From: Robert Richter <rric@kernel.org>
To: Borislav Petkov <bp@alien8.de>
Cc: LKML <linux-kernel@vger.kernel.org>,
"H. Peter Anvin" <hpa@zytor.com>,
"Ingo Molnar" <mingo@kernel.org>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Tony Luck" <tony.luck@intel.com>,
"Peter Zijlstra" <peterz@infradead.org>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Andy Lutomirski" <luto@amacapital.net>,
"Matt Fleming" <matt@codeblueprint.co.uk>,
"Jörg Rödel" <joro@8bytes.org>, "Jiri Kosina" <jkosina@suse.cz>,
"Jeff Mahoney" <jeffm@suse.com>, "Michal Hocko" <mhocko@suse.cz>,
"Vlastimil Babka" <vbabka@suse.cz>,
"Andre Przywara" <andre@andrep.de>,
"Andreas Herrmann" <herrmann.der.user@gmail.com>,
"Richard Weinberger" <richard@nod.at>,
"Linus Torvalds" <torvalds@linux-foundation.org>,
"Andi Kleen" <andi@firstfloor.org>
Subject: Re: [PATCH] x86: Drop 32-bit support ... finally.
Date: Wed, 1 Apr 2015 10:56:00 +0200 [thread overview]
Message-ID: <20150401085600.GG4201@rric.localhost> (raw)
In-Reply-To: <20150401082156.GA18371@pd.tnic>
(cc'ing Andi)
> On Wed, Apr 01, 2015 at 10:15:58AM +0200, Borislav Petkov wrote:
> > From: Borislav Petkov <bp@suse.de>
> >
> > Today, April 1st 2015, marks almost 15 years since the introduction of
> > the 64-bit extensions to the x86 architecture. And frankly, 15 years was
> > a graceful period enough for people to move to 64-bit. Therefore, today,
> > I'm removing 32-bit support from x86 Linux. And it was about friggin'
> > time...
No, I vaguely remember booting the first 64 bit cpu (on real hw) for
the 2002-2003 time frame. I need to check my memories on a more exact
date, but you guys from Suse should know better. So 15 years are not
yet over and I really would like to wait at least until then. Another
question is if 64-bit simulators take into account here.
Though, I assume a discussion on this topic will at least take 1-2
years, so it's good to start with it now. Also, I really would like to
finally switch off and retire my K7 which still runs some regression
tests (will need to check the actual used kernel version). It was a
good time, but now I realize it's somehow over. Considering this and
apart from my concerns above:
Acked-by: Robert Richter <rric@kernel.org>
-Robert
next prev parent reply other threads:[~2015-04-01 8:56 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-01 8:15 [PATCH] x86: Drop 32-bit support ... finally Borislav Petkov
2015-04-01 8:21 ` Borislav Petkov
2015-04-01 8:45 ` Ingo Molnar
2015-04-01 8:56 ` Robert Richter [this message]
2015-04-01 9:38 ` Robert Richter
2015-04-01 17:28 ` Andi Kleen
2015-04-01 11:58 ` Ingo Molnar
2015-04-01 14:41 ` One Thousand Gnomes
2015-04-01 15:41 ` Theodore Ts'o
2015-04-01 15:46 ` Luck, Tony
2015-04-01 15:50 ` Dave Jones
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