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| author | Matthew Wilcox <willy@infradead.org> | 2017-11-24 14:24:59 -0500 |
|---|---|---|
| committer | Matthew Wilcox <willy@infradead.org> | 2018-10-21 10:46:36 -0400 |
| commit | a97e7904c0806309fd77103005bb7820c3f1c5e4 (patch) | |
| tree | 8cfe89076cd837e7efee4e36a7904b5040eb9442 /include | |
| parent | ff9c745b81ff1e482167fd73558450e66ad43a33 (diff) | |
mm: Convert workingset to XArray
We construct an XA_STATE and use it to delete the node with
xas_store() rather than adding a special function for this unique
use case. Includes a test that simulates this usage for the
test suite.
Signed-off-by: Matthew Wilcox <willy@infradead.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/swap.h | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/include/linux/swap.h b/include/linux/swap.h index 6ea50cf41b4c..112cebcf0402 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -306,15 +306,6 @@ void workingset_update_node(struct xa_node *node); xas_set_update(xas, workingset_update_node); \ } while (0) -/* Returns workingset_update_node() if the mapping has shadow entries. */ -#define workingset_lookup_update(mapping) \ -({ \ - radix_tree_update_node_t __helper = workingset_update_node; \ - if (dax_mapping(mapping) || shmem_mapping(mapping)) \ - __helper = NULL; \ - __helper; \ -}) - /* linux/mm/page_alloc.c */ extern unsigned long totalram_pages; extern unsigned long totalreserve_pages; |