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fs: don't open code lru_to_page()

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Multiple filesystems open code lru_to_page().  Rectify this by moving
the macro from mm_inline (which is specific to lru stuff) to the more
generic mm.h header and start using the macro where appropriate.

No functional changes.

Link: http://lkml.kernel.org/r/20181129104810.23361-1-nborisov@suse.com
Link: https://lkml.kernel.org/r/20181129075301.29087-1-nborisov@suse.com
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Mike Rapoport <rppt@linux.ibm.com>
Acked-by: Pankaj gupta <pagupta@redhat.com>
Acked-by: "Yan, Zheng" <zyan@redhat.com>		[ceph]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nikolay Borisov 2019-01-03 15:29:02 -08:00 • committed by Linus Torvalds
parent 08d405c8b8
commit f86196ea87
10 changed files with 15 additions and 15 deletions
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3
fs/btrfs/extent_io.c
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@ -4103,8 +4103,7 @@ int extent_readpages(struct address_space *mapping, struct list_head *pages,
while (!list_empty(pages)) {
for (nr = 0; nr < ARRAY_SIZE(pagepool) && !list_empty(pages);) {
struct page *page = list_entry(pages->prev,
struct page, lru);
struct page *page = lru_to_page(pages);
prefetchw(&page->flags);
list_del(&page->lru);