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a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1695144838; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Q5XoD2rR1P7xfyZ4vS5WECNooPW5RHsWgoNmWq+2hMo=; b=FC96a8Jt867By47LPHSnv602OXYh1+2tD7k+Vqqy6gx0P6BeLouKDBbYI0Ubu/ALeBPwSe ofg019sZqzn6gQAQ== To: Anton Ivanov , Richard Weinberger Cc: Peter Zijlstra , John Paul Adrian Glaubitz , Matthew Wilcox , torvalds , Ankur Arora , linux-kernel , linux-mm , x86 , Andrew Morton , Andy Lutomirski , bp , dave hansen , hpa , mingo , juri lelli , vincent guittot , mgorman@suse.de, Steven Rostedt , jon grimm , bharata@amd.com, raghavendra kt , boris ostrovsky , konrad wilk , jgross , andrew cooper3 , Geert Uytterhoeven , linux-m68k , Johannes Berg , linux-um , Brian Cain , linux-hexagon@vger.kernel.org, Richard Henderson , Ivan Kokshaysky , Matt Turner , linux-alpha Subject: Re: Arches that don't support PREEMPT In-Reply-To: References: <87zg1u1h5t.fsf@oracle.com> <87led2wdj0.ffs@tglx> <0e69f7df80dc5878071deb0d80938138d19de1d1.camel@physik.fu-berlin.de> <20230919134218.GA39281@noisy.programming.kicks-ass.net> <87y1h2ur98.ffs@tglx> <9a5c0856-d542-9912-7494-53d7fe4538a3@cambridgegreys.com> <551475267.58816.1695140566849.JavaMail.zimbra@nod.at> Date: Tue, 19 Sep 2023 19:33:57 +0200 Message-ID: <87v8c6ukxm.ffs@tglx> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230919_103401_540432_EF285AF3 X-CRM114-Status: GOOD ( 18.36 ) X-BeenThere: linux-um@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-um" Errors-To: linux-um-bounces+linux-um=archiver.kernel.org@lists.infradead.org T24gVHVlLCBTZXAgMTkgMjAyMyBhdCAxNzo0MSwgQW50b24gSXZhbm92IHdyb3RlOgo+IE9uIDE5 LzA5LzIwMjMgMTc6MjIsIFJpY2hhcmQgV2VpbmJlcmdlciB3cm90ZToKPj4gLS0tLS0gVXJzcHLD vG5nbGljaGUgTWFpbCAtLS0tLQo+Pj4gVm9uOiAiYW50b24gaXZhbm92IiA8YW50b24uaXZhbm92 QGNhbWJyaWRnZWdyZXlzLmNvbT4KPj4+IEl0J3MgYmVlbiBhIHdoaWxlLiBJIHJlbWVtYmVyIHRo YXQgSSBkcm9wcGVkIGl0IGF0IHRoZSB0aW1lLCBidXQgZG8gbm90IHJlbWVtYmVyCj4+PiB0aGUg ZnVsbCBkZXRhaWxzLgo+Pj4KPj4+IFRoZXJlIHdhcyBzb21lIHN0dWZmIHJlbGF0ZWQgdG8gRlAg c3RhdGUgYW5kIGEgZmV3IG90aGVyIGlzc3VlcyBJIHJhbiBpbnRvIHdoaWxlCj4+PiByZXdyaXRp