Re: [PATCH] mostly_read data section

[Andrew Morton]

Christoph Lameter <christoph@xxxxxxxxxxx> wrote:
>
> -static unsigned long hpet_usec_quotient;	/* convert hpet clks to usec */
>  +static unsigned long __read_mostly hpet_usec_quotient;	/* convert hpet clks to usec */

__read_mostly

>   static unsigned long tsc_hpet_quotient;		/* convert tsc to hpet clks */
>   static unsigned long hpet_last; 	/* hpet counter value at last tick*/
>   static unsigned long last_tsc_low;	/* lsb 32 bits of Time Stamp Counter */
>  @@ -193,7 +193,7 @@ static int hpet_resume(void)
>   /************************************************************/
>   
>   /* tsc timer_opts struct */
>  -static struct timer_opts timer_hpet = {
>  +static struct timer_opts timer_hpet __mostly_read = {

__mostly_read.


I suggest you use __read_mostly throughout.
-
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