From: Davidlohr Bueso <dave@stgolabs.net>
To: Jason Gunthorpe <jgg@ziepe.ca>
Cc: akpm@linux-foundation.org, dledford@redhat.com, jack@suse.de,
ira.weiny@intel.com, linux-rdma@vger.kernel.org,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
dennis.dalessandro@intel.com, mike.marciniszyn@intel.com,
Davidlohr Bueso <dbueso@suse.de>
Subject: Re: [PATCH 3/6] drivers/IB,qib: do not use mmap_sem
Date: Tue, 29 Jan 2019 06:14:45 -0800 [thread overview]
Message-ID: <20190129141445.kch4jxr2ps62ohcw@linux-r8p5> (raw)
In-Reply-To: <20190129044607.GL25106@ziepe.ca>
On Mon, 28 Jan 2019, Jason Gunthorpe wrote:
>.. and I'm looking at some of the other conversions here.. *most
>likely* any caller that is manipulating rlimit for get_user_pages
>should really be calling get_user_pages_longterm, so they should not
>be converted to use _fast?
Yeah this was something that crossed my mind could come up when I
first sent the series. I'll send a v3 where I leave the gup() calls
alone for rdma drivers; and we can at least convert the mmap_sem to
reader.
Thanks,
Davidlohr
next prev parent reply other threads:[~2019-01-29 14:15 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-21 17:42 [PATCH v2 -next 0/6] mm: make pinned_vm atomic and simplify users Davidlohr Bueso
2019-01-21 17:42 ` [PATCH 1/6] mm: make mm->pinned_vm an atomic64 counter Davidlohr Bueso
2019-01-21 21:51 ` Christopher Lameter
2019-01-21 21:51 ` Christopher Lameter
2019-01-22 9:56 ` Jan Kara
2019-01-22 15:45 ` Daniel Jordan
2019-01-23 18:33 ` Jason Gunthorpe
2019-01-28 21:10 ` Andrew Morton
2019-01-21 17:42 ` [PATCH 2/6] mic/scif: do not use mmap_sem Davidlohr Bueso
2019-01-21 17:42 ` [PATCH 3/6] drivers/IB,qib: " Davidlohr Bueso
2019-01-28 23:31 ` Jason Gunthorpe
2019-01-29 4:46 ` Jason Gunthorpe
2019-01-29 14:14 ` Davidlohr Bueso [this message]
2019-01-29 18:50 ` Ira Weiny
2019-01-29 23:19 ` Jason Gunthorpe
2019-01-30 18:01 ` Weiny, Ira
2019-01-31 10:04 ` Jan Kara
2019-01-21 17:42 ` [PATCH 4/6] drivers/IB,hfi1: do not se mmap_sem Davidlohr Bueso
2019-01-21 17:42 ` [PATCH 5/6] drivers/IB,usnic: reduce scope of mmap_sem Davidlohr Bueso
2019-01-21 17:42 ` [PATCH 6/6] drivers/IB,core: " Davidlohr Bueso
2019-01-21 18:32 ` Jason Gunthorpe
2019-01-21 19:12 ` Davidlohr Bueso
2019-01-21 21:53 ` Christopher Lameter
2019-01-21 21:53 ` Christopher Lameter
-- strict thread matches above, loose matches on Subject: below --
2019-01-15 18:12 [PATCH -next 0/6] mm: make pinned_vm atomic and simplify users Davidlohr Bueso
2019-01-15 18:12 ` [PATCH 3/6] drivers/IB,qib: do not use mmap_sem Davidlohr Bueso
2019-01-15 20:29 ` Ira Weiny
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