2003-09-07 15:34:17

by Breno

[permalink] [raw]
Subject: mswap.patch - 2.4.20

Hi ,


I dis this small patch , because i need to know information about swap?s
consume.

patch for kernel 2.4.20


thanks


Attachments:
mswap.patch.txt (734.00 B)

2003-09-07 16:08:17

by Russell King

[permalink] [raw]
Subject: Re: mswap.patch - 2.4.20

On Wed, Oct 08, 2003 at 12:33:01PM -0300, Breno wrote:
> I dis this small patch , because i need to know information about swap?s
> consume.
>
> patch for kernel 2.4.20

The "&&" operator can be useful sometimes. I think this may be one of
those times.

> +
> +int show_swap_usage(void)
> +{
> + struct task_struct *p = NULL;
> +
> + for_each_task(p)
> + {
> + if(p != NULL)
> + {
> + if(p->pid != 1)
> + {
> + if(p->mm != NULL)
> + {
> + if(p->nswap > 0)
> + {
> + printk(KERN_CRIT"Process name: %s pid %d\n",p->comm,p->pid);
> + printk(KERN_CRIT"Nswap: %lu Totalvm %lu Cswap %lu\n",p->nswap,p->mm->total_vm,p->cnswap);
> + return 0;
> + }
> + }
> + }
> + }
> + }
> + return 0;
> +}


--
Russell King ([email protected]) http://www.arm.linux.org.uk/personal/
Linux kernel maintainer of:
2.6 ARM Linux - http://www.arm.linux.org.uk/
2.6 PCMCIA - http://pcmcia.arm.linux.org.uk/
2.6 Serial core