The quilt patch titled
Subject: mm: increase usage of folio_next_index() helper
has been removed from the -mm tree. Its filename was
mm-increase-usage-of-folio_next_index-helper.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
Subject: mm: increase usage of folio_next_index() helper
Date: Tue, 27 Jun 2023 10:43:49 -0700
Simplify code pattern of 'folio->index + folio_nr_pages(folio)' by using
the existing helper folio_next_index().
Link: https://lkml.kernel.org/r/20230627174349.491803-1-sidhartha.kumar@xxxxxxxxxx
Signed-off-by: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
Suggested-by: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Reviewed-by: Christoph Hellwig <hch@xxxxxx>
Cc: Andreas Dilger <adilger.kernel@xxxxxxxxx>
Cc: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Cc: Hugh Dickins <hughd@xxxxxxxxxx>
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>
Cc: Theodore Ts'o <tytso@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/ext4/inode.c | 4 ++--
mm/filemap.c | 8 ++++----
mm/memory.c | 2 +-
mm/shmem.c | 2 +-
mm/truncate.c | 2 +-
5 files changed, 9 insertions(+), 9 deletions(-)
--- a/fs/ext4/inode.c~mm-increase-usage-of-folio_next_index-helper
+++ a/fs/ext4/inode.c
@@ -1569,7 +1569,7 @@ static void mpage_release_unused_pages(s
if (folio->index < mpd->first_page)
continue;
- if (folio->index + folio_nr_pages(folio) - 1 > end)
+ if (folio_next_index(folio) - 1 > end)
continue;
BUG_ON(!folio_test_locked(folio));
BUG_ON(folio_test_writeback(folio));
@@ -2455,7 +2455,7 @@ static int mpage_prepare_extent_to_map(s
if (mpd->map.m_len == 0)
mpd->first_page = folio->index;
- mpd->next_page = folio->index + folio_nr_pages(folio);
+ mpd->next_page = folio_next_index(folio);
/*
* Writeout when we cannot modify metadata is simple.
* Just submit the page. For data=journal mode we
--- a/mm/filemap.c~mm-increase-usage-of-folio_next_index-helper
+++ a/mm/filemap.c
@@ -2075,7 +2075,7 @@ unsigned find_lock_entries(struct addres
if (!xa_is_value(folio)) {
if (folio->index < *start)
goto put;
- if (folio->index + folio_nr_pages(folio) - 1 > end)
+ if (folio_next_index(folio) - 1 > end)
goto put;
if (!folio_trylock(folio))
goto put;
@@ -2174,7 +2174,7 @@ bool folio_more_pages(struct folio *foli
return false;
if (index >= max)
return false;
- return index < folio->index + folio_nr_pages(folio) - 1;
+ return index < folio_next_index(folio) - 1;
}
/**
@@ -2242,7 +2242,7 @@ update_start:
if (folio_test_hugetlb(folio))
*start = folio->index + 1;
else
- *start = folio->index + folio_nr_pages(folio);
+ *start = folio_next_index(folio);
}
out:
rcu_read_unlock();
@@ -2359,7 +2359,7 @@ static void filemap_get_read_batch(struc
break;
if (folio_test_readahead(folio))
break;
- xas_advance(&xas, folio->index + folio_nr_pages(folio) - 1);
+ xas_advance(&xas, folio_next_index(folio) - 1);
continue;
put_folio:
folio_put(folio);
--- a/mm/memory.c~mm-increase-usage-of-folio_next_index-helper
+++ a/mm/memory.c
@@ -3495,7 +3495,7 @@ void unmap_mapping_folio(struct folio *f
VM_BUG_ON(!folio_test_locked(folio));
first_index = folio->index;
- last_index = folio->index + folio_nr_pages(folio) - 1;
+ last_index = folio_next_index(folio) - 1;
details.even_cows = false;
details.single_folio = folio;
--- a/mm/shmem.c~mm-increase-usage-of-folio_next_index-helper
+++ a/mm/shmem.c
@@ -970,7 +970,7 @@ static void shmem_undo_range(struct inod
same_folio = lend < folio_pos(folio) + folio_size(folio);
folio_mark_dirty(folio);
if (!truncate_inode_partial_folio(folio, lstart, lend)) {
- start = folio->index + folio_nr_pages(folio);
+ start = folio_next_index(folio);
if (same_folio)
end = folio->index;
}
--- a/mm/truncate.c~mm-increase-usage-of-folio_next_index-helper
+++ a/mm/truncate.c
@@ -378,7 +378,7 @@ void truncate_inode_pages_range(struct a
if (!IS_ERR(folio)) {
same_folio = lend < folio_pos(folio) + folio_size(folio);
if (!truncate_inode_partial_folio(folio, lstart, lend)) {
- start = folio->index + folio_nr_pages(folio);
+ start = folio_next_index(folio);
if (same_folio)
end = folio->index;
}
_
Patches currently in -mm which might be from sidhartha.kumar@xxxxxxxxxx are
