Re: [PATCH] Print sysrq-m messages with KERN_INFO priority

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Was this patch tested?

On 12/29/06, Theodore Ts'o <[email protected]> wrote:
Print messages resulting from sysrq-m with a KERN_INFO instead of the
default KERN_WARNING priority

Signed-off-by: "Theodore Ts'o" <[email protected]>

Index: linux-2.6/mm/page_alloc.c
===================================================================
--- linux-2.6.orig/mm/page_alloc.c      2006-12-25 09:21:54.000000000 -0500
+++ linux-2.6/mm/page_alloc.c   2006-12-29 17:19:11.000000000 -0500
@@ -1505,7 +1505,7 @@
 static inline void show_node(struct zone *zone)
 {
        if (NUMA_BUILD)
-               printk("Node %d ", zone_to_nid(zone));
+               printk(KERN_INFO, "Node %d ", zone_to_nid(zone));

Here there is a comma after KERN_INFO, which does not occur elsewhere.

 }

 void si_meminfo(struct sysinfo *val)
@@ -1566,8 +1566,8 @@

                        pageset = zone_pcp(zone, cpu);

-                       printk("CPU %4d: Hot: hi:%5d, btch:%4d usd:%4d   "
-                              "Cold: hi:%5d, btch:%4d usd:%4d\n",
+                       printk(KERN_INFO "CPU %4d: Hot: hi:%5d, btch:%4d "
+                              "usd:%4d   Cold: hi:%5d, btch:%4d usd:%4d\n",
                               cpu, pageset->pcp[0].high,
                               pageset->pcp[0].batch, pageset->pcp[0].count,
                               pageset->pcp[1].high, pageset->pcp[1].batch,
@@ -1577,7 +1577,7 @@

        get_zone_counts(&active, &inactive, &free);

-       printk("Active:%lu inactive:%lu dirty:%lu writeback:%lu "
+       printk(KERN_INFO "Active:%lu inactive:%lu dirty:%lu writeback:%lu "
                "unstable:%lu free:%u slab:%lu mapped:%lu pagetables:%lu\n",
                active,
                inactive,
@@ -1619,7 +1619,7 @@
                        zone->pages_scanned,
                        (zone->all_unreclaimable ? "yes" : "no")
                        );
-               printk("lowmem_reserve[]:");
+               printk(KERN_INFO "lowmem_reserve[]:");
                for (i = 0; i < MAX_NR_ZONES; i++)
                        printk(" %lu", zone->lowmem_reserve[i]);
                printk("\n");
@@ -1875,7 +1875,7 @@
                /* cpuset refresh routine should be here */
        }
        vm_total_pages = nr_free_pagecache_pages();
-       printk("Built %i zonelists.  Total pages: %ld\n",
+       printk(KERN_INFO "Built %i zonelists.  Total pages: %ld\n",
                        num_online_nodes(), vm_total_pages);
 }

Index: linux-2.6/mm/swap_state.c
===================================================================
--- linux-2.6.orig/mm/swap_state.c      2006-07-04 18:38:19.000000000 -0400
+++ linux-2.6/mm/swap_state.c   2006-12-29 17:18:42.000000000 -0500
@@ -57,12 +57,14 @@

 void show_swap_cache_info(void)
 {
-       printk("Swap cache: add %lu, delete %lu, find %lu/%lu, race %lu+%lu\n",
+       printk(KERN_INFO "Swap cache: add %lu, delete %lu, find %lu/%lu, race %lu+%lu\n",
                swap_cache_info.add_total, swap_cache_info.del_total,
                swap_cache_info.find_success, swap_cache_info.find_total,
                swap_cache_info.noent_race, swap_cache_info.exist_race);
-       printk("Free swap  = %lukB\n", nr_swap_pages << (PAGE_SHIFT - 10));
-       printk("Total swap = %lukB\n", total_swap_pages << (PAGE_SHIFT - 10));
+       printk(KERN_INFO "Free swap  = %lukB\n",
+              nr_swap_pages << (PAGE_SHIFT - 10));
+       printk(KERN_INFO "Total swap = %lukB\n",
+              total_swap_pages << (PAGE_SHIFT - 10));
 }

 /*
-
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