From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3A086C4167B for ; Fri, 8 Dec 2023 20:52:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=a7hHTvz3LotLQX1Jw7urZG86DB9iGdC7XZJcOYecPtM=; b=YSS5C/rsELqEGC JPgUWr/Rn2BFYmyTlKnsOUXD7S7JVr4/Pi/xVj3xu80Hmt4seeM20pISRqErBVHD4KKb77WqS4WgD 0qrC1h7XFgCj0PxFFCdX7A9YbEuTFJUkYu6lYKIWAnjuVVypKJqwbmahWsqE3aqyhFiaRp3jdWmCt QVyAx3vlg3AUYMhj5q2HPLYaoWdK3mgivpqgMUE9LUmN9+yPO2tLvhK1TBZ9DQfr69B1ZGIs/wS6L 7neKlKNUobaM5EF1T5uoumKV3LZW5dmTLYdjKBHiE6aZAa7q652lM2rFC0Hn5mhMD1hr+5rfqW2VB sLAG6oR3UKNdHza+tI9g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rBhq5-00GXeY-0C; Fri, 08 Dec 2023 20:52:49 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rBhq3-00GXeR-1q for linux-riscv@bombadil.infradead.org; Fri, 08 Dec 2023 20:52:47 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Transfer-Encoding: Content-Type:MIME-Version:References:Message-ID:Subject:Cc:To:From:Date: Sender:Reply-To:Content-ID:Content-Description; bh=pY+mb/Qrc+JbGWeBCz5TAVT1HMlwaTqQprEMIVZfjU8=; b=WKHjeQTzRtUa3ehjWvBb5ptG7x X1dzOuu693YBY+CQHFy/qT0nKn2Rtrtilph4cDyUU95v7EfqZRN2J48VaQYxXO0T2gVnhWOXhE0VX e2RDNVyYfmERESlMze5ErEsZUmhi6JjG7R/f/Vilowo8kJYPyH89aai/nLxwgQEOZlMZyyOpI1eXu DOzbxNOqNhOZOlEiS95uxa0YfL8TLyAQ7SdFLWthPC+S3ZJZgmHNShsBWly0Hkz8oEDrmkn8W7jWu YwyK0LGYygYKKTgAEZ6IwlF4vKmbPECNkW13Q8NQI00pRT9EhYDKxuM6/3XNX7QDU331UhZ7nZZAG F0Y1aysQ==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1rBhpx-006ZJN-SO; Fri, 08 Dec 2023 20:52:42 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 28FDA3003F0; Fri, 8 Dec 2023 21:52:41 +0100 (CET) Date: Fri, 8 Dec 2023 21:52:41 +0100 From: Peter Zijlstra To: Alexei Starovoitov Cc: Jiri Olsa , Song Liu , Song Liu , Paul Walmsley , Palmer Dabbelt , Albert Ou , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , X86 ML , "H. Peter Anvin" , "David S. Miller" , David Ahern , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Arnd Bergmann , Sami Tolvanen , Kees Cook , Nathan Chancellor , Nick Desaulniers , linux-riscv , LKML , Network Development , bpf , linux-arch , clang-built-linux , Josh Poimboeuf , Joao Moreira , Mark Rutland Subject: Re: [PATCH v2 2/2] x86/cfi,bpf: Fix BPF JIT call Message-ID: <20231208205241.GK28727@noisy.programming.kicks-ass.net> References: <20231206183713.GA35897@noisy.programming.kicks-ass.net> <20231207093105.GA28727@noisy.programming.kicks-ass.net> <20231208102940.GB28727@noisy.programming.kicks-ass.net> <20231208134041.GD28727@noisy.programming.kicks-ass.net> <20231208172152.GD36716@noisy.programming.kicks-ass.net> <20231208203535.GG36716@noisy.programming.kicks-ass.net> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: 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 T24gRnJpLCBEZWMgMDgsIDIwMjMgYXQgMTI6NDE6MDNQTSAtMDgwMCwgQWxleGVpIFN0YXJvdm9p dG92IHdyb3RlOgo+IE9uIEZyaSwgRGVjIDgsIDIwMjMgYXQgMTI6MzXigK9QTSBQZXRlciBaaWps c3RyYSA8cGV0ZXJ6QGluZnJhZGVhZC5vcmc+IHdyb3RlOgoKPiA+IC1fX2JwZl9rZnVuYyB2b2lk IGJwZl90YXNrX3JlbGVhc2Uoc3RydWN0IHRhc2tfc3RydWN0ICpwKQo+ID4gK19fYnBmX2tmdW5j IHZvaWQgYnBmX3Rhc2tfcmVsZWFzZSh2b2lkICpwKQo+IAo+IFllYWguIFRoYXQgd29uJ3Qgd29y ay4gV2UgbmVlZCBhIHdyYXBwZXIuCj4gU2luY2UgYnBmIHByb2cgaXMgYWxzbyBjYWxsaW5nIGl0 IGRpcmVjdGx5Lgo+IEluIHByb2dzL3Rhc2tfa2Z1bmNfY29tbW9uLmgKPiB2b2lkIGJwZl90YXNr X3JlbGVhc2Uoc3RydWN0IHRhc2tfc3RydWN0ICpwKSBfX2tzeW07Cj4gCj4gdGhhbiBsYXRlciBi b3RoIGxpYmJwZiBhbmQgdGhlIHZlcmlmaWVyIGNoZWNrIHRoYXQKPiB3aGF0IGJwZiBwcm9nIGlz IGNhbGxpbmcgYWN0dWFsbHkgbWF0Y2hlcyB0aGUgcHJvdG8KPiBvZiB3aGF0IGlzIGluIHRoZSBr ZXJuZWwuCj4gRWZmZWN0aXZlbHkgd2UncmUgZG9pbmcgc3Ryb25nIHByb3RvdHlwZSBjaGVjayBh dCBsb2FkIHRpbWUuCgpJJ20gc3RpbGwgc29tZXdoYXQgY29uZnVzZWQgb24gaG93IHRoaXMgd29y a3MsIHdoZXJlIGRvZXMgQlBGIGdldCB0aGUKYWRkcmVzcyBvZiB0aGUgZnVuY3Rpb24gZnJvbT8g YW5kIHdoYXQgc2hvdWxkIEkgY2FsbCB0aGUgd3JhcHBlcj8KCj4gYnR3IGluc3RlYWQgb2YgRVhQ T1JUX1NZTUJPTF9HUEwoYnBmX3Rhc2tfcmVsZWFzZSkKPiBjYW4gX19BRERSRVNTQUJMRSBiZSB1 c2VkID8KPiBTaW5jZSBpdCdzIG5vdCBhbiBleHBvcnQgc3ltYm9sLgoKTm8gX19BRERSRVNTQUJM RSgpIGlzIGV4cHJlc3NseSBpZ25vcmVkLCBidXQgd2UgaGF2ZSBJQlRfTk9TRUFMKCkgdGhhdApz aG91bGQgZG8gaXQuIEknbGwgcmVuYW1lIHRoZSB0aGluZyBhbmQgbGlmdCBpdCBvdXQgb2YgeDg2 IHRvIGF2b2lkCmJyZWFraW5nIGFsbCBvdGhlciBhcmNoIGJ1aWxkcy4KCgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1yaXNjdiBtYWlsaW5nIGxp c3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFk Lm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2Cg==