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[24.6.216.183]) by smtp.gmail.com with ESMTPSA id gz18-20020a17090b0ed200b00246f9725ffcsm6255974pjb.33.2023.06.05.14.11.37 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 05 Jun 2023 14:11:39 -0700 (PDT) Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.600.7\)) Subject: Re: [PATCH 12/13] x86/jitalloc: prepare to allocate exectuatble memory as ROX From: Nadav Amit In-Reply-To: <88a62f834688ed77d08c778e1e427014cf7d3c1b.camel@intel.com> Date: Mon, 5 Jun 2023 14:11:26 -0700 Cc: "rostedt@goodmis.org" , "rppt@kernel.org" , Thomas Gleixner , "deller@gmx.de" , "mcgrof@kernel.org" , "netdev@vger.kernel.org" , "linux@armlinux.org.uk" , "davem@davemloft.net" , "linux-mips@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" , "hca@linux.ibm.com" , "catalin.marinas@arm.com" , "linux-kernel@vger.kernel.org" , "kent.overstreet@linux.dev" , "linux-s390@vger.kernel.org" , "palmer@dabbelt.com" , "chenhuacai@kernel.org" , "tsbogend@alpha.franken.de" , "linux-trace-kernel@vger.kernel.org" , "mpe@ellerman.id.au" , "linux-parisc@vger.kernel.org" , "x86@kernel.org" , "christophe.leroy@csgroup.eu" , "linux-riscv@lists.infradead.org" , Will Deacon , "dinguyen@kernel.org" , "naveen.n.rao@linux.ibm.com" , "sparclinux@vger.kernel.org" , "linux-modules@vger.kernel.org" , "bpf@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "song@kernel.org" , "linux-mm@kvack.org" , "loongarch@lists.linux.dev" , Andrew Morton Message-Id: References: <20230601101257.530867-1-rppt@kernel.org> <20230601101257.530867-13-rppt@kernel.org> <0f50ac52a5280d924beeb131e6e4717b6ad9fdf7.camel@intel.com> <68b8160454518387c53508717ba5ed5545ff0283.camel@intel.com> <50D768D7-15BF-43B8-A5FD-220B25595336@gmail.com> <20230604225244.65be9103@rorschach.local.home> <20230605081143.GA3460@kernel.org> <88a62f834688ed77d08c778e1e427014cf7d3c1b.camel@intel.com> To: "Edgecombe, Rick P" X-Mailer: Apple Mail (2.3731.600.7) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230605_141143_113566_09C4230D X-CRM114-Status: GOOD ( 20.39 ) X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Cgo+IE9uIEp1biA1LCAyMDIzLCBhdCA5OjEwIEFNLCBFZGdlY29tYmUsIFJpY2sgUCA8cmljay5w LmVkZ2Vjb21iZUBpbnRlbC5jb20+IHdyb3RlOgo+IAo+IE9uIE1vbiwgMjAyMy0wNi0wNSBhdCAx