"Michael S. Tsirkin" writes:
> On Wed, Apr 01, 2015 at 02:57:35PM +0200, Michael S. Tsirkin wrote:
>> Virtio 1.0 doesn't include a modern balloon device. At some point we'll
>> likely
>> define an incompatible interface with a different ID and different
>> semantics. But for now, it's not a big
On 04/13/2015 11:09 AM, Peter Zijlstra wrote:
On Thu, Apr 09, 2015 at 05:41:44PM -0400, Waiman Long wrote:
+__visible void __pv_queue_spin_unlock(struct qspinlock *lock)
+{
+ struct __qspinlock *l = (void *)lock;
+ struct pv_node *node;
+
+ if (likely(cmpxchg(&l->locked, _Q_LOC
On 04/13/2015 11:08 AM, Peter Zijlstra wrote:
On Thu, Apr 09, 2015 at 05:41:44PM -0400, Waiman Long wrote:
+static void pv_wait_head(struct qspinlock *lock, struct mcs_spinlock *node)
+{
+ struct __qspinlock *l = (void *)lock;
+ struct qspinlock **lp = NULL;
+ struct pv_node *
On 04/13/2015 10:47 AM, Peter Zijlstra wrote:
On Thu, Apr 09, 2015 at 05:41:44PM -0400, Waiman Long wrote:
+void __init __pv_init_lock_hash(void)
+{
+ int pv_hash_size = 4 * num_possible_cpus();
+
+ if (pv_hash_size< (1U<< LFSR_MIN_BITS))
+ pv_hash_size = (1U<< LF
On Thu, Apr 09, 2015 at 05:41:44PM -0400, Waiman Long wrote:
> >>+__visible void __pv_queue_spin_unlock(struct qspinlock *lock)
> >>+{
> >>+ struct __qspinlock *l = (void *)lock;
> >>+ struct pv_node *node;
> >>+
> >>+ if (likely(cmpxchg(&l->locked, _Q_LOCKED_VAL, 0) == _Q_LOCKED_VAL))
> >>+
On Thu, Apr 09, 2015 at 05:41:44PM -0400, Waiman Long wrote:
> >>+static void pv_wait_head(struct qspinlock *lock, struct mcs_spinlock *node)
> >>+{
> >>+ struct __qspinlock *l = (void *)lock;
> >>+ struct qspinlock **lp = NULL;
> >>+ struct pv_node *pn = (struct pv_node *)node;
> >>+ int
On Thu, Apr 09, 2015 at 05:41:44PM -0400, Waiman Long wrote:
> >>+void __init __pv_init_lock_hash(void)
> >>+{
> >>+ int pv_hash_size = 4 * num_possible_cpus();
> >>+
> >>+ if (pv_hash_size< (1U<< LFSR_MIN_BITS))
> >>+ pv_hash_size = (1U<< LFSR_MIN_BITS);
> >>+ /*
> >>+* Allo
On Mon, 13 Apr 2015 13:26:31 +0200
"Michael S. Tsirkin" wrote:
> BTW I suspect the stats code is broken for
> cross-endian platforms: it should do LE unconditinally,
> should it not?
Stats are guest-endian for legacy, so no. Only the config space is
always LE.
__
On Mon, 13 Apr 2015 13:49:42 +0200
"Michael S. Tsirkin" wrote:
> On Mon, Apr 13, 2015 at 01:35:21PM +0200, Cornelia Huck wrote:
> > On Mon, 13 Apr 2015 13:26:31 +0200
> > "Michael S. Tsirkin" wrote:
> >
> > > On Mon, Apr 13, 2015 at 10:02:58AM +0200, Cornelia Huck wrote:
> >
> > > > Also, does
On Mon, Apr 13, 2015 at 01:35:21PM +0200, Cornelia Huck wrote:
> On Mon, 13 Apr 2015 13:26:31 +0200
> "Michael S. Tsirkin" wrote:
>
> > On Mon, Apr 13, 2015 at 10:02:58AM +0200, Cornelia Huck wrote:
>
> > > Also, doesn't get_features need to be modified as well so that
> > > VERSION_1 is adverti
On Mon, 13 Apr 2015 13:26:31 +0200
"Michael S. Tsirkin" wrote:
> On Mon, Apr 13, 2015 at 10:02:58AM +0200, Cornelia Huck wrote:
> > Also, doesn't get_features need to be modified as well so that
> > VERSION_1 is advertised?
>
> virtio_pci_device_plugged seems to set it ATM. I'll re-test to conf
On Mon, Apr 13, 2015 at 10:02:58AM +0200, Cornelia Huck wrote:
> On Sun, 12 Apr 2015 17:00:48 +0200
> "Michael S. Tsirkin" wrote:
>
> > Virtio 1.0 doesn't include a modern balloon device. At some point we'll
> > likely define an incompatible interface with a different ID and
> > different semant
On Sun, 12 Apr 2015 17:00:48 +0200
"Michael S. Tsirkin" wrote:
> Virtio 1.0 doesn't include a modern balloon device. At some point we'll
> likely define an incompatible interface with a different ID and
> different semantics. But for now, it's not a big effort to support a
> transitional balloo
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