linux-fsdevel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH v2 00/46] Folio-enabling the page cache
@ 2021-06-22 12:15 Matthew Wilcox (Oracle)
  2021-06-22 12:15 ` [PATCH v2 01/46] mm: Add folio_to_pfn() Matthew Wilcox (Oracle)
                   ` (45 more replies)
  0 siblings, 46 replies; 128+ messages in thread
From: Matthew Wilcox (Oracle) @ 2021-06-22 12:15 UTC (permalink / raw)
  To: akpm; +Cc: Matthew Wilcox (Oracle), linux-fsdevel, linux-mm, linux-kernel

These are all the patches I've collected to date which enable filesystems
to be converted to use folios.  After applying these patches (on top of
folio v12), I have an iomap (ie xfs/zonefs) conversion.  I would expect
filesystems to convert one-by-one, rather than converting all callers of
(say) set_page_writeback() to call folio_start_writeback().

The biggest chunk of this is teaching the writeback code that folios may
be larger than a single page, so there's no (or little) code reduction
from these patches.  Instead it takes us to where we can start preparing
filesystems to see multi-page folios.

Matthew Wilcox (Oracle) (46):
  mm: Add folio_to_pfn()
  mm: Add folio_rmapping()
  mm: Add kmap_local_folio()
  mm: Add flush_dcache_folio()
  mm: Add arch_make_folio_accessible()
  mm: Add folio_young() and folio_idle()
  mm/workingset: Convert workingset_activation to take a folio
  mm/swap: Add folio_activate()
  mm/swap: Add folio_mark_accessed()
  mm/rmap: Add folio_mkclean()
  mm/memcg: Remove 'page' parameter to mem_cgroup_charge_statistics()
  mm/memcg: Use the node id in mem_cgroup_update_tree()
  mm/memcg: Convert commit_charge() to take a folio
  mm/memcg: Add folio_charge_cgroup()
  mm/memcg: Add folio_uncharge_cgroup()
  mm/memcg: Add folio_migrate_cgroup()
  mm/memcg: Convert mem_cgroup_track_foreign_dirty_slowpath() to folio
  mm/migrate: Add folio_migrate_mapping()
  mm/migrate: Add folio_migrate_flags()
  mm/migrate: Add folio_migrate_copy()
  mm/writeback: Rename __add_wb_stat() to wb_stat_mod()
  flex_proportions: Allow N events instead of 1
  mm/writeback: Change __wb_writeout_inc() to __wb_writeout_add()
  mm/writeback: Add __folio_end_writeback()
  mm/writeback: Add folio_start_writeback()
  mm/writeback: Add folio_mark_dirty()
  mm/writeback: Add __folio_mark_dirty()
  mm/writeback: Add filemap_dirty_folio()
  mm/writeback: Add folio_account_cleaned()
  mm/writeback: Add folio_cancel_dirty()
  mm/writeback: Add folio_clear_dirty_for_io()
  mm/writeback: Add folio_account_redirty()
  mm/writeback: Add folio_redirty_for_writepage()
  mm/filemap: Add i_blocks_per_folio()
  mm/filemap: Add folio_mkwrite_check_truncate()
  mm/filemap: Add readahead_folio()
  mm/workingset: Convert workingset_refault() to take a folio
  mm: Add folio_evictable()
  mm/lru: Convert __pagevec_lru_add_fn to take a folio
  mm/lru: Add folio_add_lru()
  mm/page_alloc: Add folio allocation functions
  mm/filemap: Add filemap_alloc_folio
  mm/filemap: Add filemap_add_folio
  mm/filemap: Convert mapping_get_entry to return a folio
  mm/filemap: Add filemap_get_folio
  mm/filemap: Add FGP_STABLE

 .../admin-guide/cgroup-v1/memcg_test.rst      |   2 +-
 Documentation/core-api/cachetlb.rst           |   6 +
 arch/nds32/include/asm/cacheflush.h           |   1 +
 fs/jfs/jfs_metapage.c                         |   1 +
 include/asm-generic/cacheflush.h              |   6 +
 include/linux/backing-dev.h                   |   6 +-
 include/linux/flex_proportions.h              |   9 +-
 include/linux/gfp.h                           |  22 +-
 include/linux/highmem-internal.h              |  11 +
 include/linux/highmem.h                       |  38 ++
 include/linux/ksm.h                           |   4 +-
 include/linux/memcontrol.h                    |  28 +-
 include/linux/migrate.h                       |   4 +
 include/linux/mm.h                            |  51 +--
 include/linux/page-flags.h                    |  20 +-
 include/linux/page_idle.h                     |  99 +++--
 include/linux/page_owner.h                    |   8 +-
 include/linux/pagemap.h                       | 195 ++++++---
 include/linux/rmap.h                          |  10 +-
 include/linux/swap.h                          |  10 +-
 include/linux/writeback.h                     |   9 +-
 include/trace/events/writeback.h              |   8 +-
 kernel/bpf/verifier.c                         |   2 +-
 lib/flex_proportions.c                        |  28 +-
 mm/filemap.c                                  | 240 +++++------
 mm/folio-compat.c                             |  98 +++++
 mm/internal.h                                 |  35 +-
 mm/ksm.c                                      |  31 +-
 mm/memcontrol.c                               | 124 +++---
 mm/memory.c                                   |   3 +-
 mm/mempolicy.c                                |  10 +
 mm/migrate.c                                  | 242 +++++------
 mm/page-writeback.c                           | 383 ++++++++++--------
 mm/page_alloc.c                               |  12 +
 mm/page_owner.c                               |  10 +-
 mm/rmap.c                                     |  12 +-
 mm/shmem.c                                    |   5 +-
 mm/swap.c                                     | 137 ++++---
 mm/swap_state.c                               |   2 +-
 mm/util.c                                     |  33 +-
 mm/workingset.c                               |  44 +-
 41 files changed, 1158 insertions(+), 841 deletions(-)

