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-rw-r--r--mm/filemap.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index bcdc393b6580..dac95a24deac 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -2327,7 +2327,7 @@ struct page *grab_cache_page_write_begin(struct address_space *mapping,
repeat:
page = find_lock_page(mapping, index);
if (page)
- return page;
+ goto found;
page = __page_cache_alloc(mapping_gfp_mask(mapping) & ~gfp_notmask);
if (!page)
@@ -2340,6 +2340,8 @@ repeat:
goto repeat;
return NULL;
}
+found:
+ wait_on_page_writeback(page);
return page;
}
EXPORT_SYMBOL(grab_cache_page_write_begin);