kevin/linux
1
Fork 0
Code

mm: move mapping_set_update out of <linux/swap.h>

Browse Source 
mapping_set_update is only used inside mm/.  Move mapping_set_update to
mm/internal.h and turn it into an inline function instead of a macro.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Matthew Wilcox (Oracle)" <willy@infradead.org>
Signed-off-by: Chandan Babu R <chandanbabu@kernel.org>
This commit is contained in:
Christoph Hellwig 2024-02-19 07:27:09 +01:00 committed by Chandan Babu R
parent 7d5ba7ca6a
commit b64e74e95a
4 changed files with 14 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
include/linux/swap.h
View File

@ -350,16 +350,6 @@ void *workingset_eviction(struct folio *folio, struct mem_cgroup *target_memcg);
void workingset_refault(struct folio *folio, void *shadow);
void workingset_activation(struct folio *folio);
/* Only track the nodes of mappings with shadow entries */
void workingset_update_node(struct xa_node *node);
extern struct list_lru shadow_nodes;
#define mapping_set_update(xas, mapping) do { \
if (!dax_mapping(mapping) && !shmem_mapping(mapping)) { \
xas_set_update(xas, workingset_update_node); \
xas_set_lru(xas, &shadow_nodes); \
} \
} while (0)
/* linux/mm/page_alloc.c */
extern unsigned long totalreserve_pages;

9
mm/filemap.c
View File

@ -124,6 +124,15 @@
* ->private_lock (zap_pte_range->block_dirty_folio)
*/
static void mapping_set_update(struct xa_state *xas,
struct address_space *mapping)
{
if (dax_mapping(mapping) || shmem_mapping(mapping))
return;
xas_set_update(xas, workingset_update_node);
xas_set_lru(xas, &shadow_nodes);
}
static void page_cache_delete(struct address_space *mapping,
struct folio *folio, void *shadow)
{

4
mm/internal.h
View File

@ -1266,4 +1266,8 @@ static inline void shrinker_debugfs_remove(struct dentry *debugfs_entry,
}
#endif /* CONFIG_SHRINKER_DEBUG */
/* Only track the nodes of mappings with shadow entries */
void workingset_update_node(struct xa_node *node);
extern struct list_lru shadow_nodes;
#endif /* __MM_INTERNAL_H */

1
mm/workingset.c
View File

@ -16,6 +16,7 @@
#include <linux/dax.h>
#include <linux/fs.h>
#include <linux/mm.h>
#include "internal.h"
/*
* Double CLOCK lists