Re: [PATCH v3 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree()

[PATCH v3 00/18] Folio conversion of memcg · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
[PATCH v3 01/18] mm: Add folio_nid() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 01/18] mm: Add folio_nid() · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 02/18] mm/memcg: Remove 'page' parameter to mem_cgroup_charge_statistics() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 02/18] mm/memcg: Remove 'page' parameter to mem_cgroup_charge_statistics() · Johannes Weiner <hannes@cmpxchg.org> · 2021-06-30
[PATCH v3 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree() · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree() · Johannes Weiner <hannes@cmpxchg.org> · 2021-06-30
Re: [PATCH v3 03/18] mm/memcg: Use the node id in mem_cgroup_update_tree() · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 04/18] mm/memcg: Remove soft_limit_tree_node() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 04/18] mm/memcg: Remove soft_limit_tree_node() · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 04/18] mm/memcg: Remove soft_limit_tree_node() · Johannes Weiner <hannes@cmpxchg.org> · 2021-06-30
Re: [PATCH v3 04/18] mm/memcg: Remove soft_limit_tree_node() · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 05/18] mm/memcg: Convert memcg_check_events to take a node ID · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 05/18] mm/memcg: Convert memcg_check_events to take a node ID · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 05/18] mm/memcg: Convert memcg_check_events to take a node ID · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 05/18] mm/memcg: Convert memcg_check_events to take a node ID · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 06/18] mm/memcg: Add folio_memcg() and related functions · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 06/18] mm/memcg: Add folio_memcg() and related functions · kernel test robot <hidden> · 2021-06-30
Re: [PATCH v3 06/18] mm/memcg: Add folio_memcg() and related functions · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 07/18] mm/memcg: Convert commit_charge() to take a folio · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
[PATCH v3 08/18] mm/memcg: Convert mem_cgroup_charge() to take a folio · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 08/18] mm/memcg: Convert mem_cgroup_charge() to take a folio · kernel test robot <hidden> · 2021-06-30
Re: [PATCH v3 08/18] mm/memcg: Convert mem_cgroup_charge() to take a folio · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 09/18] mm/memcg: Convert uncharge_page() to uncharge_folio() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 09/18] mm/memcg: Convert uncharge_page() to uncharge_folio() · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 10/18] mm/memcg: Convert mem_cgroup_uncharge() to take a folio · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 10/18] mm/memcg: Convert mem_cgroup_uncharge() to take a folio · kernel test robot <hidden> · 2021-06-30
Re: [PATCH v3 10/18] mm/memcg: Convert mem_cgroup_uncharge() to take a folio · Christoph Hellwig <hch@infradead.org> · 2021-07-01
Re: [PATCH v3 10/18] mm/memcg: Convert mem_cgroup_uncharge() to take a folio · Matthew Wilcox <willy@infradead.org> · 2021-07-07
[PATCH v3 11/18] mm/memcg: Convert mem_cgroup_migrate() to take folios · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 11/18] mm/memcg: Convert mem_cgroup_migrate() to take folios · Christoph Hellwig <hch@infradead.org> · 2021-07-01
[PATCH v3 12/18] mm/memcg: Convert mem_cgroup_track_foreign_dirty_slowpath() to folio · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
[PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Matthew Wilcox <willy@infradead.org> · 2021-07-07
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Michal Hocko <mhocko@suse.com> · 2021-07-08
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Johannes Weiner <hannes@cmpxchg.org> · 2021-07-07
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Matthew Wilcox <willy@infradead.org> · 2021-07-07
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Johannes Weiner <hannes@cmpxchg.org> · 2021-07-07
Re: [PATCH v3 13/18] mm/memcg: Add folio_memcg_lock() and folio_memcg_unlock() · Matthew Wilcox <willy@infradead.org> · 2021-07-09
[PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Matthew Wilcox <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Matthew Wilcox <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Michal Hocko <mhocko@suse.com> · 2021-06-30
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Matthew Wilcox <willy@infradead.org> · 2021-07-07
Re: [PATCH v3 14/18] mm/memcg: Convert mem_cgroup_move_account() to use a folio · Michal Hocko <mhocko@suse.com> · 2021-07-08
[PATCH v3 15/18] mm/memcg: Add mem_cgroup_folio_lruvec() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 15/18] mm/memcg: Add mem_cgroup_folio_lruvec() · kernel test robot <hidden> · 2021-06-30
Re: [PATCH v3 15/18] mm/memcg: Add mem_cgroup_folio_lruvec() · Matthew Wilcox <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 15/18] mm/memcg: Add mem_cgroup_folio_lruvec() · Johannes Weiner <hannes@cmpxchg.org> · 2021-06-30
[PATCH v3 16/18] mm/memcg: Add folio_lruvec_lock() and similar functions · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 16/18] mm/memcg: Add folio_lruvec_lock() and similar functions · Michal Hocko <mhocko@suse.com> · 2021-06-30
[PATCH v3 17/18] mm/memcg: Add folio_lruvec_relock_irq() and folio_lruvec_relock_irqsave() · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 17/18] mm/memcg: Add folio_lruvec_relock_irq() and folio_lruvec_relock_irqsave() · Michal Hocko <mhocko@suse.com> · 2021-06-30
[PATCH v3 18/18] mm/workingset: Convert workingset_activation to take a folio · "Matthew Wilcox (Oracle)" <willy@infradead.org> · 2021-06-30
Re: [PATCH v3 00/18] Folio conversion of memcg · Michal Hocko <mhocko@suse.com> · 2021-06-30

From: Christoph Hellwig <hch@infradead.org>
Date: 2021-07-01 06:58:51
Also in: cgroups

On Wed, Jun 30, 2021 at 05:00:19AM +0100, Matthew Wilcox (Oracle) wrote:

By using the node id in mem_cgroup_update_tree(), we can delete
soft_limit_tree_from_page() and mem_cgroup_page_nodeinfo().  Saves 42
bytes of kernel text on my config.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>

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