From 8686bcd0a5f5e3f599ed9f1028ec9e449e7b87e3 Mon Sep 17 00:00:00 2001 From: Pavel Machek Date: Thu, 22 Sep 2005 21:44:11 -0700 Subject: [PATCH] swsusp: fix comments Fix comments in swsusp. Signed-off-by: Pavel Machek Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- kernel/power/power.h | 2 +- kernel/power/swsusp.c | 10 +++++++--- 2 files changed, 8 insertions(+), 4 deletions(-) (limited to 'kernel/power') diff --git a/kernel/power/power.h b/kernel/power/power.h index cd6a3493cc0d..9c9167d910dd 100644 --- a/kernel/power/power.h +++ b/kernel/power/power.h @@ -1,7 +1,7 @@ #include #include -/* 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 353f37f1ba28..1cc9ff25e479 100644 --- 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; -- cgit v1.2.2