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From: Wenkuan Wang <wwk0817@gmail.com>
To: Mina Almasry <almasrymina@google.com>, mike.kravetz@oracle.com
Cc: shuah@kernel.org, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, linux-kselftest@vger.kernel.org,
	cgroups@vger.kernel.org, aneesh.kumar@linux.vnet.ibm.com
Subject: Re: [PATCH v8 5/9] hugetlb: disable region_add file_region coalescing
Date: Sun, 17 Nov 2019 19:03:16 +0800
Message-ID: <010d5a90-3ebf-30e5-8829-a61f01b6f620@gmail.com> (raw)
In-Reply-To: <20191030013701.39647-5-almasrymina@google.com>



On 10/30/19 9:36 AM, Mina Almasry wrote:
> /* Must be called with resv->lock held. Calling this with count_only == true
> * will count the number of pages to be added but will not modify the linked
> - * list.
> + * list. If regions_needed != NULL and count_only == true, then regions_needed
> + * will indicate the number of file_regions needed in the cache to carry out to
> + * add the regions for this range.
> */
> static long add_reservation_in_range(struct resv_map *resv, long f, long t,

Hi Mina,

Would you please share which tree this patch set used? this patch 5/9 can't be
applied with Linus's tree and add_reservation_in_range can't be found.

Thanks
Wenkuan

> - bool count_only)
> + long *regions_needed, bool count_only)
> {
> - long chg = 0;
> + long add = 0;
> struct list_head *head = &resv->regions;
> + long last_accounted_offset = f;
> struct file_region *rg = NULL, *trg = NULL, *nrg = NULL;
> - /* Locate the region we are before or

  parent reply index

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-30  1:36 [PATCH v8 1/9] hugetlb_cgroup: Add hugetlb_cgroup reservation counter Mina Almasry
2019-10-30  1:36 ` [PATCH v8 2/9] hugetlb_cgroup: add interface for charge/uncharge hugetlb reservations Mina Almasry
2019-11-08  0:57   ` Mike Kravetz
2019-11-08 23:48     ` Mina Almasry
2019-11-09  0:01       ` Mike Kravetz
2019-11-09  0:40         ` Mina Almasry
2019-11-09  0:46           ` Mike Kravetz
2019-11-25 20:26             ` Mina Almasry
2019-11-26  0:05               ` Mike Kravetz
2019-10-30  1:36 ` [PATCH v8 3/9] hugetlb_cgroup: add cgroup-v2 support Mina Almasry
2019-10-30  1:36 ` [PATCH v8 4/9] hugetlb_cgroup: add reservation accounting for private mappings Mina Almasry
2019-10-30  1:36 ` [PATCH v8 5/9] hugetlb: disable region_add file_region coalescing Mina Almasry
2019-11-01 23:23   ` Mike Kravetz
2019-11-04 21:04     ` Mina Almasry
2019-11-04 21:15       ` Mike Kravetz
2019-11-04 21:19         ` Mina Almasry
2019-11-17 11:03   ` Wenkuan Wang [this message]
2019-11-18 19:41     ` Mina Almasry
2019-10-30  1:36 ` [PATCH v8 6/9] hugetlb_cgroup: add accounting for shared mappings Mina Almasry
2019-10-30  1:36 ` [PATCH v8 7/9] hugetlb_cgroup: support noreserve mappings Mina Almasry
2019-10-30  1:37 ` [PATCH v8 8/9] hugetlb_cgroup: Add hugetlb_cgroup reservation tests Mina Almasry
2019-10-30  1:37 ` [PATCH v8 9/9] hugetlb_cgroup: Add hugetlb_cgroup reservation docs Mina Almasry
2019-11-07 23:42 ` [PATCH v8 1/9] hugetlb_cgroup: Add hugetlb_cgroup reservation counter Mike Kravetz
2019-11-08 23:35   ` Mina Almasry

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