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Date: Thu, 10 Dec 2020 10:18:12 +0100 From: Oscar Salvador <osalvador@...e.de> To: Muchun Song <songmuchun@...edance.com> Cc: corbet@....net, mike.kravetz@...cle.com, tglx@...utronix.de, mingo@...hat.com, bp@...en8.de, x86@...nel.org, hpa@...or.com, dave.hansen@...ux.intel.com, luto@...nel.org, peterz@...radead.org, viro@...iv.linux.org.uk, akpm@...ux-foundation.org, paulmck@...nel.org, mchehab+huawei@...nel.org, pawan.kumar.gupta@...ux.intel.com, rdunlap@...radead.org, oneukum@...e.com, anshuman.khandual@....com, jroedel@...e.de, almasrymina@...gle.com, rientjes@...gle.com, willy@...radead.org, mhocko@...e.com, song.bao.hua@...ilicon.com, david@...hat.com, duanxiongchun@...edance.com, linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org, linux-mm@...ck.org, linux-fsdevel@...r.kernel.org Subject: Re: [PATCH v8 00/12] Free some vmemmap pages of HugeTLB page On Thu, Dec 10, 2020 at 11:55:14AM +0800, Muchun Song wrote: > Muchun Song (12): > mm/memory_hotplug: Factor out bootmem core functions to bootmem_info.c > mm/hugetlb: Introduce a new config HUGETLB_PAGE_FREE_VMEMMAP > mm/bootmem_info: Introduce free_bootmem_page helper > mm/hugetlb: Free the vmemmap pages associated with each HugeTLB page > mm/hugetlb: Defer freeing of HugeTLB pages > mm/hugetlb: Allocate the vmemmap pages associated with each HugeTLB > page > mm/hugetlb: Set the PageHWPoison to the raw error page > mm/hugetlb: Flush work when dissolving hugetlb page > mm/hugetlb: Add a kernel parameter hugetlb_free_vmemmap > mm/hugetlb: Introduce nr_free_vmemmap_pages in the struct hstate > mm/hugetlb: Gather discrete indexes of tail page > mm/hugetlb: Optimize the code with the help of the compiler Well, we went from 24 patches down to 12 patches. Not bad at all :-) I will have a look later Thanks -- Oscar Salvador SUSE L3
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