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authorMatthew Wilcox (Oracle) <willy@infradead.org>2020-10-13 16:51:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-10-13 18:38:29 -0700
commit9dfc8ff34b951f83632815a87e97a625a11360f0 (patch)
treed19503cd766b5f73a2ab8675bbab2bfc87f90a5d
parent8cf886463ecc621688a9c81c387d0f9ed32e45ea (diff)
downloadlinux-9dfc8ff34b951f83632815a87e97a625a11360f0.tar.bz2
i915: use find_lock_page instead of find_lock_entry
i915 does not want to see value entries. Switch it to use find_lock_page() instead, and remove the export of find_lock_entry(). Move find_lock_entry() and find_get_entry() to mm/internal.h to discourage any future use. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Johannes Weiner <hannes@cmpxchg.org> Cc: Alexey Dobriyan <adobriyan@gmail.com> Cc: Chris Wilson <chris@chris-wilson.co.uk> Cc: Huang Ying <ying.huang@intel.com> Cc: Hugh Dickins <hughd@google.com> Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Matthew Auld <matthew.auld@intel.com> Cc: William Kucharski <william.kucharski@oracle.com> Link: https://lkml.kernel.org/r/20200910183318.20139-6-willy@infradead.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_shmem.c4
-rw-r--r--include/linux/pagemap.h2
-rw-r--r--mm/filemap.c1
-rw-r--r--mm/internal.h3
4 files changed, 5 insertions, 5 deletions
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
index 38113d3c0138..75e8b71c18b9 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_shmem.c
@@ -258,8 +258,8 @@ shmem_writeback(struct drm_i915_gem_object *obj)
for (i = 0; i < obj->base.size >> PAGE_SHIFT; i++) {
struct page *page;
- page = find_lock_entry(mapping, i);
- if (!page || xa_is_value(page))
+ page = find_lock_page(mapping, i);
+ if (!page)
continue;
if (!page_mapped(page) && clear_page_dirty_for_io(page)) {
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 434c9c34aeb6..9d282fe6700d 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -385,8 +385,6 @@ static inline struct page *find_subpage(struct page *head, pgoff_t index)
return head + (index & (thp_nr_pages(head) - 1));
}
-struct page *find_get_entry(struct address_space *mapping, pgoff_t offset);
-struct page *find_lock_entry(struct address_space *mapping, pgoff_t offset);
unsigned find_get_entries(struct address_space *mapping, pgoff_t start,
unsigned int nr_entries, struct page **entries,
pgoff_t *indices);
diff --git a/mm/filemap.c b/mm/filemap.c
index 748b7b1b4f6d..089a2f02067f 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1726,7 +1726,6 @@ repeat:
}
return page;
}
-EXPORT_SYMBOL(find_lock_entry);
/**
* pagecache_get_page - Find and get a reference to a page.
diff --git a/mm/internal.h b/mm/internal.h
index 10c677655912..a801a4d51f26 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -65,6 +65,9 @@ static inline void ra_submit(struct file_ra_state *ra,
ra->start, ra->size, ra->async_size);
}
+struct page *find_get_entry(struct address_space *mapping, pgoff_t index);
+struct page *find_lock_entry(struct address_space *mapping, pgoff_t index);
+
/**
* page_evictable - test whether a page is evictable
* @page: the page to test