[PATCH] swsusp: fix comments

Fix comments in swsusp.

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

diff --git a/kernel/power/power.h b/kernel/power/power.h
index cd6a349..9c9167d 100644 (file)
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -1,7 +1,7 @@
 #include <linux/suspend.h>
 #include <linux/utsname.h>
 
-/* With SUSPEND_CONSOLE defined, it suspend looks *really* cool, but
+/* With SUSPEND_CONSOLE defined suspend looks *really* cool, but
    we probably do not take enough locks for switching consoles, etc,
    so bad things might happen.
 */

diff --git a/kernel/power/swsusp.c b/kernel/power/swsusp.c
index 353f37f..1cc9ff2 100644 (file)
--- a/kernel/power/swsusp.c
+++ b/kernel/power/swsusp.c
@@ -363,7 +363,7 @@ static void lock_swapdevices(void)
 }
 
 /**
- *     write_swap_page - Write one page to a fresh swap location.
+ *     write_page - Write one page to a fresh swap location.
  *     @addr:  Address we're writing.
  *     @loc:   Place to store the entry we used.
  *
@@ -863,6 +863,9 @@ static int alloc_image_pages(void)
        return 0;
 }
 
+/* Free pages we allocated for suspend. Suspend pages are alocated
+ * before atomic copy, so we need to free them after resume.
+ */
 void swsusp_free(void)
 {
        BUG_ON(PageNosave(virt_to_page(pagedir_save)));
@@ -1213,8 +1216,9 @@ static struct pbe * swsusp_pagedir_relocate(struct pbe *pblist)
                free_pagedir(pblist);
                free_eaten_memory();
                pblist = NULL;
-       }
-       else
+               /* Is this even worth handling? It should never ever happen, and we
+                  have just lost user's state, anyway... */
+       } else
                printk("swsusp: Relocated %d pages\n", rel);
 
        return pblist;