Displaying 3 results from an estimated 3 matches for "hb_per_lin".
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hb_per_line
2015 Apr 09
0
[PATCH v15 09/15] pvqspinlock: Implement simple paravirt support for the qspinlock
On Thu, Apr 09, 2015 at 08:13:27PM +0200, Peter Zijlstra wrote:
> On Mon, Apr 06, 2015 at 10:55:44PM -0400, Waiman Long wrote:
> > +#define PV_HB_PER_LINE (SMP_CACHE_BYTES / sizeof(struct pv_hash_bucket))
> > +static struct qspinlock **pv_hash(struct qspinlock *lock, struct pv_node *node)
> > +{
> > + unsigned long init_hash, hash = hash_ptr(lock, pv_lock_hash_bits);
> > + struct pv_hash_bucket *hb, *end;
> > +
> &g...
2015 Apr 09
6
[PATCH v15 09/15] pvqspinlock: Implement simple paravirt support for the qspinlock
...8
> +#define LFSR_MAX_BITS (2 + NR_CPUS_BITS)
> +#if LFSR_MAX_BITS < LFSR_MIN_BITS
> +#undef LFSR_MAX_BITS
> +#define LFSR_MAX_BITS LFSR_MIN_BITS
> +#endif
> +
> +struct pv_hash_bucket {
> + struct qspinlock *lock;
> + struct pv_node *node;
> +};
> +#define PV_HB_PER_LINE (SMP_CACHE_BYTES / sizeof(struct pv_hash_bucket))
> +#define HB_RESERVED ((struct qspinlock *)1)
This is unused.
> +
> +static struct pv_hash_bucket *pv_lock_hash;
> +static unsigned int pv_lock_hash_bits __read_mostly;
static unsigned int pv_taps __read_mostly;
> +
> +#inclu...
2015 Apr 09
6
[PATCH v15 09/15] pvqspinlock: Implement simple paravirt support for the qspinlock
...8
> +#define LFSR_MAX_BITS (2 + NR_CPUS_BITS)
> +#if LFSR_MAX_BITS < LFSR_MIN_BITS
> +#undef LFSR_MAX_BITS
> +#define LFSR_MAX_BITS LFSR_MIN_BITS
> +#endif
> +
> +struct pv_hash_bucket {
> + struct qspinlock *lock;
> + struct pv_node *node;
> +};
> +#define PV_HB_PER_LINE (SMP_CACHE_BYTES / sizeof(struct pv_hash_bucket))
> +#define HB_RESERVED ((struct qspinlock *)1)
This is unused.
> +
> +static struct pv_hash_bucket *pv_lock_hash;
> +static unsigned int pv_lock_hash_bits __read_mostly;
static unsigned int pv_taps __read_mostly;
> +
> +#inclu...