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[198.0.35.241]) by smtp.gmail.com with ESMTPSA id ey1-20020a056a0038c100b0068a13b0b300sm17483758pfb.11.2023.09.30.14.01.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 30 Sep 2023 14:01:13 -0700 (PDT) Date: Sat, 30 Sep 2023 14:01:11 -0700 From: Kees Cook To: Conor Dooley Cc: Sami Tolvanen , Paul Walmsley , Palmer Dabbelt , Albert Ou , Andrew Morton , linux-mm@kvack.org, linux-riscv@lists.infradead.org, llvm@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 2/2] riscv: mm: Update mmap_rnd_bits_max Message-ID: <202309301400.4E1AD87@keescook> References: <20230929211155.3910949-4-samitolvanen@google.com> <20230929211155.3910949-6-samitolvanen@google.com> <202309291452.66ED9B4D83@keescook> <20230930-emporium-share-2bbdf7074e54@spud> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230930-emporium-share-2bbdf7074e54@spud> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230930_140116_080787_EA21E27B X-CRM114-Status: GOOD ( 20.18 ) 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 T24gU2F0LCBTZXAgMzAsIDIwMjMgYXQgMTA6MDI6MzVBTSArMDEwMCwgQ29ub3IgRG9vbGV5IHdy b3RlOgo+IE9uIEZyaSwgU2VwIDI5LCAyMDIzIGF0IDAzOjUyOjIyUE0gLTA3MDAsIFNhbWkgVG9s dmFuZW4gd3JvdGU6Cj4gPiBPbiBGcmksIFNlcCAyOSwgMjAyMyBhdCAyOjU04oCvUE0gS2VlcyBD b29rIDxrZWVzY29va0BjaHJvbWl1bS5vcmc+IHdyb3RlOgo+ID4gPgo+ID4gPiBPbiBGcmksIFNl cCAyOSwgMjAyMyBhdCAwOToxMTo1OFBNICswMDAwLCBTYW1pIFRvbHZhbmVuIHdyb3RlOgo+ID4g PiA+IEFSQ0hfTU1BUF9STkRfQklUU19NQVggaXMgYmFzZWQgb24gU3YzOSwgd2hpY2ggbGVhdmVz IGEgZmV3Cj4gPiA+ID4gcG90ZW50aWFsIGJpdHMgb2YgbW1hcCByYW5kb21uZXNzIG9uIHRoZSB0 YWJsZSBpZiB3ZSBlbmQgdXAgZW5hYmxpbmcKPiA+ID4gPiA0LzUtbGV2ZWwgcGFnaW5nLiBVcGRh dGUgbW1hcF9ybmRfYml0c19tYXggdG8gdGFrZSB0aGUgZmluYWwgYWRkcmVzcwo+ID4gPiA+IHNw YWNlIHNpemUgaW50byBhY2NvdW50LiBUaGlzIGluY3JlYXNlcyBtbWFwX3JuZF9iaXRzX21heCBm cm9tIDI0IHRvCj4gPiA+ID4gMzMgd2l0aCBTdjQ4LzU3Lgo+ID4gPiA+Cj4gPiA+ID4gU2lnbmVk LW9mZi1ieTogU2FtaSBUb2x2YW5lbiA8c2FtaXRvbHZhbmVuQGdvb2dsZS5jb20+Cj4gPiA+Cj4g PiA+IEkgbGlrZSB0aGlzLiBJcyBSSVNDViB0aGUgb25seSBhcmNoIHdoZXJlIHRoZSBwYWdpbmcg bGV2ZWwgY2FuIGJlIGNob3Nlbgo+ID4gPiBhdCBib290IHRpbWU/Cj4gPiAKPiA+IEkgaGF2ZW4n dCBzZWVuIHRoaXMgZWxzZXdoZXJlLCBidXQgSSBhbHNvIGhhdmVuJ3QgbG9va2VkIGF0IGFsbCB0 aGUKPiA+IG90aGVyIGFyY2hpdGVjdHVyZXMgdGhhdCBjbG9zZWx5LiBhcm02NCBkb2VzIHNvbWV0 aGluZyBpbnRlcmVzdGluZwo+ID4gd2l0aCBBUk02NF9WQV9CSVRTXzUyLCBidXQgSSB0aGluayB3 ZSBjYW4gc3RpbGwgaGFuZGxlIHRoYXQgaW4KPiA+IEtjb25maWcuCj4gCj4gQUZBSVUsIHg4Ni02 NCBjYW4gZG8gdGhpcyBhbHNvOgo+IAo+IAlubzRsdmwJCVtSSVNDVl0gRGlzYWJsZSA0LWxldmVs IGFuZCA1LWxldmVsIHBhZ2luZyBtb2Rlcy4gRm9yY2VzCj4gCQkJa2VybmVsIHRvIHVzZSAzLWxl dmVsIHBhZ2luZyBpbnN0ZWFkLgo+IAo+IAlubzVsdmwJCVtYODYtNjQsUklTQ1ZdIERpc2FibGUg NS1sZXZlbCBwYWdpbmcgbW9kZS4gRm9yY2VzCj4gCQkJa2VybmVsIHRvIHVzZSA0LWxldmVsIHBh Z2luZyBpbnN0ZWFkLgoKQWgtaGEhIE9rYXksIHdlbGwsIHRoZW4gbGV0J3MgdHJhY2sgdGhpcyBp ZGVhOgpodHRwczovL2dpdGh1Yi5jb20vS1NQUC9saW51eC9pc3N1ZXMvMzQ2CgoKLS0gCktlZXMg Q29vawoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KbGlu dXgtcmlzY3YgbWFpbGluZyBsaXN0CmxpbnV4LXJpc2N2QGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0 cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1yaXNjdgo=