removig ia64, was: Re: [PATCH 3/4] mm/tlb, x86/mm: Support invalidating TLB caches for RCU_TABLE_FREE
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- To: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
- Subject: removig ia64, was: Re: [PATCH 3/4] mm/tlb, x86/mm: Support invalidating TLB caches for RCU_TABLE_FREE
- From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
- Date: Mon, 27 Aug 2018 01:57:08 -0700
- Cc: Nicholas Piggin <npiggin@xxxxxxxxx>, Will Deacon <will.deacon@xxxxxxx>, Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxx>, Andrew Lutomirski <luto@xxxxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, Borislav Petkov <bp@xxxxxxxxx>, Rik van Riel <riel@xxxxxxxxxxx>, Jann Horn <jannh@xxxxxxxxxx>, Adin Scannell <ascannell@xxxxxxxxxx>, Dave Hansen <dave.hansen@xxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, linux-mm <linux-mm@xxxxxxxxx>, David Miller <davem@xxxxxxxxxxxxx>, Martin Schwidefsky <schwidefsky@xxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, Fenghua Yu <fenghua.yu@xxxxxxxxx>, linux-ia64@xxxxxxxxxxxxxxx
- In-reply-to: <20180827074701.GW24124@hirez.programming.kicks-ass.net>
- References: <20180823134525.5f12b0d3@roar.ozlabs.ibm.com> <CA+55aFxneZTFxxxAjLZmj92VUJg6z7hERxJ2cHoth-GC0RuELw@mail.gmail.com> <776104d4c8e4fc680004d69e3a4c2594b638b6d1.camel@au1.ibm.com> <CA+55aFzM77G9-Q6LboPLJ=5gHma66ZQKiMGCMqXoKABirdF98w@mail.gmail.com> <20180823133958.GA1496@brain-police> <20180824084717.GK24124@hirez.programming.kicks-ass.net> <20180824113214.GK24142@hirez.programming.kicks-ass.net> <20180824113953.GL24142@hirez.programming.kicks-ass.net> <20180827150008.13bce08f@roar.ozlabs.ibm.com> <20180827074701.GW24124@hirez.programming.kicks-ass.net>
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On Mon, Aug 27, 2018 at 09:47:01AM +0200, Peter Zijlstra wrote:
> sh is trivial, arm seems doable, with a bit of luck we can do 'rm -rf
> arch/ia64' leaving us with s390.
Is removing ia64 a serious plan? It is the cause for a fair share of
oddities in dma lang, and I did not have much luck getting maintainer
replies lately, but I didn't know of a plan to get rid of it.
What is the state of people still using ia64 mainline kernels vs just
old distros in the still existing machines?
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