From: Balbir Singh <bsingharora@gmail.com>
To: Laurent Dufour <ldufour@linux.vnet.ibm.com>
Cc: akpm@linux-foundation.org, mhocko@kernel.org,
peterz@infradead.org, kirill@shutemov.name, ak@linux.intel.com,
dave@stgolabs.net, jack@suse.cz,
Matthew Wilcox <willy@infradead.org>,
khandual@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com,
benh@kernel.crashing.org, mpe@ellerman.id.au, paulus@samba.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>,
hpa@zytor.com, Will Deacon <will.deacon@arm.com>,
Sergey Senozhatsky <sergey.senozhatsky@gmail.com>,
sergey.senozhatsky.work@gmail.com,
Andrea Arcangeli <aarcange@redhat.com>,
Alexei Starovoitov <alexei.starovoitov@gmail.com>,
kemi.wang@intel.com, Daniel Jordan <daniel.m.jordan@oracle.com>,
David Rientjes <rientjes@google.com>,
Jerome Glisse <jglisse@redhat.com>,
Ganesh Mahendran <opensource.ganesh@gmail.com>,
Minchan Kim <minchan@kernel.org>,
Punit Agrawal <punitagrawal@gmail.com>,
vinayak menon <vinayakm.list@gmail.com>,
Yang Shi <yang.shi@linux.alibaba.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
haren@linux.vnet.ibm.com, npiggin@gmail.com,
paulmck@linux.vnet.ibm.com, Tim Chen <tim.c.chen@linux.intel.com>,
linuxppc-dev@lists.ozlabs.org, x86@kernel.org
Subject: Re: [PATCH v11 00/26] Speculative page faults
Date: Mon, 5 Nov 2018 21:42:04 +1100 [thread overview]
Message-ID: <20181105104204.GB9042@350D> (raw)
In-Reply-To: <1526555193-7242-1-git-send-email-ldufour@linux.vnet.ibm.com>
On Thu, May 17, 2018 at 01:06:07PM +0200, Laurent Dufour wrote:
> This is a port on kernel 4.17 of the work done by Peter Zijlstra to handle
> page fault without holding the mm semaphore [1].
>
> The idea is to try to handle user space page faults without holding the
> mmap_sem. This should allow better concurrency for massively threaded
Question -- I presume mmap_sem (rw_semaphore implementation tested against)
was qrwlock?
Balbir Singh.
next prev parent reply other threads:[~2018-11-05 10:42 UTC|newest]
Thread overview: 86+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-17 11:06 [PATCH v11 00/26] Speculative page faults Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 01/26] mm: introduce CONFIG_SPECULATIVE_PAGE_FAULT Laurent Dufour
2018-05-17 16:36 ` Randy Dunlap
2018-05-17 17:19 ` Matthew Wilcox
2018-05-17 17:34 ` Randy Dunlap
2018-05-22 12:00 ` [FIX PATCH " Laurent Dufour
2018-05-22 11:44 ` [PATCH " Laurent Dufour
2018-05-22 11:47 ` Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 02/26] x86/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 03/26] powerpc/mm: set ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 04/26] arm64/mm: define ARCH_SUPPORTS_SPECULATIVE_PAGE_FAULT Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 05/26] mm: prepare for FAULT_FLAG_SPECULATIVE Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 06/26] mm: introduce pte_spinlock " Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 07/26] mm: make pte_unmap_same compatible with SPF Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 08/26] mm: introduce INIT_VMA() Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 09/26] mm: VMA sequence count Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 10/26] mm: protect VMA modifications using " Laurent Dufour
2018-11-05 7:04 ` vinayak menon
2018-11-05 18:22 ` Laurent Dufour
2018-11-06 9:28 ` Vinayak Menon
2018-05-17 11:06 ` [PATCH v11 11/26] mm: protect mremap() against SPF hanlder Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 12/26] mm: protect SPF handler against anon_vma changes Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 13/26] mm: cache some VMA fields in the vm_fault structure Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 14/26] mm/migrate: Pass vm_fault pointer to migrate_misplaced_page() Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 15/26] mm: introduce __lru_cache_add_active_or_unevictable Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 16/26] mm: introduce __vm_normal_page() Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 17/26] mm: introduce __page_add_new_anon_rmap() Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 18/26] mm: protect mm_rb tree with a rwlock Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 19/26] mm: provide speculative fault infrastructure Laurent Dufour
