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 00D25C79F99 for ; Tue, 8 Sep 2026 20:51:20 +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=3m8qCUu5686+GRzLB+qKcis2zTQhrpkCwe3FuGezWc8=; b=XoxGZh+Nk9luod JffTpgAnBQGqX1kbni1yDPzfqQX1N/B2829lWQTPuxsEBD55DzDZVFhptBrJc3KJtG7iv7Wty05R8 uSSfb0tObXqwR0fQ0j7oqLREDRRfJsNMzFHitFsb5MUXsBCTg7/vbDhbmpri5Q/LGNPML7OsAJSnE Ta7eEugcioZxycGQK5UyWDyf7HJ6or6Gqi5COO2OwAdEkIuqYM2NocypdACu0j6mhfO+FEcpGOxyD TQNVh5+PGtDPM1kQWwoI/o4LCHkCNOsRjjlDbTqcCpBikImv6UFpuS1zOJzEz0bNWtnE4H5s11HmY R48X67DHzgEEr2wH/5Bg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x42mZ-0000000AE5K-3Hz5; Tue, 08 Sep 2026 20:51:07 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x42mW-0000000AE4x-0a67 for linux-riscv@lists.infradead.org; Tue, 08 Sep 2026 20:51:04 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 9597D601F9; Tue, 8 Sep 2026 20:51:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9E6BB1F00A3A; Tue, 8 Sep 2026 20:51:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788900663; bh=pqVJjziaaRCdCUM3lbSKWGOymFy2UYOe/cTKOLbEHgo=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=YKdbHp6VWtaa7SNBVtdcqbPfB0XtNA2LU0YQits6YwMZPKEUzYXzz9OPdcH7v3DWn EW53PAVxsQR15v19Bs73+3qK6Nzo8eySofYrTZb8DSeCW+QYQjMVF/NcO1FQC2iSSe 8cMdStGec76Ah3mULD9AAbkbNhtEYwQ/ZyNatcGWM2U09DrUyi6xjsJb0r//1Uun0y +PSVY8rWXCeS3dt+mnao1vN6x3avIGHv9CcNOR76+mvLHJ151jI5s2a5vIUhZfxWxO 44j/PVskJuAElKp1Nz5Kt/4TwHCr43hfO+uUSMPqAZWrTQKPqo2xLPh+JKJcoxbMuq uxhTdFHYKLBag== Date: Tue, 8 Sep 2026 17:51:00 -0300 From: Arnaldo Carvalho de Melo To: Ian Rogers Cc: Nylon Chen , Namhyung Kim , Jiri Olsa , Adrian Hunter , James Clark , Mark Rutland , Alexander Shishkin , Peter Zijlstra , Ingo Molnar , Thomas Gleixner , =?iso-8859-1?Q?Andr=E9?= Almeida , Davidlohr Bueso , Palmer Dabbelt , Alexandre Ghiti , linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] perf bench futex: Define SYS_futex on 32-bit arches with 64-bit time_t Message-ID: References: <20260902093210.3571958-1-nylon.chen@sifive.com> 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 T24gV2VkLCBTZXAgMDIsIDIwMjYgYXQgMTA6MDQ6MTRQTSAtMDcwMCwgSWFuIFJvZ2VycyB3cm90 ZToKPiBPbiBXZWQsIFNlcCAyLCAyMDI2IGF0IDI6MzLigK9BTSBOeWxvbiBDaGVuIDxueWxvbi5j aGVuQHNpZml2ZS5jb20+IHdyb3RlOgo+ID4KPiA+IFRoZSBrZXJuZWwgZG9lcyBub3QgcHJvdmlk ZSBzeXNfZnV0ZXgoKSBvbiAzMi1iaXQgYXJjaGl0ZWN0dXJlcyB0aGF0IGxhY2sKPiA+IGEgMzIt Yml0IHRpbWUgcmVwcmVzZW50YXRpb24sIHN1Y2ggYXMgcmlzY3YzMi4gQ29uc2VxdWVudGx5IGds