-riscv,org.kernel.vger.kvm,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <CAAhSdy1QwcYv_Dz0s5P_9RjRegJsJQz8fjiskGNmYYFXGOnB2A@mail.gmail.com> |
T24gRnJpLCBKdWwgMzEsIDIwMjYgYXQgMzoxMuKAr1BNIFdhbmcgWWVjaGFvIDx3YW5nLnllY2hh bzI1NUB6dGUuY29tLmNuPiB3cm90ZToKPgo+IFdoZW4gaGFuZGxpbmcgaGZlbmNlIHJlcXVlc3Rz IGluIG1ha2VfeGZlbmNlX3JlcXVlc3QoKSwgdGhlIGN1cnJlbnQgY29kZQo+IHVzZXMgYSBzaW5n bGUgJ2FjdHVhbF9yZXEnIHZhcmlhYmxlIGFuZCBhIHNpbmdsZSB2Y3B1X21hc2suIElmIGFueSBW Q1BVCj4gZmFpbHMgdG8gZW5xdWV1ZSB0aGUgaGZlbmNlIGRhdGEgKGJlY2F1c2UgaXRzIHF1ZXVl IGlzIGZ1bGwpLCB0aGUgcmVxdWVzdAo+IGZhbGxzIGJhY2sgdG8gJ2ZhbGxiYWNrX3JlcScgZm9y IGFsbCBWQ1BVcywgZXZlbiBpZiBvdGhlciBWQ1BVcyBzdGlsbAo+IGhhdmUgYXZhaWxhYmxlIHF1 ZXVlIHNwYWNlLgo+Cj4gVGhpcyBjYW4gY2F1c2UgdW5uZWNlc3NhcnkgZmFsbGJhY2sgZm9yIGhl YWx0aHkgVkNQVXMsIGFuZCBtb3JlIHNlcmlvdXNseSwKPiB0aG9zZSBoZWFsdGh5IFZDUFVzIHdp bGwgbm90IHByb2Nlc3MgdGhlaXIgYWxyZWFkeS1lbnF1ZXVlZCBoZmVuY2UKPiByZXF1ZXN0cyBi ZWNhdXNlIG5vICdyZXEnIGlzIHNldCBmb3IgdGhlbS4gQXMgYSByZXN1bHQsIHRoZWlyIHF1ZXVl cyB3aWxsCj4gcXVpY2tseSBiZWNvbWUgZnVsbCBhcyB3ZWxsLCBkZWdyYWRpbmcgcGVyZm9ybWFu Y2UgZm9yIFNNUCBndWVzdHMuCj4KPiBGaXggdGhpcyBieSBtYWludGFpbmluZyB0d28gc2VwYXJh dGUgYml0bWFwczogb25lIGZvciBWQ1BVcyB0aGF0Cj4gc3VjY2Vzc2Z1bGx5IGVucXVldWVkIHRo ZSBoZmVuY2UgZGF0YSAocmVxX3ZjcHVfbWFzaykgYW5kIGFub3RoZXIgZm9yCj4gdGhvc2UgdGhh dCBmYWlsZWQgKGZhbGxiYWNrX3JlcV92Y3B1X21hc2spLiBUaGVuIHNlbmQgdGhlIGFwcHJvcHJp YXRlCj4gcmVxdWVzdHMgdG8gZWFjaCBncm91cC4gVGhpcyBlbnN1cmVzIHRoYXQgZmFsbGJhY2sg aXMgb25seSBhcHBsaWVkIHRvCj4gVkNQVXMgdGhhdCBhY3R1YWxseSBuZWVkIGl0LCBwcmVzZXJ2 aW5nIHRoZSBlZmZpY2llbmN5IG9mIHRoZSBub3JtYWwKPiBwYXRoIGZvciBvdGhlcnMuCj4KPiBG aXhlczogMTNhY2ZlYzJkYmNjICgiUklTQy1WOiBLVk06IEFkZCByZW1vdGUgSEZFTkNFIGZ1bmN0 aW9ucyBiYXNlZCBvbiBWQ1BVIHJlcXVlc3RzIikKPiBTaWduZWQtb2ZmLWJ5OiBXYW5nIFllY2hh byA8d2FuZy55ZWNoYW8yNTVAenRlLmNvbS5jbj4KCkxHVE0uCgpSZXZpZXdlZC1ieTogQW51cCBQ YXRlbCA8YW51cEBicmFpbmZhdWx0Lm9yZz4KClRoYW5rcywKQW51cAoKPiAtLS0KPiAgYXJjaC9y aXNjdi9rdm0vdGxiLmMgfCAyMCArKysrKysrKysrKystLS0tLS0tLQo+ICAxIGZpbGUgY2hhbmdl ZCwgMTIgaW5zZXJ0aW9ucygrKSwgOCBkZWxldGlvbnMoLSkKPgo+IGRpZmYgLS1naXQgYS9hcmNo L3Jpc2N2L2t2bS90bGIuYyBiL2FyY2gvcmlzY3Yva3ZtL3RsYi5jCj4gaW5kZXggOTkzYjI1ZWE5 NGQ2Ny4uYzU0NTIyZGVjYWE2NCAxMDA2NDQKPiAtLS0gYS9hcmNoL3Jpc2N2L2t2bS90bGIuYwo+ ICsrKyBiL2FyY2gvcmlzY3Yva3ZtL3RsYi5jCj4gQEAgLTMzMiwxMCArMzMyLDExIEBAIHN0YXRp YyB2b2lkIG1ha2VfeGZlbmNlX3JlcXVlc3Qoc3RydWN0IGt2bSAqa3ZtLAo+ICB7Cj4gICAgICAg ICB1bnNpZ25lZCBsb25nIGk7Cj4gICAgICAgICBzdHJ1Y3Qga3ZtX3ZjcHUgKnZjcHU7Cj4gLSAg