Date: Wed, 23 Aug 2023 07:01:53 -0600 From: Warner Losh <imp@bsdimp.com> To: Jessica Clarke <jrtc27@freebsd.org> Cc: Konstantin Belousov <kostikbel@gmail.com>, "src-committers@freebsd.org" <src-committers@freebsd.org>, "dev-commits-src-all@freebsd.org" <dev-commits-src-all@freebsd.org>, "dev-commits-src-main@freebsd.org" <dev-commits-src-main@freebsd.org> Subject: Re: git: 4a69fc16a583 - main - Add membarrier(2) Message-ID: <CANCZdfpqJM4dsyEFJt6P_Yf9WBJ9V3hYe8tVCipJr0pecsHekg@mail.gmail.com> In-Reply-To: <0F3EA94D-6696-471C-ABF6-840B5E92967F@freebsd.org> References: <202308230007.37N07cOK082906@gitrepo.freebsd.org> <748B7A01-5011-44EE-BB04-282AE96F9B5B@freebsd.org> <ZOVxDqInEgUhBaIN@kib.kiev.ua> <0F3EA94D-6696-471C-ABF6-840B5E92967F@freebsd.org>
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[-- Attachment #1 --] On Tue, Aug 22, 2023 at 11:37 PM Jessica Clarke <jrtc27@freebsd.org> wrote: > > > The addition does not change any existing code path in the kernel. > > No, but it commits us to a new syscall being stable just days before 14 > branches and has its ABI frozen. > I'd planned on committing timerfd later today. I didn't consider it an ABI breakage, since it was just additive. It's one of the things that can be MFC'd (we don't prohibit new system calls). Warner [-- Attachment #2 --] <div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Aug 22, 2023 at 11:37 PM Jessica Clarke <<a href="mailto:jrtc27@freebsd.org">jrtc27@freebsd.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br> > The addition does not change any existing code path in the kernel.<br> <br> No, but it commits us to a new syscall being stable just days before 14<br> branches and has its ABI frozen.<br></blockquote><div><br></div><div>I'd planned on committing timerfd later today. I didn't consider it an ABI</div><div>breakage, since it was just additive. It's one of the things that can be</div><div>MFC'd (we don't prohibit new system calls).</div><div><br></div><div>Warner<br></div></div></div>
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