Re: [PATCH][RFC] mm: swsusp shrink_all_memory tweaks

From: Nick Piggin
Date: Fri Mar 17 2006 - 23:38:45 EST


Con Kolivas wrote:

@@ -1567,7 +1546,7 @@ loop_again:
zone->temp_priority = DEF_PRIORITY;
}
- for (priority = DEF_PRIORITY; priority >= 0; priority--) {
+ for_each_priority_reverse(priority) {

What's this for? The for loop is simple and easy to read, after
the change, you have to look somewhere else to see what it does.

Index: linux-2.6.16-rc6-mm1/include/linux/swap.h
===================================================================
--- linux-2.6.16-rc6-mm1.orig/include/linux/swap.h 2006-03-18 13:29:38.000000000 +1100
+++ linux-2.6.16-rc6-mm1/include/linux/swap.h 2006-03-18 14:50:11.000000000 +1100
@@ -66,6 +66,51 @@ typedef struct {
unsigned long val;
} swp_entry_t;
+struct scan_control {

Why did you put this here? scan_control really can't go outside vmscan.c,
it is meant only to ease the passing of lots of parameters, and not as a
consistent interface.

--
SUSE Labs, Novell Inc.
Send instant messages to your online friends http://au.messenger.yahoo.com -
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/