MToxMSArMDMwMCwgTWlrZSBSYXBvcG9ydCB3cm90ZToKPj4gT24gU3VuLCBKdW4gMDQsIDIwMjMg YXQgMTA6NTI6NDRQTSAtMDQwMCwgU3RldmVuIFJvc3RlZHQgd3JvdGU6Cj4+PiBPbiBUaHUsIDEg SnVuIDIwMjMgMTY6NTQ6MzYgLTA3MDAKPj4+IE5hZGF2IEFtaXQgPG5hZGF2LmFtaXRAZ21haWwu Y29tPiB3cm90ZToKPj4+IAo+Pj4+PiBUaGUgd2F5IHRleHRfcG9rZSgpIGlzIHVzZWQgaGVyZSwg aXQgaXMgY3JlYXRpbmcgYSBuZXcgd3JpdGFibGUKPj4+Pj4gYWxpYXMKPj4+Pj4gYW5kIGZsdXNo aW5nIGl0IGZvciAqZWFjaCogd3JpdGUgdG8gdGhlIG1vZHVsZSAobGlrZSBmb3IgZWFjaAo+Pj4+ PiB3cml0ZSBvZgo+Pj4+PiBhbiBpbmRpdmlkdWFsIHJlbG9jYXRpb24sIGV0YykuIEkgd2FzIGp1 c3QgdGhpbmtpbmcgaXQgbWlnaHQKPj4+Pj4gd2FycmFudAo+Pj4+PiBzb21lIGJhdGNoaW5nIG9y IHNvbWV0aGluZy4gIAo+PiAKPj4+PiBJIGFtIG5vdCBhZHZvY2F0aW5nIHRvIGRvIHNvLCBidXQg aWYgeW91IHdhbnQgdG8gaGF2ZSBtYW55Cj4+Pj4gZWZmaWNpZW50Cj4+Pj4gd3JpdGVzLCBwZXJo YXBzIHlvdSBjYW4ganVzdCBkaXNhYmxlIENSMC5XUC4gSnVzdCBzYXlpbmcgdGhhdCBpZgo+Pj4+ IHlvdQo+Pj4+IGFyZSBhYm91dCB0byB3cml0ZSBhbGwgb3ZlciB0aGUgbWVtb3J5LCB0ZXh0X3Bv a2UoKSBkb2VzIG5vdAo+Pj4+IHByb3ZpZGUKPj4+PiB0b28gbXVjaCBzZWN1cml0eSBmb3IgdGhl IHBva2luZyB0aHJlYWQuCj4+IAo+PiBIZWgsIHRoaXMgaXMgZGVmaW5pdGVseSBhbmQgZWFzaWVy IGhhY2sgdG8gaW1wbGVtZW50IDopCj4gCj4gSSBkb24ndCBrbm93IHRoZSBkZXRhaWxzLCBidXQg cHJldmlvdXNseSB0aGVyZSB3YXMgc29tZSBzdHJvbmcgZGlzbGlrZQo+IG9mIENSMC5XUCB0b2dn bGluZy4gQW5kIG5vdyB0aGVyZSBpcyBhbHNvIHRoZSBwcm9ibGVtIG9mIENFVC4gU2V0dGluZwo+ IENSMC5XUD0wIHdpbGwgI0dQIGlmIENSNC5DRVQgaXMgMSAoYXMgaXQgY3VycmVudGx5IGlzIGZv ciBrZXJuZWwgSUJUKS4KPiBJIGd1ZXNzIHlvdSBtaWdodCBnZXQgYXdheSB3aXRoIHRvZ2dsaW5n IHRoZW0gYm90aCBpbiBzb21lIGNvbnRyb2xsZWQKPiBzaXR1YXRpb24sIGJ1dCBpdCBtaWdodCBi ZSBhIGxvdCBlYXNpZXIgdG8gaGFjayB1cCB0aGVuIHRvIGJlIG1hZGUKPiBmdWxseSBhY2NlcHRh YmxlLiBJdCBkb2VzIHNvdW5kIG11Y2ggbW9yZSBlZmZpY2llbnQgdGhvdWdoLgoKVGhhbmtzIGZv ciBoaWdobGlnaHRpbmcgdGhpcyBpc3N1ZS4gSSB1bmRlcnN0YW5kIHRoZSBsaW1pdGF0aW9ucyBv ZgpDUjAuV1AuIFRoZXJlIGlzIGFsc28gYWx3YXlzIHRoZSBjb25jZXJucyB0aGF0IHdpdGhvdXQg Q0VUIG9yIG90aGVyCmNvbnRyb2wgZmxvdyBpbnRlZ3JpdHkgbWVjaGFuaXNtLCBzb21lb25lIHdv dWxkIGFidXNlICh1c2luZyBST1AvSk9QKQpmdW5jdGlvbnMgdGhhdCBjbGVhciBDUjAuV1DigKYK CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1h cm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3RzLmluZnJhZGVhZC5v cmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1hcm0t a2VybmVsCg==