-- 
2.30.2


^ permalink raw reply	[flat|nested] 128+ messages in thread

end of thread, other threads:[~2021-06-28 15:54 UTC | newest]

Thread overview: 128+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2021-06-22 12:15 [PATCH v2 00/46] Folio-enabling the page cache Matthew Wilcox (Oracle)
2021-06-22 12:15 ` [PATCH v2 01/46] mm: Add folio_to_pfn() Matthew Wilcox (Oracle)
2021-06-23  7:49   ` Christoph Hellwig
2021-06-24 15:12     ` Matthew Wilcox
2021-06-28  6:18       ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 02/46] mm: Add folio_rmapping() Matthew Wilcox (Oracle)
2021-06-23  7:56   ` Christoph Hellwig
2021-06-24 15:51     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 03/46] mm: Add kmap_local_folio() Matthew Wilcox (Oracle)
2021-06-23  7:58   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 04/46] mm: Add flush_dcache_folio() Matthew Wilcox (Oracle)
2021-06-22 12:15 ` [PATCH v2 05/46] mm: Add arch_make_folio_accessible() Matthew Wilcox (Oracle)
2021-06-23  8:00   ` Christoph Hellwig
2021-06-24 15:57     ` Matthew Wilcox
2021-06-28  6:21       ` Christoph Hellwig
2021-06-28 14:07         ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 06/46] mm: Add folio_young() and folio_idle() Matthew Wilcox (Oracle)
2021-06-22 12:15 ` [PATCH v2 07/46] mm/workingset: Convert workingset_activation to take a folio Matthew Wilcox (Oracle)
2021-06-23  8:02   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 08/46] mm/swap: Add folio_activate() Matthew Wilcox (Oracle)
2021-06-23  8:04   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 09/46] mm/swap: Add folio_mark_accessed() Matthew Wilcox (Oracle)
2021-06-23  8:07   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 10/46] mm/rmap: Add folio_mkclean() Matthew Wilcox (Oracle)
2021-06-23  8:08   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 11/46] mm/memcg: Remove 'page' parameter to mem_cgroup_charge_statistics() Matthew Wilcox (Oracle)
2021-06-23  8:09   ` Christoph Hellwig
2021-06-25  7:58   ` Michal Hocko
2021-06-22 12:15 ` [PATCH v2 12/46] mm/memcg: Use the node id in mem_cgroup_update_tree() Matthew Wilcox (Oracle)
2021-06-23  8:12   ` Christoph Hellwig
2021-06-24 16:19     ` Matthew Wilcox
2021-06-25  8:05       ` Michal Hocko
2021-06-22 12:15 ` [PATCH v2 13/46] mm/memcg: Convert commit_charge() to take a folio Matthew Wilcox (Oracle)
2021-06-23  8:13   ` Christoph Hellwig
2021-06-25  8:11   ` Michal Hocko
2021-06-22 12:15 ` [PATCH v2 14/46] mm/memcg: Add folio_charge_cgroup() Matthew Wilcox (Oracle)
2021-06-23  8:15   ` Christoph Hellwig
2021-06-24 16:42     ` Matthew Wilcox
2021-06-25  8:22       ` Michal Hocko
2021-06-25 11:34         ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 15/46] mm/memcg: Add folio_uncharge_cgroup() Matthew Wilcox (Oracle)
2021-06-23  8:16   ` Christoph Hellwig
2021-06-25  8:25   ` Michal Hocko
2021-06-25 11:21     ` Matthew Wilcox
2021-06-25 13:21       ` Michal Hocko
2021-06-22 12:15 ` [PATCH v2 16/46] mm/memcg: Add folio_migrate_cgroup() Matthew Wilcox (Oracle)
2021-06-23  8:19   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 17/46] mm/memcg: Convert mem_cgroup_track_foreign_dirty_slowpath() to folio Matthew Wilcox (Oracle)
2021-06-23  8:21   ` Christoph Hellwig
2021-06-24 17:37     ` Matthew Wilcox
2021-06-28  6:24       ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 18/46] mm/migrate: Add folio_migrate_mapping() Matthew Wilcox (Oracle)
2021-06-23  8:22   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 19/46] mm/migrate: Add folio_migrate_flags() Matthew Wilcox (Oracle)
2021-06-23  8:28   ` Christoph Hellwig
2021-06-24 17:55     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 20/46] mm/migrate: Add folio_migrate_copy() Matthew Wilcox (Oracle)
2021-06-23  8:35   ` Christoph Hellwig
2021-06-24 18:02     ` Matthew Wilcox
2021-06-28  6:26       ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 21/46] mm/writeback: Rename __add_wb_stat() to wb_stat_mod() Matthew Wilcox (Oracle)
2021-06-23  8:37   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 22/46] flex_proportions: Allow N events instead of 1 Matthew Wilcox (Oracle)
