Messages in this thread Patch in this message |  | | Date | Tue, 21 Nov 2000 23:22:52 +0000 (GMT) | From | Tigran Aivazian <> | Subject | Re: [patch-2.4.0-test11] show_mem() to dump free pages |
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On Tue, 21 Nov 2000, Tigran Aivazian wrote:
> Hi Linus, > > In arch/i386/mm/init.c:show_mem() we calculate the number of free pages > but don't printk it out. Therefore, we must either a) remove the variable > and the calculation or b) make use of it. I think b) is obviously better. > > The patch below was tested under 2.4.0-test11.
apparently, IA64, SuperH and S390 architectures are just as broken as i386 wrt not showing 'free'in show_mem() so here is more complete patch which covers all architectures:
--- linux/arch/ia64/mm/init.c Tue Oct 10 01:54:56 2000 +++ work/arch/ia64/mm/init.c Tue Nov 21 23:18:31 2000 @@ -264,6 +264,7 @@ shared += page_count(mem_map + i) - 1; } printk("%d pages of RAM\n", total); + printk("%d free pages\n", free); printk("%d reserved pages\n", reserved); printk("%d pages shared\n", shared); printk("%d pages swap cached\n", cached); --- linux/arch/s390/mm/init.c Mon Oct 16 20:58:51 2000 +++ work/arch/s390/mm/init.c Tue Nov 21 23:19:51 2000 @@ -211,6 +211,7 @@ shared += atomic_read(&mem_map[i].count) - 1; } printk("%d pages of RAM\n",total); + printk("%d free pages\n",free); printk("%d reserved pages\n",reserved); printk("%d pages shared\n",shared); printk("%d pages swap cached\n",cached); --- linux/arch/sh/mm/init.c Mon Oct 16 20:58:51 2000 +++ work/arch/sh/mm/init.c Tue Nov 21 23:20:28 2000 @@ -169,6 +169,7 @@ shared += page_count(mem_map+i) - 1; } printk("%d pages of RAM\n",total); + printk("%d free pages\n",free); printk("%d reserved pages\n",reserved); printk("%d pages shared\n",shared); printk("%d pages swap cached\n",cached); --- arch/i386/mm/init.c.0 Tue Nov 21 22:00:52 2000 +++ arch/i386/mm/init.c Tue Nov 21 22:00:36 2000 @@ -221,6 +221,7 @@ } printk("%d pages of RAM\n", total); printk("%d pages of HIGHMEM\n",highmem); + printk("%d free pages\n",free); printk("%d reserved pages\n",reserved); printk("%d pages shared\n",shared); printk("%d pages swap cached\n",cached); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/
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