bmcgdGhlIGludGVycnVwdCBjb250cm9sbGVyLiBTb21lIG9mIGl0IG1heSBiZSByZXNvbHZlZCBi eSBub3cgYXMgd2UgYXJlCj4+PiB1c2luZyBob3N0IGNwdSBmbGFncywgZXRjLgo+PiAKPj4gSSBy ZW1lbWJlciBhbHNvIGhhdmluZyBhIGhhY2t5IGJ1dCB3b3JraW5nIHZlcnNpb24gYWxtb3N0IDEw IHllYXJzIGFnby4KPj4gSXQgd2FzIGhvcnJpYmxlIHNsb3cgYmVjYXVzZSBvZiB0aGUgZXh0cmEg c2NoZWR1bGVyIHJvdW5kcy4KCldoaWNoIGNhbiBiZSBjb21wbGV0ZWx5IGF2b2lkZWQgYXMgdGhl IHByb3Bvc2VkIGNoYW5nZSB3aWxsIGhhdmUgdGhlCnByZWVtcHRpb24gcG9pbnRzLCBidXQgdGhl eSBhcmUgb25seSB1dGlsaXplZCB3aGVuIHByZWVtcHQgRlVMTCBpcwplbmFibGVkIChhdCBib290 IG9yIHJ1bnRpbWUpLiBTbyB0aGUgYmVoYXZpb3VyIGNhbiBzdGlsbCBiZSBsaWtlIHByZWVtcHQK Tk9ORSwgYnV0IHdpdGggYSB0d2lzdCB0byBnZXQgcmlkIG9mIHRoZSBjb25kX3Jlc2NoZWQoKS9t aWdodF9yZXNjaGVkKCkKYW5kIG90aGVyIGhldXJpc3RpYyBhcHByb2FjaGVzIHRvIHByZXZlbnQg c3RhcnZhdGlvbiBieSBsb25nIHJ1bm5pbmcKZnVuY3Rpb25zLiBUaGF0IHR3aXN0IG5lZWRzIHRo ZSBwcmVlbXB0aW9uIHBvaW50cy4KClNlZSBodHRwczovL2xvcmUua2VybmVsLm9yZy9sa21sLzg3 Y3l5ZnhkNGsuZmZzQHRnbHgKCj4+IEJ1dCB5ZXMsIGlmIFBSRUVNUFQgd2lsbCBiZSBhIG11c3Qt aGF2ZSBmZWF0dXJlIHdlJ2xsIGhhdmUgdG8gdHJ5IGFnYWluLgo+Cj4gV2Ugd2lsbCBuZWVkIHBy b3BlciBmcHUgcHJpbWl0aXZlcyBmb3Igc3RhcnRlcnMgdGhhdCdzIGZvcgo+IHN1cmUuIGZwdV9z dGFyL2VuZCBpbiBVTUwgYXJlIHByZXNlbnRseSBOT09QLgo+Cj4gU29tZSBvZiB0aGUgZGVmYXVs dCBzcGlubG9ja3MgYW5kIG90aGVyIHN0dWZmIHdoaWNoIHdlIHBpY2sgdXAgZnJvbQo+IGdlbmVy aWMgbWF5IG5lZWQgdG8gY2hhbmdlIGFzIHdlbGwuCj4KPiBUaGlzIGlzIG9mZiB0aGUgdG9wIG9m IG15IGhlYWQgYW5kIHNvbWV0aGluZyB3aGljaCB3ZSBjYW4gZml4IHN0cmFpZ2h0Cj4gYXdheS4g SSB3aWxsIHNlbmQgc29tZSBwYXRjaGVzIHRvIHRoZSBtYWlsaW5nIGxpc3QgdG9tb3Jyb3cgb3Ig b24gVGh1LgoKSSB0aGluayBpdCBkb2VzIG5vdCBoYXZlIHRvIGJlIHBlcmZlY3QuIFVNIGlzIGZh ciBmcm9tIHBlcmZlY3QgaW4KbWltaWNpbmcgYSByZWFsIGtlcm5lbC4gVGhlIG1haW4gcG9pbnQg aXMgdGhhdCBpdCBwcm92aWRlcyB0aGUgcHJlZW1wdApjb3VudGVyIGluIHRoZSBmaXJzdCBwbGFj ZSBhbmQgc29tZSBtaW5pbWFsIGFtb3VudCBvZiBwcmVlbXB0aW9uIHBvaW50cwphc2lkZSBvZiB0 aG9zZSB3aGljaCBjb21lIHdpdGggdGhlIHByZWVtcHRfZW5hYmxlKCkgbWFjaGluZXJ5IGZvciBm cmVlLgoKVGhhbmtzLAoKICAgICAgICB0Z2x4CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpsaW51eC11bSBtYWlsaW5nIGxpc3QKbGludXgtdW1AbGlzdHMu aW5mcmFkZWFkLm9yZwpodHRwOi8vbGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZv L2xpbnV4LXVtCg==