[PATCH] swsusp: more small fixes

This adds few missing statics to swsusp.c, prints errors even when
non-debugging and fixes last "pmdisk: " message. Fixed few comments. 
Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

kernel/power/disk.c

@@ -163,7 +163,7 @@ static int prepare(void)
  *
  *	If we're going through the firmware, then get it over with quickly.
  *
- *	If not, then call swsusp to do it's thing, then figure out how
+ *	If not, then call swsusp to do its thing, then figure out how
  *	to power down the system.
  */
 
@@ -201,7 +201,7 @@ int pm_suspend_disk(void)
  *	software_resume - Resume from a saved image.
  *
  *	Called as a late_initcall (so all devices are discovered and
- *	initialized), we call pmdisk to see if we have a saved image or not.
+ *	initialized), we call swsusp to see if we have a saved image or not.
  *	If so, we quiesce devices, the restore the saved image. We will
  *	return above (in pm_suspend_disk() ) if everything goes well.
  *	Otherwise, we fail gracefully and return to the normally
@@ -221,7 +221,7 @@ static int software_resume(void)
 		return 0;
 	}
 
-	pr_debug("PM: Reading pmdisk image.\n");
+	pr_debug("PM: Reading swsusp image.\n");
 
 	if ((error = swsusp_read()))
 		goto Done;
@@ -284,7 +284,7 @@ static char * pm_disk_modes[] = {
 
 static ssize_t disk_show(struct subsystem * subsys, char * buf)
 {
-	return sprintf(buf,"%s\n",pm_disk_modes[pm_disk_mode]);
+	return sprintf(buf, "%s\n", pm_disk_modes[pm_disk_mode]);
 }
 
 

kernel/power/main.c

@@ -99,7 +99,7 @@ static int suspend_enter(u32 state)
  *	@state:		State we're coming out of.
  *
  *	Call platform code to clean up, restart processes, and free the 
- *	console that we've allocated.
+ *	console that we've allocated. This is not called for suspend-to-disk.
  */
 
 static void suspend_finish(suspend_state_t state)

kernel/power/swsusp.c

@@ -420,7 +420,7 @@ struct highmem_page {
 	struct highmem_page *next;
 };
 
-struct highmem_page *highmem_copy = NULL;
+static struct highmem_page *highmem_copy;
 
 static int save_highmem_zone(struct zone *zone)
 {
@@ -753,11 +753,11 @@ static int swsusp_alloc(void)
 		return -ENOSPC;
 
 	if ((error = alloc_pagedir())) {
-		pr_debug("suspend: Allocating pagedir failed.\n");
+		printk(KERN_ERR "suspend: Allocating pagedir failed.\n");
 		return error;
 	}
 	if ((error = alloc_image_pages())) {
-		pr_debug("suspend: Allocating image pages failed.\n");
+		printk(KERN_ERR "suspend: Allocating image pages failed.\n");
 		swsusp_free();
 		return error;
 	}
@@ -767,7 +767,7 @@ static int swsusp_alloc(void)
 	return 0;
 }
 
-int suspend_prepare_image(void)
+static int suspend_prepare_image(void)
 {
 	int error;
 
@@ -1050,12 +1050,12 @@ static int submit(int rw, pgoff_t page_off, void * page)
 	return error;
 }
 
-int bio_read_page(pgoff_t page_off, void * page)
+static int bio_read_page(pgoff_t page_off, void * page)
 {
 	return submit(READ, page_off, page);
 }
 
-int bio_write_page(pgoff_t page_off, void * page)
+static int bio_write_page(pgoff_t page_off, void * page)
 {
 	return submit(WRITE, page_off, page);
 }
@@ -1172,7 +1172,7 @@ static int __init read_pagedir(void)
 		return -ENOMEM;
 	pagedir_nosave = (struct pbe *)addr;
 
-	pr_debug("pmdisk: Reading pagedir (%d Pages)\n",n);
+	pr_debug("swsusp: Reading pagedir (%d Pages)\n",n);
 
 	for (i = 0; i < n && !error; i++, addr += PAGE_SIZE) {
 		unsigned long offset = swp_offset(swsusp_info.pagedir[i]);