Thread (24 messages) 24 messages, 6 authors, 2018-02-12

[PATCH 3/6] struct page: add field for vm_struct

From: willy@infradead.org (Matthew Wilcox)
Date: 2018-02-06 12:37:35
Also in: linux-mm, lkml

On Tue, Jan 30, 2018 at 05:14:43PM +0200, Igor Stoppa wrote:
quoted hunk ↗ jump to hunk
@@ -1744,6 +1748,7 @@ void *__vmalloc_node_range(unsigned long size, unsigned long align,
 			const void *caller)
 {
 	struct vm_struct *area;
+	unsigned int page_counter;
 	void *addr;
 	unsigned long real_size = size;
 
@@ -1769,6 +1774,9 @@ void *__vmalloc_node_range(unsigned long size, unsigned long align,
 
 	kmemleak_vmalloc(area, size, gfp_mask);
 
+	for (page_counter = 0; page_counter < area->nr_pages; page_counter++)
+		area->pages[page_counter]->area = area;
+
 	return addr;
 
LOCAL variable names should be short, and to the point.  If you have
some random integer loop counter, it should probably be called ``i``.
Calling it ``loop_counter`` is non-productive, if there is no chance of it
being mis-understood.  Similarly, ``tmp`` can be just about any type of
variable that is used to hold a temporary value.

(Documentation/process/coding-style.rst)
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