}
+static void kimage_free_page_list(struct list_head *list);
+
static int kimage_normal_alloc(struct kimage **rimage, unsigned long entry,
unsigned long nr_segments,
struct kexec_segment __user *segments)
if (result)
goto out;
- *rimage = image;
-
/*
* Find a location for the control code buffer, and add it
* the vector of segments so that it's pages will also be
get_order(KEXEC_CONTROL_PAGE_SIZE));
if (!image->control_code_page) {
printk(KERN_ERR "Could not allocate control_code_buffer\n");
- goto out;
+ goto out_free;
}
image->swap_page = kimage_alloc_control_pages(image, 0);
if (!image->swap_page) {
printk(KERN_ERR "Could not allocate swap buffer\n");
- goto out;
+ goto out_free;
}
- result = 0;
- out:
- if (result == 0)
- *rimage = image;
- else
- kfree(image);
+ *rimage = image;
+ return 0;
+out_free:
+ kimage_free_page_list(&image->control_pages);
+ kfree(image);
+out:
return result;
}
mend = mstart + image->segment[i].memsz - 1;
/* Ensure we are within the crash kernel limits */
if ((mstart < crashk_res.start) || (mend > crashk_res.end))
- goto out;
+ goto out_free;
}
/*
get_order(KEXEC_CONTROL_PAGE_SIZE));
if (!image->control_code_page) {
printk(KERN_ERR "Could not allocate control_code_buffer\n");
- goto out;
+ goto out_free;
}
- result = 0;
-out:
- if (result == 0)
- *rimage = image;
- else
- kfree(image);
+ *rimage = image;
+ return 0;
+out_free:
+ kfree(image);
+out:
return result;
}
if (hole_end > KEXEC_CRASH_CONTROL_MEMORY_LIMIT)
break;
- if (hole_end > crashk_res.end)
- break;
/* See if I overlap any of the segments */
for (i = 0; i < image->nr_segments; i++) {
unsigned long mstart, mend;
VMCOREINFO_OFFSET(page, _count);
VMCOREINFO_OFFSET(page, mapping);
VMCOREINFO_OFFSET(page, lru);
+ VMCOREINFO_OFFSET(page, _mapcount);
+ VMCOREINFO_OFFSET(page, private);
VMCOREINFO_OFFSET(pglist_data, node_zones);
VMCOREINFO_OFFSET(pglist_data, nr_zones);
#ifdef CONFIG_FLAT_NODE_MEM_MAP
VMCOREINFO_NUMBER(PG_lru);
VMCOREINFO_NUMBER(PG_private);
VMCOREINFO_NUMBER(PG_swapcache);
+ VMCOREINFO_NUMBER(PG_slab);
+#ifdef CONFIG_MEMORY_FAILURE
+ VMCOREINFO_NUMBER(PG_hwpoison);
+#endif
+ VMCOREINFO_NUMBER(PAGE_BUDDY_MAPCOUNT_VALUE);
arch_crash_save_vmcoreinfo();
update_vmcoreinfo_note();