Re: mswap.patch - 2.4.20

Re: mswap.patch - 2.4.20

[Russell King]

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 (rmk@arm.linux.org.uk)	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

mswap.patch - 2.4.20

[Breno]

[-- Attachment #1: Type: text/plain, Size: 123 bytes --]

Hi ,


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

patch for kernel 2.4.20


thanks

[-- Attachment #2: mswap.patch.txt --]
[-- Type: text/plain, Size: 773 bytes --]

--- memoryo.c	Thu Feb 13 17:35:20 2003
+++ memory.c	Wed Oct  8 08:53:30 2003
@@ -49,6 +49,7 @@
 #include <asm/pgalloc.h>
 #include <asm/uaccess.h>
 #include <asm/tlb.h>
+#include <linux/sched.h>
 
 unsigned long max_mapnr;
 unsigned long num_physpages;
@@ -1504,3 +1505,28 @@
 	}
 	return page;
 }
+
+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;
+}