From: Ingo Molnar <mingo@kernel.org>
To: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Alex Thorlton <athorlton@sgi.com>, Ingo Molnar <mingo@redhat.com>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
"Eric W . Biederman" <ebiederm@xmission.com>,
"Paul E . McKenney" <paulmck@linux.vnet.ibm.com>,
Al Viro <viro@zeniv.linux.org.uk>,
Andi Kleen <ak@linux.intel.com>,
Andrea Arcangeli <aarcange@redhat.com>,
Dave Hansen <dave.hansen@intel.com>,
Dave Jones <davej@redhat.com>,
David Howells <dhowells@redhat.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Kees Cook <keescook@chromium.org>, Mel Gorman <mgorman@suse.de>,
Michael Kerrisk <mtk.manpages@gmail.com>,
Oleg Nesterov <oleg@redhat.com>, Rik van Riel <riel@redhat.com>,
Robin Holt <robinmholt@gmail.com>,
Sedat Dilek <sedat.dilek@gmail.com>,
Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
Thomas Gleixner <tglx@linutronix.de>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCHv5 00/11] split page table lock for PMD tables
Date: Tue, 8 Oct 2013 11:04:08 +0200 [thread overview]
Message-ID: <20131008090408.GF3295@gmail.com> (raw)
In-Reply-To: <20131008084927.BC193E0090@blue.fi.intel.com>
* Kirill A. Shutemov <kirill.shutemov@linux.intel.com> wrote:
> > What must arch maintainers do to enable it? Have you any particular
> > suggestions, warnings etc to make their lives easier?
>
> The last patch is a good illustration what need to be done. It's very
> straight forward, I don't see any pitfalls.
Might make sense to stick that somewhere into Documentation/mm/, to make
arch maintainers feel all warm and fuzzy if they look into enabling this
feature on their architecture.
Thanks,
Ingo
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next prev parent reply other threads:[~2013-10-08 9:04 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-07 13:54 Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 01/11] mm: avoid increase sizeof(struct page) due to split page table lock Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 02/11] mm: rename USE_SPLIT_PTLOCKS to USE_SPLIT_PTE_PTLOCKS Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 03/11] mm: convert mm->nr_ptes to atomic_long_t Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 04/11] mm: introduce api for split page table lock for PMD level Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 05/11] mm, thp: change pmd_trans_huge_lock() to return taken lock Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 06/11] mm, thp: move ptl taking inside page_check_address_pmd() Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 07/11] mm, thp: do not access mm->pmd_huge_pte directly Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 08/11] mm, hugetlb: convert hugetlbfs to use split pmd lock Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 09/11] mm: convent the rest to new page table lock api Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 10/11] mm: implement split page table lock for PMD level Kirill A. Shutemov
2013-10-07 13:54 ` [PATCHv5 11/11] x86, mm: enable " Kirill A. Shutemov
2013-10-07 16:09 ` Steven Rostedt
2013-10-07 23:09 ` [PATCHv5 00/11] split page table lock for PMD tables Andrew Morton
2013-10-08 8:49 ` Kirill A. Shutemov
2013-10-08 9:04 ` Ingo Molnar [this message]
2013-10-08 9:50 ` Kirill A. Shutemov
2013-10-08 9:56 ` Peter Zijlstra
2013-10-08 10:13 ` Ingo Molnar
2013-10-08 9:39 ` Peter Zijlstra
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