LU-9920 vvp: dirty pages with pagevec

[fs/lustre-release.git] / lustre / mdc / mdc_request.c

diff --git a/lustre/mdc/mdc_request.c b/lustre/mdc/mdc_request.c
index e08bf89..e029696 100644 (file)
--- a/lustre/mdc/mdc_request.c
+++ b/lustre/mdc/mdc_request.c
@@ -1134,16 +1134,17 @@ static struct page *mdc_page_locate(struct address_space *mapping, __u64 *hash,
         */
        unsigned long offset = hash_x_index(*hash, hash64);
        struct page *page;
+       unsigned long flags;
        int found;
 
-       xa_lock_irq(&mapping->i_pages);
+       xa_lock_irqsave(&mapping->i_pages, flags);
        found = radix_tree_gang_lookup(&mapping->page_tree,
                                       (void **)&page, offset, 1);
        if (found > 0 && !radix_tree_exceptional_entry(page)) {
                struct lu_dirpage *dp;
 
                get_page(page);
-               xa_unlock_irq(&mapping->i_pages);
+               xa_unlock_irqrestore(&mapping->i_pages, flags);
                /*
                 * In contrast to find_lock_page() we are sure that directory
                 * page cannot be truncated (while DLM lock is held) and,
@@ -1192,7 +1193,7 @@ static struct page *mdc_page_locate(struct address_space *mapping, __u64 *hash,
                        page = ERR_PTR(-EIO);
                }
        } else {
-               xa_unlock_irq(&mapping->i_pages);
+               xa_unlock_irqrestore(&mapping->i_pages, flags);
                page = NULL;
        }
        return page;