From: Andrew Morton <akpm@linux-foundation.org>
To: Mike Kravetz <mike.kravetz@oracle.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
linux-api@vger.kernel.org,
Dave Hansen <dave.hansen@linux.intel.com>,
Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
David Rientjes <rientjes@google.com>,
Hugh Dickins <hughd@google.com>,
Davidlohr Bueso <dave@stgolabs.net>,
Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>,
Hillf Danton <hillf.zj@alibaba-inc.com>,
Christoph Hellwig <hch@infradead.org>,
Michal Hocko <mhocko@suse.cz>
Subject: Re: [PATCH v4 00/10] hugetlbfs: add fallocate support
Date: Wed, 22 Jul 2015 15:03:14 -0700 [thread overview]
Message-ID: <20150722150314.8c68d1715641c5533220f092@linux-foundation.org> (raw)
In-Reply-To: <1437502184-14269-1-git-send-email-mike.kravetz@oracle.com>
On Tue, 21 Jul 2015 11:09:34 -0700 Mike Kravetz <mike.kravetz@oracle.com> wrote:
> Changes in this revision address the minor comment and function name
> issues brought up by Naoya Horiguchi. Patch set is also rebased on
> current "mmotm/since-4.1". This revision does not introduce any
> functional changes.
>
> As suggested during the RFC process, tests have been proposed to
> libhugetlbfs as described at:
> http://librelist.com/browser//libhugetlbfs/2015/6/25/patch-tests-add-tests-for-fallocate-system-call/
> fallocate(2) man page modifications are also necessary to specify
> that fallocate for hugetlbfs only operates on whole pages. This
> change will be submitted once the code has stabilized and been
> proposed for merging.
>
> hugetlbfs is used today by applications that want a high degree of
> control over huge page usage. Often, large hugetlbfs files are used
> to map a large number huge pages into the application processes.
> The applications know when page ranges within these large files will
> no longer be used, and ideally would like to release them back to
> the subpool or global pools for other uses. The fallocate() system
> call provides an interface for preallocation and hole punching within
> files. This patch set adds fallocate functionality to hugetlbfs.
>
> v4:
> Renamed vma_abort_reservation() to vma_end_reservation().
>
> ...
>
> v3 patch series:
> Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
> Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>
eek. Please don't hide the reviews and acks in [0/n] like this. I
don't expect to see them there, which causes me to park the patch
series until I'm feeling awake enough to undertake the patchset's first
ever review.
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next prev parent reply other threads:[~2015-07-22 22:03 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-21 18:09 [PATCH v4 00/10] hugetlbfs: add fallocate support Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 01/10] mm/hugetlb: add cache of descriptors to resv_map for region_add Mike Kravetz
2015-07-22 22:03 ` Andrew Morton
2015-07-21 18:09 ` [PATCH v4 02/10] mm/hugetlb: add region_del() to delete a specific range of entries Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 03/10] mm/hugetlb: expose hugetlb fault mutex for use by fallocate Mike Kravetz
2015-07-22 22:03 ` Andrew Morton
2015-07-21 18:09 ` [PATCH v4 04/10] hugetlbfs: hugetlb_vmtruncate_list() needs to take a range to delete Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 05/10] hugetlbfs: truncate_hugepages() takes a range of pages Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 06/10] mm/hugetlb: vma_has_reserves() needs to handle fallocate hole punch Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 07/10] mm/hugetlb: alloc_huge_page handle areas hole punched by fallocate Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 08/10] hugetlbfs: New huge_add_to_page_cache helper routine Mike Kravetz
2015-07-21 18:09 ` [PATCH v4 09/10] hugetlbfs: add hugetlbfs_fallocate() Mike Kravetz
[not found] ` <1437502184-14269-10-git-send-email-mike.kravetz-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2015-07-22 22:03 ` Andrew Morton
2015-07-22 22:23 ` Mike Kravetz
[not found] ` <55B017EE.5020203-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2015-07-22 22:30 ` Andrew Morton
2015-07-21 18:09 ` [PATCH v4 10/10] mm: madvise allow remove operation for hugetlbfs Mike Kravetz
2015-07-22 22:03 ` Andrew Morton [this message]
[not found] ` <1437502184-14269-1-git-send-email-mike.kravetz-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2015-07-22 22:06 ` [PATCH v4 00/10] hugetlbfs: add fallocate support Andrew Morton
[not found] ` <20150722150647.2597c7e5be9ee1eecc438b6f-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2015-07-22 22:19 ` Davidlohr Bueso
[not found] ` <1437603594.3298.5.camel-h16yJtLeMjHk1uMJSBkQmQ@public.gmane.org>
2015-07-22 22:30 ` Andrew Morton
[not found] ` <20150722153023.e8f15eb4e490f79cc029c8cd-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>
2015-07-22 22:34 ` Davidlohr Bueso
[not found] ` <1437604474.3298.7.camel-h16yJtLeMjHk1uMJSBkQmQ@public.gmane.org>
2015-07-22 22:37 ` Andrew Morton
2015-07-22 22:50 ` Davidlohr Bueso
2015-07-22 22:54 ` Davidlohr Bueso
2015-07-22 23:18 ` Mike Kravetz
2015-07-22 23:54 ` Davidlohr Bueso
2015-07-23 0:05 ` David Rientjes
2015-07-23 15:17 ` Eric B Munson
2015-07-23 17:05 ` Mike Kravetz
[not found] ` <55B11EEF.1070605-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2015-07-23 17:17 ` Eric B Munson
2015-07-23 17:29 ` Mike Kravetz
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