ICAgICB1bnNpZ25lZCBpbnQgYWN0dWFsX3JlcSA9IHJlcTsKPiAtICAgICAgIERFQ0xBUkVfQklU TUFQKHZjcHVfbWFzaywgS1ZNX01BWF9WQ1BVUyk7Cj4gKyAgICAgICBERUNMQVJFX0JJVE1BUChy ZXFfdmNwdV9tYXNrLCBLVk1fTUFYX1ZDUFVTKTsKPiArICAgICAgIERFQ0xBUkVfQklUTUFQKGZh bGxiYWNrX3JlcV92Y3B1X21hc2ssIEtWTV9NQVhfVkNQVVMpOwo+Cj4gLSAgICAgICBiaXRtYXBf emVybyh2Y3B1X21hc2ssIEtWTV9NQVhfVkNQVVMpOwo+ICsgICAgICAgYml0bWFwX3plcm8ocmVx X3ZjcHVfbWFzaywgS1ZNX01BWF9WQ1BVUyk7Cj4gKyAgICAgICBiaXRtYXBfemVybyhmYWxsYmFj a19yZXFfdmNwdV9tYXNrLCBLVk1fTUFYX1ZDUFVTKTsKPiAgICAgICAgIGt2bV9mb3JfZWFjaF92 Y3B1KGksIHZjcHUsIGt2bSkgewo+ICAgICAgICAgICAgICAgICBpZiAoaGJhc2UgIT0gLTFVTCkg ewo+ICAgICAgICAgICAgICAgICAgICAgICAgIGlmICh2Y3B1LT52Y3B1X2lkIDwgaGJhc2UgfHwK PiBAQCAtMzQ1LDEwICszNDYsMTAgQEAgc3RhdGljIHZvaWQgbWFrZV94ZmVuY2VfcmVxdWVzdChz dHJ1Y3Qga3ZtICprdm0sCj4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICBjb250aW51 ZTsKPiAgICAgICAgICAgICAgICAgfQo+Cj4gLSAgICAgICAgICAgICAgIGJpdG1hcF9zZXQodmNw dV9tYXNrLCBpLCAxKTsKPiAtCj4gLSAgICAgICAgICAgICAgIGlmICghZGF0YSB8fCAhZGF0YS0+ dHlwZSkKPiArICAgICAgICAgICAgICAgaWYgKCFkYXRhIHx8ICFkYXRhLT50eXBlKSB7Cj4gKyAg ICAgICAgICAgICAgICAgICAgICAgYml0bWFwX3NldChyZXFfdmNwdV9tYXNrLCBpLCAxKTsKPiAg ICAgICAgICAgICAgICAgICAgICAgICBjb250aW51ZTsKPiArICAgICAgICAgICAgICAgfQo+Cj4g ICAgICAgICAgICAgICAgIC8qCj4gICAgICAgICAgICAgICAgICAqIEVucXVldWUgaGZlbmNlIGRh dGEgdG8gVkNQVSBoZmVuY2UgcXVldWUuIElmIHdlIGRvbid0Cj4gQEAgLTM1NiwxMCArMzU3LDEz IEBAIHN0YXRpYyB2b2lkIG1ha2VfeGZlbmNlX3JlcXVlc3Qoc3RydWN0IGt2bSAqa3ZtLAo+ICAg ICAgICAgICAgICAgICAgKiBhIG1vcmUgY29uc2VydmF0aXZlIGhmZW5jZSByZXF1ZXN0Lgo+ICAg ICAgICAgICAgICAgICAgKi8KPiAgICAgICAgICAgICAgICAgaWYgKCF2Y3B1X2hmZW5jZV9lbnF1 ZXVlKHZjcHUsIGRhdGEpKQo+IC0gICAgICAgICAgICAgICAgICAgICAgIGFjdHVhbF9yZXEgPSBm YWxsYmFja19yZXE7Cj4gKyAgICAgICAgICAgICAgICAgICAgICAgYml0bWFwX3NldChmYWxsYmFj a19yZXFfdmNwdV9tYXNrLCBpLCAxKTsKPiArICAgICAgICAgICAgICAgZWxzZQo+ICsgICAgICAg ICAgICAgICAgICAgICAgIGJpdG1hcF9zZXQocmVxX3ZjcHVfbWFzaywgaSwgMSk7Cj4gICAgICAg ICB9Cj4KPiAtICAgICAgIGt2bV9tYWtlX3ZjcHVzX3JlcXVlc3RfbWFzayhrdm0sIGFjdHVhbF9y ZXEsIHZjcHVfbWFzayk7Cj4gKyAgICAgICBrdm1fbWFrZV92Y3B1c19yZXF1ZXN0X21hc2soa3Zt LCByZXEsIHJlcV92Y3B1X21hc2spOwo+ICsgICAgICAga3ZtX21ha2VfdmNwdXNfcmVxdWVzdF9t YXNrKGt2bSwgZmFsbGJhY2tfcmVxLCBmYWxsYmFja19yZXFfdmNwdV9tYXNrKTsKPiAgfQo+Cj4g IHZvaWQga3ZtX3Jpc2N2X2ZlbmNlX2koc3RydWN0IGt2bSAqa3ZtLAo+IC0tCj4gMi4zOS4zCj4K Ci0tIAprdm0tcmlzY3YgbWFpbGluZyBsaXN0Cmt2bS1yaXNjdkBsaXN0cy5pbmZyYWRlYWQub3Jn Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8va3ZtLXJpc2N2Cg==