2021-06-23  8:41   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 23/46] mm/writeback: Change __wb_writeout_inc() to __wb_writeout_add() Matthew Wilcox (Oracle)
2021-06-23  8:45   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 24/46] mm/writeback: Add __folio_end_writeback() Matthew Wilcox (Oracle)
2021-06-23  9:15   ` Christoph Hellwig
2021-06-24 18:20     ` Matthew Wilcox
2021-06-28  6:33       ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 25/46] mm/writeback: Add folio_start_writeback() Matthew Wilcox (Oracle)
2021-06-23  9:18   ` Christoph Hellwig
2021-06-24 18:33     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 26/46] mm/writeback: Add folio_mark_dirty() Matthew Wilcox (Oracle)
2021-06-23  9:21   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 27/46] mm/writeback: Add __folio_mark_dirty() Matthew Wilcox (Oracle)
2021-06-23  9:27   ` Christoph Hellwig
2021-06-24 18:37     ` Matthew Wilcox
2021-06-28  6:03       ` Christoph Hellwig
2021-06-28 15:43         ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 28/46] mm/writeback: Add filemap_dirty_folio() Matthew Wilcox (Oracle)
2021-06-23  9:32   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 29/46] mm/writeback: Add folio_account_cleaned() Matthew Wilcox (Oracle)
2021-06-23  9:36   ` Christoph Hellwig
2021-06-24 20:06     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 30/46] mm/writeback: Add folio_cancel_dirty() Matthew Wilcox (Oracle)
2021-06-23  9:39   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 31/46] mm/writeback: Add folio_clear_dirty_for_io() Matthew Wilcox (Oracle)
2021-06-23  9:43   ` Christoph Hellwig
2021-06-24 20:09     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 32/46] mm/writeback: Add folio_account_redirty() Matthew Wilcox (Oracle)
2021-06-23  9:44   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 33/46] mm/writeback: Add folio_redirty_for_writepage() Matthew Wilcox (Oracle)
2021-06-23  9:45   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 34/46] mm/filemap: Add i_blocks_per_folio() Matthew Wilcox (Oracle)
2021-06-23  9:46   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 35/46] mm/filemap: Add folio_mkwrite_check_truncate() Matthew Wilcox (Oracle)
2021-06-23  9:47   ` Christoph Hellwig
2021-06-23 13:19     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 36/46] mm/filemap: Add readahead_folio() Matthew Wilcox (Oracle)
2021-06-23  9:50   ` Christoph Hellwig
2021-06-24 23:46     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 37/46] mm/workingset: Convert workingset_refault() to take a folio Matthew Wilcox (Oracle)
2021-06-23  9:52   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 38/46] mm: Add folio_evictable() Matthew Wilcox (Oracle)
2021-06-23  9:54   ` Christoph Hellwig
2021-06-24 23:50     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 39/46] mm/lru: Convert __pagevec_lru_add_fn to take a folio Matthew Wilcox (Oracle)
2021-06-23  9:55   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 40/46] mm/lru: Add folio_add_lru() Matthew Wilcox (Oracle)
2021-06-23  9:56   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 41/46] mm/page_alloc: Add folio allocation functions Matthew Wilcox (Oracle)
2021-06-23  9:58   ` Christoph Hellwig
2021-06-25  1:06     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 42/46] mm/filemap: Add filemap_alloc_folio Matthew Wilcox (Oracle)
2021-06-23  9:59   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 43/46] mm/filemap: Add filemap_add_folio Matthew Wilcox (Oracle)
2021-06-23 11:30   ` Christoph Hellwig
2021-06-25  1:57     ` Matthew Wilcox
2021-06-22 12:15 ` [PATCH v2 44/46] mm/filemap: Convert mapping_get_entry to return a folio Matthew Wilcox (Oracle)
2021-06-23 11:32   ` Christoph Hellwig
2021-06-25  3:29     ` Matthew Wilcox
2021-06-28  6:07       ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 45/46] mm/filemap: Add filemap_get_folio Matthew Wilcox (Oracle)
2021-06-23 11:39   ` Christoph Hellwig
2021-06-22 12:15 ` [PATCH v2 46/46] mm/filemap: Add FGP_STABLE Matthew Wilcox (Oracle)
2021-06-23 11:43   ` Christoph Hellwig
2021-06-23 12:15     ` Matthew Wilcox

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).