From: Minchan Kim <minchan-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: "Kirill A. Shutemov" <kirill-oKw7cIdHH8eLwutG50LtGA@public.gmane.org>
Cc: Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
Michael Kerrisk
<mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Linux API <linux-api-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Hugh Dickins <hughd-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
Rik van Riel <riel-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
KOSAKI Motohiro
<kosaki.motohiro-+CUm20s59erQFUHtdCDX3A@public.gmane.org>,
Mel Gorman <mgorman-l3A5Bk7waGM@public.gmane.org>,
Jason Evans <je-b10kYP2dOMg@public.gmane.org>,
Zhang Yanfei
<zhangyanfei-BthXqXjhjHXQFUHtdCDX3A@public.gmane.org>
Subject: Re: [PATCH v9] mm: support madvise(MADV_FREE)
Date: Thu, 3 Jul 2014 10:03:19 +0900 [thread overview]
Message-ID: <20140703010318.GA2939@bbox> (raw)
In-Reply-To: <20140701145058.GA2084-nhfs4B5ZimeFUdmeq17FyvUpdFzICT1y@public.gmane.org>
Hello,
On Tue, Jul 01, 2014 at 05:50:58PM +0300, Kirill A. Shutemov wrote:
> On Tue, Jul 01, 2014 at 09:36:15AM +0900, Minchan Kim wrote:
> > + do {
> > + /*
> > + * XXX: We can optimize with supporting Hugepage free
> > + * if the range covers.
> > + */
> > + next = pmd_addr_end(addr, end);
> > + if (pmd_trans_huge(*pmd))
> > + split_huge_page_pmd(vma, addr, pmd);
>
> Could you implement proper THP support before upstreaming the feature?
> It shouldn't be a big deal.
Okay, Hope to review.
Thanks for the feedback!
--
Kind regards,
Minchan Kim
WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Michael Kerrisk <mtk.manpages@gmail.com>,
Linux API <linux-api@vger.kernel.org>,
Hugh Dickins <hughd@google.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>, Jason Evans <je@fb.com>,
Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Subject: Re: [PATCH v9] mm: support madvise(MADV_FREE)
Date: Thu, 3 Jul 2014 10:03:19 +0900 [thread overview]
Message-ID: <20140703010318.GA2939@bbox> (raw)
In-Reply-To: <20140701145058.GA2084@node.dhcp.inet.fi>
Hello,
On Tue, Jul 01, 2014 at 05:50:58PM +0300, Kirill A. Shutemov wrote:
> On Tue, Jul 01, 2014 at 09:36:15AM +0900, Minchan Kim wrote:
> > + do {
> > + /*
> > + * XXX: We can optimize with supporting Hugepage free
> > + * if the range covers.
> > + */
> > + next = pmd_addr_end(addr, end);
> > + if (pmd_trans_huge(*pmd))
> > + split_huge_page_pmd(vma, addr, pmd);
>
> Could you implement proper THP support before upstreaming the feature?
> It shouldn't be a big deal.
Okay, Hope to review.
Thanks for the feedback!
--
Kind regards,
Minchan Kim
--
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WARNING: multiple messages have this Message-ID (diff)
From: Minchan Kim <minchan@kernel.org>
To: "Kirill A. Shutemov" <kirill@shutemov.name>
Cc: Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Michael Kerrisk <mtk.manpages@gmail.com>,
Linux API <linux-api@vger.kernel.org>,
Hugh Dickins <hughd@google.com>,
Johannes Weiner <hannes@cmpxchg.org>,
Rik van Riel <riel@redhat.com>,
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>,
Mel Gorman <mgorman@suse.de>, Jason Evans <je@fb.com>,
Zhang Yanfei <zhangyanfei@cn.fujitsu.com>
Subject: Re: [PATCH v9] mm: support madvise(MADV_FREE)
Date: Thu, 3 Jul 2014 10:03:19 +0900 [thread overview]
Message-ID: <20140703010318.GA2939@bbox> (raw)
In-Reply-To: <20140701145058.GA2084@node.dhcp.inet.fi>
Hello,
On Tue, Jul 01, 2014 at 05:50:58PM +0300, Kirill A. Shutemov wrote:
> On Tue, Jul 01, 2014 at 09:36:15AM +0900, Minchan Kim wrote:
> > + do {
> > + /*
> > + * XXX: We can optimize with supporting Hugepage free
> > + * if the range covers.
> > + */
> > + next = pmd_addr_end(addr, end);
> > + if (pmd_trans_huge(*pmd))
> > + split_huge_page_pmd(vma, addr, pmd);
>
> Could you implement proper THP support before upstreaming the feature?
> It shouldn't be a big deal.
Okay, Hope to review.
Thanks for the feedback!
--
Kind regards,
Minchan Kim
next prev parent reply other threads:[~2014-07-03 1:03 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-01 0:36 [PATCH v9] mm: support madvise(MADV_FREE) Minchan Kim
2014-07-01 0:36 ` Minchan Kim
2014-07-01 14:16 ` Rik van Riel
2014-07-01 14:16 ` Rik van Riel
2014-07-01 14:50 ` Kirill A. Shutemov
2014-07-01 14:50 ` Kirill A. Shutemov
[not found] ` <20140701145058.GA2084-nhfs4B5ZimeFUdmeq17FyvUpdFzICT1y@public.gmane.org>
2014-07-03 1:03 ` Minchan Kim [this message]
2014-07-03 1:03 ` Minchan Kim
2014-07-03 1:03 ` Minchan Kim
2014-07-03 7:29 ` Minchan Kim
2014-07-03 7:29 ` Minchan Kim
2014-07-03 8:29 ` Martin Schwidefsky
2014-07-03 8:29 ` Martin Schwidefsky
2014-07-03 8:37 ` Minchan Kim
2014-07-03 8:37 ` Minchan Kim
2014-07-03 16:01 ` Martin Schwidefsky
2014-07-03 16:01 ` Martin Schwidefsky
2014-07-04 6:41 ` Minchan Kim
2014-07-04 6:41 ` Minchan Kim
2014-07-04 6:41 ` Minchan Kim
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