aWJjIGRvZXMgbm90Cj4gPiBkZWZpbmUgU1lTX2Z1dGV4IHRoZXJlLCBvbmx5IFNZU19mdXRleF90 aW1lNjQsIGFuZCBwZXJmIGJlbmNoJ3MgZnV0ZXgKPiA+IGJlbmNobWFya3MgZmFpbCB0byBidWls ZDoKPiA+Cj4gPiAgIGJlbmNoL2Z1dGV4Lmg6IEluIGZ1bmN0aW9uICdmdXRleF9zeXNjYWxsJzoK PiA+ICAgYmVuY2gvZnV0ZXguaDo3NzoxODogZXJyb3I6ICdTWVNfZnV0ZXgnIHVuZGVjbGFyZWQg KGZpcnN0IHVzZSBpbiB0aGlzIGZ1bmN0aW9uKQo+ID4KPiA+IERlZmluZSBTWVNfZnV0ZXggYXMg U1lTX2Z1dGV4X3RpbWU2NCB3aGVuIG9ubHkgdGhlIGxhdHRlciBpcyBhdmFpbGFibGUuCj4gPiBU aGUgZ3VhcmQgYW5kIGl0cyBjb21tZW50IGFyZSB0YWtlbiB2ZXJiYXRpbSBmcm9tCj4gPiB0b29s cy90ZXN0aW5nL3NlbGZ0ZXN0cy9mdXRleC9pbmNsdWRlL2Z1dGV4dGVzdC5oLCB3aGVyZSB0aGV5 IHdlcmUgYWRkZWQgYnkKPiA+IGNvbW1pdCAwNDg1MDgxOWM2NWMgKCJzZWxmdGVzdHMvZnV0ZXg6 IERlZmluZSBTWVNfZnV0ZXggb24gMzItYml0Cj4gPiBhcmNoaXRlY3R1cmVzIHdpdGggNjQtYml0 IHRpbWVfdCIpLCBrZWVwaW5nIHRoZSB0d28gZnV0ZXggdXNlcnNwYWNlIGhlYWRlcnMKPiA+IGlu IHN5bmMuCj4gPgo+ID4gTm8gdGltZXNwZWMgY29udmVyc2lvbiBoZWxwZXIgaXMgbmVlZGVkIG9u IHRvcCBvZiB0aGlzLiBnbGliYyBsYXlzIG91dAo+ID4gc3RydWN0IHRpbWVzcGVjIG9uIDMyLWJp dCBhcmNoaXRlY3R1cmVzIHdpdGggNjQtYml0IHRpbWVfdCBhcwo+ID4geyBpbnQ2NCB0dl9zZWM7 IGludDMyIHR2X25zZWM7IDMyLWJpdCBwYWQgfSwgd2hpY2ggaXMgY29tcGF0aWJsZSB3aXRoCj4g PiBzdHJ1Y3QgX19rZXJuZWxfdGltZXNwZWMsIGFuZCBldmVyeSBmdXRleF93YWl0KCkvZnV0ZXhf bG9ja19waSgpLwo+ID4gZnV0ZXhfd2FpdF9yZXF1ZXVlX3BpKCkgY2FsbCBzaXRlIGluIHBlcmYg YmVuY2ggcGFzc2VzIGEgTlVMTCB0aW1lb3V0Cj4gPiBhbnl3YXksIHNvIG5vIHRpbWVzcGVjIGV2 ZXIgY3Jvc3NlcyB0aGUgc3lzY2FsbCBib3VuZGFyeSBoZXJlLgo+ID4KPiA+IE5vdGUgdGhhdCBh biBlYXJsaWVyIGFuZCBtb3JlIGFtYml0aW91cyBhdHRlbXB0IGF0IHRoaXMgd2FzCj4gPiBjb21t aXQgYzFmZjEyZGFjNDY1ICgicGVyZiBiZW5jaCBmdXRleDogQWRkIHN1cHBvcnQgZm9yIDMyLWJp dCBzeXN0ZW1zCj4gPiB3aXRoIDY0LWJpdCB0aW1lX3QiKSwgcmV2ZXJ0ZWQgYnkKPiA+IGNvbW1p dCBiYTQwMjZiMDlkODMgKCJSZXZlcnQgInBlcmYgYmVuY2ggZnV0ZXg6IEFkZCBzdXBwb3J0IGZv ciAzMi1iaXQKPiA+IHN5c3RlbXMgd2l0aCA2NC1iaXQgdGltZV90IiIpIGJlY2F1c2UgaXQgaW5j bHVkZWQgbGludXgvdGltZV90eXBlcy5oLAo+ID4gd2hpY2ggaXMgdW5hdmFpbGFibGUgb24gb2xk ZXIgZGlzdHJpYnV0aW9ucy4gVGhpcyBjaGFuZ2UgZGVsaWJlcmF0ZWx5Cj4gPiBhdm9pZHMgdGhh dCBkZXBlbmRlbmN5IGFuZCBhZGRzIG9ubHkgdGhlIG9uZSBndWFyZCBuZWVkZWQgdG8gZml4Cj4g PiBjb21waWxhdGlvbi4KPiA+Cj4gPiBTaWduZWQtb2ZmLWJ5OiBOeWxvbiBDaGVuIDxueWxvbi5j aGVuQHNpZml2ZS5jb20+Cj4gCj4gUmV2aWV3ZWQtYnk6IElhbiBSb2dlcnMgPGlyb2dlcnNAZ29v Z2xlLmNvbT4KClRoYW5rcywgYXBwbGllZCB0byBwZXJmLXRvb2xzLW5leHQsIGZvciB2Ny40LgoK LSBBcm5hbGRvCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f XwpsaW51eC1yaXNjdiBtYWlsaW5nIGxpc3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9y ZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2 Cg==