From: Muchun Song <muchun.song@linux.dev>
To: Mike Kravetz <mike.kravetz@oracle.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Cc: Muchun Song <songmuchun@bytedance.com>,
Joao Martins <joao.m.martins@oracle.com>,
Oscar Salvador <osalvador@suse.de>,
David Hildenbrand <david@redhat.com>,
Miaohe Lin <linmiaohe@huawei.com>,
David Rientjes <rientjes@google.com>,
Anshuman Khandual <anshuman.khandual@arm.com>,
Naoya Horiguchi <naoya.horiguchi@linux.dev>,
Barry Song <song.bao.hua@hisilicon.com>,
Michal Hocko <mhocko@suse.com>,
Matthew Wilcox <willy@infradead.org>,
Xiongchun Duan <duanxiongchun@bytedance.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v2 06/11] hugetlb: perform vmemmap optimization on a list of pages
Date: Wed, 6 Sep 2023 15:30:41 +0800 [thread overview]
Message-ID: <15aeb29a-1201-f86c-2cc5-cc583120fe4e@linux.dev> (raw)
In-Reply-To: <20230905214412.89152-7-mike.kravetz@oracle.com>
On 2023/9/6 05:44, Mike Kravetz wrote:
> When adding hugetlb pages to the pool, we first create a list of the
> allocated pages before adding to the pool. Pass this list of pages to a
> new routine hugetlb_vmemmap_optimize_folios() for vmemmap optimization.
>
> We also modify the routine vmemmap_should_optimize() to check for pages
> that are already optimized. There are code paths that might request
> vmemmap optimization twice and we want to make sure this is not
> attempted.
>
> Signed-off-by: Mike Kravetz <mike.kravetz@oracle.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Thanks.
next prev parent reply other threads:[~2023-09-06 7:31 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-05 21:43 [PATCH v2 00/11] Batch hugetlb vmemmap modification operations Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 01/11] hugetlb: set hugetlb page flag before optimizing vmemmap Mike Kravetz
2023-09-06 0:48 ` Matthew Wilcox
2023-09-06 1:05 ` Mike Kravetz
2023-10-13 12:58 ` Naoya Horiguchi
2023-10-13 21:43 ` Mike Kravetz
2023-10-16 22:55 ` Andrew Morton
2023-10-17 3:21 ` Mike Kravetz
2023-10-18 1:58 ` Naoya Horiguchi
2023-10-18 3:43 ` Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 02/11] hugetlb: Use a folio in free_hpage_workfn() Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 03/11] hugetlb: Remove a few calls to page_folio() Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 04/11] hugetlb: Convert remove_pool_huge_page() to remove_pool_hugetlb_folio() Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 05/11] hugetlb: restructure pool allocations Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 06/11] hugetlb: perform vmemmap optimization on a list of pages Mike Kravetz
2023-09-06 7:30 ` Muchun Song [this message]
2023-09-05 21:44 ` [PATCH v2 07/11] hugetlb: perform vmemmap restoration " Mike Kravetz
2023-09-06 7:33 ` Muchun Song
2023-09-06 8:07 ` Muchun Song
2023-09-06 21:12 ` Mike Kravetz
2023-09-07 3:33 ` Muchun Song
2023-09-07 18:54 ` Mike Kravetz
2023-09-08 20:53 ` Mike Kravetz
2023-09-11 3:10 ` Muchun Song
2023-09-06 20:53 ` Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 08/11] hugetlb: batch freeing of vmemmap pages Mike Kravetz
2023-09-06 7:38 ` Muchun Song
2023-09-06 21:38 ` Mike Kravetz
2023-09-07 6:19 ` Muchun Song
2023-09-07 18:47 ` Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 09/11] hugetlb: batch PMD split for bulk vmemmap dedup Mike Kravetz
2023-09-06 8:24 ` Muchun Song
2023-09-06 9:11 ` [External] " Muchun Song
2023-09-06 9:26 ` Joao Martins
2023-09-06 9:32 ` [External] " Muchun Song
2023-09-06 9:44 ` Joao Martins
2023-09-06 11:34 ` Muchun Song
2023-09-06 9:13 ` Joao Martins
2023-09-05 21:44 ` [PATCH v2 10/11] hugetlb: batch TLB flushes when freeing vmemmap Mike Kravetz
2023-09-07 6:55 ` Muchun Song
2023-09-07 18:57 ` Mike Kravetz
2023-09-05 21:44 ` [PATCH v2 11/11] hugetlb: batch TLB flushes when restoring vmemmap Mike Kravetz
2023-09-07 6:58 ` Muchun Song
2023-09-07 18:58 ` Mike Kravetz
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