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([2a01:e0a:e17:9700:16d2:7456:6634:9626]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-43d23cddb2asm96014505e9.39.2025.03.17.10.08.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 Mar 2025 10:08:13 -0700 (PDT) From: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= To: Paul Walmsley , Palmer Dabbelt , Anup Patel , Atish Patra , Shuah Khan , Jonathan Corbet , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org Cc: =?UTF-8?q?Cl=C3=A9ment=20L=C3=A9ger?= , Samuel Holland , Andrew Jones Subject: [PATCH v4 06/18] riscv: misaligned: use on_each_cpu() for scalar misaligned access probing Date: Mon, 17 Mar 2025 18:06:12 +0100 Message-ID: <20250317170625.1142870-7-cleger@rivosinc.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250317170625.1142870-1-cleger@rivosinc.com> References: <20250317170625.1142870-1-cleger@rivosinc.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250317_100815_392947_B2162465 X-CRM114-Status: GOOD ( 11.22 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org c2NoZWR1bGVfb25fZWFjaF9jcHUoKSB3YXMgdXNlZCB3aXRob3V0IGFueSBnb29kIHJlYXNvbiB3 aGlsZSBkb2N1bWVudGVkCmFzIHZlcnkgc2xvdy4gVGhpcyBjYWxsIHdhcyBpbiB0aGUgYm9vdCBw YXRoLCBzbyBiZXR0ZXIgdXNlCm9uX2VhY2hfY3B1KCkgZm9yIHNjYWxhciBtaXNhbGlnbmVkIGNo ZWNraW5nLiBWZWN0b3IgbWlzYWxpZ25lZCBjaGVjawpzdGlsbCBuZWVkcyB0byB1c2Ugc2NoZWR1 bGVfb25fZWFjaF9jcHUoKSBzaW5jZSBpdCByZXF1aXJlcyBpcnFzIHRvIGJlCmVuYWJsZWQgYnV0 IHRoYXQncyBsZXNzIG9mIGEgcHJvYmxlbSBzaW5jZSB0aGlzIGNvZGUgaXMgcmFuIGluIGEga3Ro cmVhZC4KQWRkIGEgY29tbWVudCB0byBleHBsaWNpdCB0aGF0LgoKU2lnbmVkLW9mZi1ieTogQ2zD qW1lbnQgTMOpZ2VyIDxjbGVnZXJAcml2b3NpbmMuY29tPgpSZXZpZXdlZC1ieTogQW5kcmV3IEpv bmVzIDxham9uZXNAdmVudGFuYW1pY3JvLmNvbT4KLS0tCiBhcmNoL3Jpc2N2L2tlcm5lbC90cmFw c19taXNhbGlnbmVkLmMgfCA4ICsrKysrKy0tCiAxIGZpbGUgY2hhbmdlZCwgNiBpbnNlcnRpb25z KCspLCAyIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdpdCBhL2FyY2gvcmlzY3Yva2VybmVsL3RyYXBz X21pc2FsaWduZWQuYyBiL2FyY2gvcmlzY3Yva2VybmVsL3RyYXBzX21pc2FsaWduZWQuYwppbmRl eCBmYTdmMTAwYjk1YmQuLjQ1ODRmMmUxZDM5ZCAxMDA2NDQKLS0tIGEvYXJjaC9yaXNjdi9rZXJu ZWwvdHJhcHNfbWlzYWxpZ25lZC5jCisrKyBiL2FyY2gvcmlzY3Yva2VybmVsL3RyYXBzX21pc2Fs aWduZWQuYwpAQCAtNjE2LDYgKzYxNiwxMCBAQCBib29sIGNoZWNrX3ZlY3Rvcl91bmFsaWduZWRf YWNjZXNzX2VtdWxhdGVkX2FsbF9jcHVzKHZvaWQpCiAJCXJldHVybiBmYWxzZTsKIAl9CiAKKwkv KgorCSAqIFdoaWxlIGJlaW5nIGRvY3VtZW50ZWQgYXMgdmVyeSBzbG93LCBzY2hlZHVsZV9vbl9l YWNoX2NwdSgpIGlzIHVzZWQgc2luY2UKKwkgKiBrZXJuZWxfdmVjdG9yX2JlZ2luKCkgZXhwZWN0 cyBpcnFzIHRvIGJlIGVuYWJsZWQgb3IgaXQgd2lsbCBwYW5pYygpCisJICovCiAJc2NoZWR1bGVf b25fZWFjaF9jcHUoY2hlY2tfdmVjdG9yX3VuYWxpZ25lZF9hY2Nlc3NfZW11bGF0ZWQpOwogCiAJ Zm9yX2VhY2hfb25saW5lX2NwdShjcHUpCkBAIC02MzYsNyArNjQwLDcgQEAgYm9vbCBjaGVja192 ZWN0b3JfdW5hbGlnbmVkX2FjY2Vzc19lbXVsYXRlZF9hbGxfY3B1cyh2b2lkKQogCiBzdGF0aWMg Ym9vbCB1bmFsaWduZWRfY3RsIF9fcmVhZF9tb3N0bHk7CiAKLXN0YXRpYyB2b2lkIGNoZWNrX3Vu YWxpZ25lZF9hY2Nlc3NfZW11bGF0ZWQoc3RydWN0IHdvcmtfc3RydWN0ICp3b3JrIF9fYWx3YXlz X3VudXNlZCkKK3N0YXRpYyB2b2lkIGNoZWNrX3VuYWxpZ25lZF9hY2Nlc3NfZW11bGF0ZWQodm9p ZCAqYXJnIF9fYWx3YXlzX3VudXNlZCkKIHsKIAlpbnQgY3B1ID0gc21wX3Byb2Nlc3Nvcl9pZCgp OwogCWxvbmcgKm1hc19wdHIgPSBwZXJfY3B1X3B0cigmbWlzYWxpZ25lZF9hY2Nlc3Nfc3BlZWQs IGNwdSk7CkBAIC02NzcsNyArNjgxLDcgQEAgYm9vbCBjaGVja191bmFsaWduZWRfYWNjZXNzX2Vt dWxhdGVkX2FsbF9jcHVzKHZvaWQpCiAJICogYWNjZXNzZXMgZW11bGF0ZWQgc2luY2UgdGFza3Mg cmVxdWVzdGluZyBzdWNoIGNvbnRyb2wgY2FuIHJ1biBvbiBhbnkKIAkgKiBDUFUuCiAJICovCi0J c2NoZWR1bGVfb25fZWFjaF9jcHUoY2hlY2tfdW5hbGlnbmVkX2FjY2Vzc19lbXVsYXRlZCk7CisJ b25fZWFjaF9jcHUoY2hlY2tfdW5hbGlnbmVkX2FjY2Vzc19lbXVsYXRlZCwgTlVMTCwgMSk7CiAK IAlmb3JfZWFjaF9vbmxpbmVfY3B1KGNwdSkKIAkJaWYgKHBlcl9jcHUobWlzYWxpZ25lZF9hY2Nl c3Nfc3BlZWQsIGNwdSkKLS0gCjIuNDcuMgoKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcgbGlzdApsaW51eC1yaXNjdkBs aXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlz dGluZm8vbGludXgtcmlzY3YK