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-rw-r--r--mm/page-writeback.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index de669636120d..e359f141639d 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -3014,7 +3014,7 @@ bool __folio_end_writeback(struct folio *folio)
if (mapping && mapping_use_writeback_tags(mapping)) {
struct inode *inode = mapping->host;
- struct bdi_writeback *wb = inode_to_wb(inode);
+ struct bdi_writeback *wb;
unsigned long flags;
xa_lock_irqsave(&mapping->i_pages, flags);
@@ -3022,6 +3022,7 @@ bool __folio_end_writeback(struct folio *folio)
__xa_clear_mark(&mapping->i_pages, folio_index(folio),
PAGECACHE_TAG_WRITEBACK);
+ wb = inode_to_wb(inode);
wb_stat_mod(wb, WB_WRITEBACK, -nr);
__wb_writeout_add(wb, nr);
if (!mapping_tagged(mapping, PAGECACHE_TAG_WRITEBACK)) {
@@ -3054,7 +3055,7 @@ void __folio_start_writeback(struct folio *folio, bool keep_write)
if (mapping && mapping_use_writeback_tags(mapping)) {
XA_STATE(xas, &mapping->i_pages, folio_index(folio));
struct inode *inode = mapping->host;
- struct bdi_writeback *wb = inode_to_wb(inode);
+ struct bdi_writeback *wb;
unsigned long flags;
bool on_wblist;
@@ -3065,6 +3066,7 @@ void __folio_start_writeback(struct folio *folio, bool keep_write)
on_wblist = mapping_tagged(mapping, PAGECACHE_TAG_WRITEBACK);
xas_set_mark(&xas, PAGECACHE_TAG_WRITEBACK);
+ wb = inode_to_wb(inode);
wb_stat_mod(wb, WB_WRITEBACK, nr);
if (!on_wblist) {
wb_inode_writeback_start(wb);