2018-07-24 14:26 ` zhong jiang
2018-07-24 16:10 ` Laurent Dufour
2018-07-25 9:04 ` zhong jiang
2018-07-25 10:44 ` Laurent Dufour
2018-07-25 11:23 ` zhong jiang
2018-05-17 11:06 ` [PATCH v11 20/26] mm: adding speculative page fault failure trace events Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 21/26] perf: add a speculative page fault sw event Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 22/26] perf tools: add support for the SPF perf event Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 23/26] mm: add speculative page fault vmstats Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 24/26] x86/mm: add speculative pagefault handling Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 25/26] powerpc/mm: add speculative page fault Laurent Dufour
2018-05-17 11:06 ` [PATCH v11 26/26] arm64/mm: " Laurent Dufour
2018-05-28 5:23 ` [PATCH v11 00/26] Speculative page faults Song, HaiyanX
2018-05-28 7:51 ` Laurent Dufour
2018-05-28 8:22 ` Haiyan Song
2018-05-28 8:54 ` Laurent Dufour
2018-05-28 11:04 ` Wang, Kemi
2018-06-11 7:49 ` Song, HaiyanX
2018-06-11 15:15 ` Laurent Dufour
2018-06-19 9:16 ` Haiyan Song
2018-07-02 8:59 ` Laurent Dufour
2018-07-04 3:23 ` Song, HaiyanX
2018-07-04 7:51 ` Laurent Dufour
2018-07-11 17:05 ` Laurent Dufour
2018-07-13 3:56 ` Song, HaiyanX
2018-07-17 9:36 ` Laurent Dufour
2018-08-03 6:36 ` Song, HaiyanX
2018-08-03 6:45 ` Song, HaiyanX
2018-08-22 14:23 ` Laurent Dufour
2018-09-18 6:42 ` Song, HaiyanX
2018-11-05 10:42 ` Balbir Singh [this message]
2018-11-05 16:08 ` Laurent Dufour
-- strict thread matches above, loose matches on Subject: below --
2019-01-11 15:43 Vinayak Menon
2019-01-14 13:19 ` Vinayak Menon
2019-01-15 8:24 ` Laurent Dufour
2019-01-16 11:41 ` Vinayak Menon
2019-01-16 13:31 ` Laurent Dufour
2019-01-16 11:41 ` Vinayak Menon
2019-01-17 15:51 ` zhong jiang
2019-01-17 15:51 ` zhong jiang
2019-01-18 9:29 ` Laurent Dufour
2019-01-18 15:41 ` zhong jiang
2019-01-18 15:41 ` zhong jiang
2019-01-18 15:51 ` Laurent Dufour
2019-01-18 16:24 ` Laurent Dufour
2019-01-19 17:05 ` zhong jiang
2019-01-19 17:05 ` zhong jiang
2019-01-22 16:22 ` zhong jiang
2019-01-22 16:22 ` zhong jiang
2019-01-24 8:20 ` Laurent Dufour
2019-01-25 12:32 ` zhong jiang
2019-01-25 12:32 ` zhong jiang
2019-01-28 8:59 ` Laurent Dufour
2019-01-28 14:09 ` zhong jiang
2019-01-28 14:09 ` zhong jiang
2019-01-28 15:45 ` Laurent Dufour
2019-01-29 15:40 ` zhong jiang
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20181105104204.GB9042@350D \
--to=bsingharora@gmail.com \
--cc=aarcange@redhat.com \
--cc=ak@linux.intel.com \
--cc=akpm@linux-foundation.org \
--cc=alexei.starovoitov@gmail.com \
--cc=aneesh.kumar@linux.vnet.ibm.com \
--cc=benh@kernel.crashing.org \
--cc=daniel.m.jordan@oracle.com \
--cc=dave@stgolabs.net \
--cc=haren@linux.vnet.ibm.com \
--cc=hpa@zytor.com \
--cc=jack@suse.cz \
--cc=jglisse@redhat.com \
--cc=kemi.wang@intel.com \
--cc=khandual@linux.vnet.ibm.com \
--cc=kirill@shutemov.name \
--cc=ldufour@linux.vnet.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mhocko@kernel.org \
--cc=minchan@kernel.org \
--cc=mingo@redhat.com \
--cc=mpe@ellerman.id.au \
--cc=npiggin@gmail.com \
--cc=opensource.ganesh@gmail.com \
--cc=paulmck@linux.vnet.ibm.com \
--cc=paulus@samba.org \
--cc=peterz@infradead.org \
--cc=punitagrawal@gmail.com \
--cc=rientjes@google.com \
--cc=sergey.senozhatsky.work@gmail.com \
--cc=sergey.senozhatsky@gmail.com \
--cc=tglx@linutronix.de \
--cc=tim.c.chen@linux.intel.com \
--cc=vinayakm.list@gmail.com \
--cc=will.deacon@arm.com \
--cc=willy@infradead.org \
--cc=x86@kernel.org \
--cc=yang.shi@linux.alibaba.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).