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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2016-05-24 10:22:34 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-05-24 10:22:34 -0700 |
| commit | 29567292c0b5b2fb484125c280a2175141fe2205 (patch) | |
| tree | e697016baeed05d266367b2959e81a3b5b8561fa /drivers/xen | |
| parent | ecaba7185894778c24895356d117a7f92e3c92de (diff) | |
| parent | dd14be92fbf5bc1ef7343f34968440e44e21b46a (diff) | |
Merge tag 'for-linus-4.7-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip
Pull xen bug fixes from David Vrabel.
* tag 'for-linus-4.7-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
xen: use same main loop for counting and remapping pages
xen/events: Don't move disabled irqs
xen/x86: actually allocate legacy interrupts on PV guests
Xen: don't warn about 2-byte wchar_t in efi
xen/gntdev: reduce copy batch size to 16
xen/x86: don't lose event interrupts
Diffstat (limited to 'drivers/xen')
| -rw-r--r-- | drivers/xen/Makefile | 1 | ||||
| -rw-r--r-- | drivers/xen/events/events_base.c | 6 | ||||
| -rw-r--r-- | drivers/xen/gntdev.c | 2 |
3 files changed, 6 insertions, 3 deletions
diff --git a/drivers/xen/Makefile b/drivers/xen/Makefile index 9b7a35c9e51d..030e91b38e32 100644 --- a/drivers/xen/Makefile +++ b/drivers/xen/Makefile @@ -8,6 +8,7 @@ nostackp := $(call cc-option, -fno-stack-protector) CFLAGS_features.o := $(nostackp) CFLAGS_efi.o += -fshort-wchar +LDFLAGS += $(call ld-option, --no-wchar-size-warning) dom0-$(CONFIG_PCI) += pci.o dom0-$(CONFIG_USB_SUPPORT) += dbgp.o diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index cb7138c97c69..71d49a95f8c0 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -487,7 +487,8 @@ static void eoi_pirq(struct irq_data *data) if (!VALID_EVTCHN(evtchn)) return; - if (unlikely(irqd_is_setaffinity_pending(data))) { + if (unlikely(irqd_is_setaffinity_pending(data)) && + likely(!irqd_irq_disabled(data))) { int masked = test_and_set_mask(evtchn); clear_evtchn(evtchn); @@ -1370,7 +1371,8 @@ static void ack_dynirq(struct irq_data *data) if (!VALID_EVTCHN(evtchn)) return; - if (unlikely(irqd_is_setaffinity_pending(data))) { + if (unlikely(irqd_is_setaffinity_pending(data)) && + likely(!irqd_irq_disabled(data))) { int masked = test_and_set_mask(evtchn); clear_evtchn(evtchn); diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c index dc495383ad73..67939578cd6d 100644 --- a/drivers/xen/gntdev.c +++ b/drivers/xen/gntdev.c @@ -748,7 +748,7 @@ static long gntdev_ioctl_notify(struct gntdev_priv *priv, void __user *u) return rc; } -#define GNTDEV_COPY_BATCH 24 +#define GNTDEV_COPY_BATCH 16 struct gntdev_copy_batch { struct gnttab_copy ops[GNTDEV_COPY_BATCH]; |