Displaying 5 results from an estimated 5 matches for "503,17".
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50,17
2012 Dec 13
3
[PATCH] xenconsoled: use grant references instead of map_foreign_range
...o.h>
@@ -69,6 +70,7 @@ static int log_hv_fd = -1;
static evtchn_port_or_error_t log_hv_evtchn = -1;
static xc_interface *xch; /* why does xenconsoled have two xc handles ? */
static xc_evtchn *xce_handle = NULL;
+static xc_gnttab *xcg_handle = NULL;
struct buffer {
char *data;
@@ -501,6 +503,17 @@ static int xs_gather(struct xs_handle *xs, const char *dir, ...)
va_end(ap);
return ret;
}
+
+static void domain_unmap_interface(struct domain *dom)
+{
+ if (dom->interface == NULL)
+ return;
+ if (xcg_handle && dom->ring_ref == -1)
+ xc_gnttab_munmap(xcg_handle, dom->...
2014 May 07
0
[PATCH v10 12/19] unfair qspinlock: Variable frequency lock stealing mechanism
...+ u32 prev_tail) {}
+static int unfair_get_lock(struct qspinlock *lock, struct qnode *node,
+ u32 tail, int count) { return false; }
+#endif /* CONFIG_PARAVIRT_UNFAIR_LOCKS */
+
/**
* get_qlock - Set the lock bit and own the lock
* @lock : Pointer to queue spinlock structure
@@ -365,11 +503,17 @@ static noinline void queue_spin_lock_slowerpath(struct qspinlock *lock,
* if there was a previous node; link it and wait.
*/
if (old & _Q_TAIL_MASK) {
+ DEF_LOOP_CNT(cnt);
+
prev = decode_tail(old);
+ unfair_set_vars(node, prev, old);
ACCESS_ONCE(prev->mcs.next) = (stru...
2010 Sep 15
15
xenpaging fixes for kernel and hypervisor
Patrick,
there following patches fix xenpaging for me.
Granttable handling is incomplete. If a page is gone, a GNTST_eagain
should be returned to the caller to inidcate the hypercall has to be
retried after a while, until the page is available again.
Please review.
Olaf
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2014 May 07
32
[PATCH v10 00/19] qspinlock: a 4-byte queue spinlock with PV support
v9->v10:
- Make some minor changes to qspinlock.c to accommodate review feedback.
- Change author to PeterZ for 2 of the patches.
- Include Raghavendra KT's test results in patch 18.
v8->v9:
- Integrate PeterZ's version of the queue spinlock patch with some
modification:
http://lkml.kernel.org/r/20140310154236.038181843 at infradead.org
- Break the more complex
2014 May 07
32
[PATCH v10 00/19] qspinlock: a 4-byte queue spinlock with PV support
v9->v10:
- Make some minor changes to qspinlock.c to accommodate review feedback.
- Change author to PeterZ for 2 of the patches.
- Include Raghavendra KT's test results in patch 18.
v8->v9:
- Integrate PeterZ's version of the queue spinlock patch with some
modification:
http://lkml.kernel.org/r/20140310154236.038181843 at infradead.org
- Break the more complex