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Groups > linux.kernel > #1405572
| From | Michal Hocko <mhocko@kernel.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem |
| Date | 2016-05-23 20:50 +0200 |
| Message-ID | <rC35o-13f-23@gated-at.bofh.it> (permalink) |
| References | <rC1Gh-gw-3@gated-at.bofh.it> <rC1Gi-gw-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Mon 23-05-16 20:14:11, Ebru Akagunduz wrote: > Currently khugepaged makes swapin readahead under > down_write. This patch supplies to make swapin > readahead under down_read instead of down_write. You are still keeping down_write. Can we do without it altogether? Blocking mmap_sem of a remote proces for write is certainly not nice. -- Michal Hocko SUSE Labs
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[PATCH 0/3] mm, thp: remove duplication and fix locking issues in swapin Ebru Akagunduz <ebru.akagunduz@gmail.com> - 2016-05-23 19:20 +0200
[PATCH 2/3] mm, thp: fix possible circular locking dependency caused by sum_vm_event() Ebru Akagunduz <ebru.akagunduz@gmail.com> - 2016-05-23 19:20 +0200
[PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem Ebru Akagunduz <ebru.akagunduz@gmail.com> - 2016-05-23 19:20 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem "Kirill A. Shutemov" <kirill@shutemov.name> - 2016-05-23 19:50 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem Michal Hocko <mhocko@kernel.org> - 2016-05-23 20:50 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem Rik van Riel <riel@redhat.com> - 2016-05-23 20:50 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-05-23 21:10 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem Rik van Riel <riel@redhat.com> - 2016-05-23 21:30 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem "Kirill A. Shutemov" <kirill@shutemov.name> - 2016-05-23 22:10 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem Rik van Riel <riel@redhat.com> - 2016-05-23 22:20 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> - 2016-05-23 23:50 +0200
Re: [PATCH 3/3] mm, thp: make swapin readahead under down_read of mmap_sem Andrea Arcangeli <aarcange@redhat.com> - 2016-05-24 01:10 +0200
[PATCH 1/3] mm, thp: remove duplication of included header Ebru Akagunduz <ebru.akagunduz@gmail.com> - 2016-05-23 19:20 +0200
Re: [PATCH 0/3] mm, thp: remove duplication and fix locking issues in swapin Ebru Akagunduz <ebru.akagunduz@gmail.com> - 2016-05-23 19:30 +0200
Re: [PATCH 0/3] mm, thp: remove duplication and fix locking issues in swapin Michal Hocko <mhocko@kernel.org> - 2016-05-27 15:20 +0200
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