From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linutronix.de (193.142.43.55:993) by crypto-ml.lab.linutronix.de with IMAP4-SSL for ; 24 Sep 2019 13:32:02 -0000 Received: from mail.kernel.org ([198.145.29.99]) by Galois.linutronix.de with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1iCkvB-0001SD-8a for speck@linutronix.de; Tue, 24 Sep 2019 15:32:01 +0200 Date: Tue, 24 Sep 2019 15:31:51 +0200 From: Greg KH Subject: [MODERATED] Re: [PATCH v4 04/10] TAAv4 4 Message-ID: <20190924133151.GC618537@kroah.com> References: <20190904060028.GD7212@kroah.com> <20190906072835.GD13480@guptapadev.amr> <20190906092727.GA16843@kroah.com> <20190910184223.GA7543@guptapadev.amr> <20190910223334.GA21301@kroah.com> <20190911023223.GA8305@guptapadev.amr> <20190923191312.GB161280@kroah.com> <20190923222553.GA2473@guptapadev.amr> <20190924050459.GA3705@kroah.com> MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: speck@linutronix.de List-ID: On Tue, Sep 24, 2019 at 12:48:02PM +0200, speck for Jiri Kosina wrote: > On Tue, 24 Sep 2019, speck for Greg KH wrote: > > > But again, those files are created from arch-independent code. Is tsx > > in any other processors and should it go into the same file where these > > smt sysfs files are at, or is it really an Intel-only thing? > > FWIW there are other processors that support transactional memory (e.g > powerpc), but it's not called TSX; that's Intel specific. What does powerpc call it, and do they export the "turn it on or off" attribute anywhere? Is there a "generic" name for this type of processor feature, like SMT is? thanks, greg k-h