1 files changed, 6 insertions, 5 deletions

diff --git a/kernel/kexec.c b/kernel/kexec.c
index ec19b92c7ebd..55936f9cb251 100644
--- a/kernel/kexec.c
+++ b/kernel/kexec.c
@@ -144,7 +144,7 @@ static int do_kimage_alloc(struct kimage **rimage, unsigned long entry,
         /* Initialize the list of destination pages */
         INIT_LIST_HEAD(&image->dest_pages);
 
-        /* Initialize the list of unuseable pages */
+        /* Initialize the list of unusable pages */
         INIT_LIST_HEAD(&image->unuseable_pages);
 
         /* Read in the segments */
@@ -454,7 +454,7 @@ static struct page *kimage_alloc_normal_control_pages(struct kimage *image,
         /* Deal with the destination pages I have inadvertently allocated.
          *
          * Ideally I would convert multi-page allocations into single
-         * page allocations, and add everyting to image->dest_pages.
+         * page allocations, and add everything to image->dest_pages.
          *
          * For now it is simpler to just free the pages.
          */
@@ -602,7 +602,7 @@ static void kimage_free_extra_pages(struct kimage *image)
         /* Walk through and free any extra destination pages I may have */
         kimage_free_page_list(&image->dest_pages);
 
-        /* Walk through and free any unuseable pages I have cached */
+        /* Walk through and free any unusable pages I have cached */
         kimage_free_page_list(&image->unuseable_pages);
 
 }
@@ -1099,7 +1099,8 @@ size_t crash_get_memory_size(void)
         return size;
 }
 
-static void free_reserved_phys_range(unsigned long begin, unsigned long end)
+void __weak crash_free_reserved_phys_range(unsigned long begin,
+                                           unsigned long end)
 {
         unsigned long addr;
 
@@ -1135,7 +1136,7 @@ int crash_shrink_memory(unsigned long new_size)
         start = roundup(start, PAGE_SIZE);
         end = roundup(start + new_size, PAGE_SIZE);
 
-        free_reserved_phys_range(end, crashk_res.end);
+        crash_free_reserved_phys_range(end, crashk_res.end);
 
         if ((start == end) && (crashk_res.parent != NULL))
                 release_resource(&crashk_res);