mk-rootfs.sh

hc

2023-12-11 072de836f53be56a70cecf70b43ae43b7ce17376

 kernel/net/rds/info.c
..
..
@@ -162,7 +162,6 @@
162
162
 	struct rds_info_lengths lens;
163
163
 	unsigned long nr_pages = 0;
164
164
 	unsigned long start;
165
-	unsigned long i;
166
165
 	rds_info_func func;
167
166
 	struct page **pages = NULL;
168
167
 	int ret;
..
..
@@ -193,7 +192,7 @@
193
192
 		ret = -ENOMEM;
194
193
 		goto out;
195
194
 	}
196
-	ret = get_user_pages_fast(start, nr_pages, 1, pages);
195
+	ret = pin_user_pages_fast(start, nr_pages, FOLL_WRITE, pages);
197
196
 	if (ret != nr_pages) {
198
197
 		if (ret > 0)
199
198
 			nr_pages = ret;
..
..
@@ -235,8 +234,8 @@
235
234
 		ret = -EFAULT;
236
235
 
237
236
 out:
238
-	for (i = 0; pages && i < nr_pages; i++)
239
-		put_page(pages[i]);
237
+	if (pages)
238
+		unpin_user_pages(pages, nr_pages);
240
239
 	kfree(pages);
241
240
 
242
241
 	return ret;