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-rw-r--r--arch/arm/include/asm/dma-mapping.h10
-rw-r--r--arch/arm/include/asm/xen/page.h2
-rw-r--r--arch/arm/xen/p2m.c2
-rw-r--r--arch/x86/xen/mmu.c4
-rw-r--r--arch/x86/xen/pci-swiotlb-xen.c4
-rw-r--r--arch/x86/xen/setup.c2
-rw-r--r--arch/x86/xen/smp.c10
-rw-r--r--arch/x86/xen/spinlock.c2
-rw-r--r--arch/x86/xen/time.c3
9 files changed, 19 insertions, 20 deletions
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index f5945d4e4e9f..8acfef48124a 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -10,7 +10,6 @@
#include <asm-generic/dma-coherent.h>
#include <asm/memory.h>
-#include <asm/cacheflush.h>
#include <xen/xen.h>
#include <asm/xen/hypervisor.h>
@@ -113,15 +112,12 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dev_addr)
static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
{
u64 limit, mask;
-
- if (dev->dma_mask)
- mask = *dev->dma_mask;
- else
- mask = dev->coherent_dma_mask;
- if (mask == 0)
+ if (!dev->dma_mask)
return 0;
+ mask = *dev->dma_mask;
+
limit = (mask + 1) & ~mask;
if (limit && size > limit)
return 0;
diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h
index 5d0e4c5dc711..71bb779f2761 100644
--- a/arch/arm/include/asm/xen/page.h
+++ b/arch/arm/include/asm/xen/page.h
@@ -39,7 +39,7 @@ extern struct rb_root phys_to_mach;
static inline unsigned long pfn_to_mfn(unsigned long pfn)
{
unsigned long mfn;
-
+
if (phys_to_mach.rb_node != NULL) {
mfn = __pfn_to_mfn(pfn);
if (mfn != INVALID_P2M_ENTRY)
diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c
index 5df4a9afb8c6..23732cdff551 100644
--- a/arch/arm/xen/p2m.c
+++ b/arch/arm/xen/p2m.c
@@ -162,7 +162,7 @@ bool __set_phys_to_machine_multi(unsigned long pfn,
rb_erase(&p2m_entry->rbnode_mach, &mach_to_phys);
rb_erase(&p2m_entry->rbnode_phys, &phys_to_mach);
write_unlock_irqrestore(&p2m_lock, irqflags);
- kfree(p2m_entry);
+ kfree(p2m_entry);
return true;
}
if (pfn < p2m_entry->pfn)
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 883088368ff0..b3f36369e667 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -468,8 +468,8 @@ PV_CALLEE_SAVE_REGS_THUNK(xen_pgd_val);
* 3 PCD PWT UC UC UC
* 4 PAT WB WC WB
* 5 PAT PWT WC WP WT
- * 6 PAT PCD UC- UC UC-
- * 7 PAT PCD PWT UC UC UC
+ * 6 PAT PCD UC- rsv UC-
+ * 7 PAT PCD PWT UC rsv UC
*/
void xen_set_pat(u64 pat)
diff --git a/arch/x86/xen/pci-swiotlb-xen.c b/arch/x86/xen/pci-swiotlb-xen.c
index 969570491c39..0e98e5d241d0 100644
--- a/arch/x86/xen/pci-swiotlb-xen.c
+++ b/arch/x86/xen/pci-swiotlb-xen.c
@@ -75,8 +75,10 @@ void __init pci_xen_swiotlb_init(void)
xen_swiotlb_init(1, true /* early */);
dma_ops = &xen_swiotlb_dma_ops;
+#ifdef CONFIG_PCI
/* Make sure ACS will be enabled */
pci_request_acs();
+#endif
}
}
@@ -92,8 +94,10 @@ int pci_xen_swiotlb_init_late(void)
return rc;
dma_ops = &xen_swiotlb_dma_ops;
+#ifdef CONFIG_PCI
/* Make sure ACS will be enabled */
pci_request_acs();
+#endif
return 0;
}
diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c
index 09f3059cb00b..68c054f59de6 100644
--- a/arch/x86/xen/setup.c
+++ b/arch/x86/xen/setup.c
@@ -556,7 +556,7 @@ void xen_enable_syscall(void)
}
#endif /* CONFIG_X86_64 */
}
-void __cpuinit xen_enable_nmi(void)
+void xen_enable_nmi(void)
{
#ifdef CONFIG_X86_64
if (register_callback(CALLBACKTYPE_nmi, nmi))
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index d1e4777b4e75..48b57182dbb6 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -149,7 +149,7 @@ static int xen_smp_intr_init(unsigned int cpu)
rc = bind_ipi_to_irqhandler(XEN_RESCHEDULE_VECTOR,
cpu,
xen_reschedule_interrupt,
- IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+ IRQF_PERCPU|IRQF_NOBALANCING,
resched_name,
NULL);
if (rc < 0)
@@ -161,7 +161,7 @@ static int xen_smp_intr_init(unsigned int cpu)
rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_VECTOR,
cpu,
xen_call_function_interrupt,
- IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+ IRQF_PERCPU|IRQF_NOBALANCING,
callfunc_name,
NULL);
if (rc < 0)
@@ -171,7 +171,7 @@ static int xen_smp_intr_init(unsigned int cpu)
debug_name = kasprintf(GFP_KERNEL, "debug%d", cpu);
rc = bind_virq_to_irqhandler(VIRQ_DEBUG, cpu, xen_debug_interrupt,
- IRQF_DISABLED | IRQF_PERCPU | IRQF_NOBALANCING,
+ IRQF_PERCPU | IRQF_NOBALANCING,
debug_name, NULL);
if (rc < 0)
goto fail;
@@ -182,7 +182,7 @@ static int xen_smp_intr_init(unsigned int cpu)
rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_SINGLE_VECTOR,
cpu,
xen_call_function_single_interrupt,
- IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+ IRQF_PERCPU|IRQF_NOBALANCING,
callfunc_name,
NULL);
if (rc < 0)
@@ -201,7 +201,7 @@ static int xen_smp_intr_init(unsigned int cpu)
rc = bind_ipi_to_irqhandler(XEN_IRQ_WORK_VECTOR,
cpu,
xen_irq_work_interrupt,
- IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+ IRQF_PERCPU|IRQF_NOBALANCING,
callfunc_name,
NULL);
if (rc < 0)
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index be6b86078957..0e36cde12f7e 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -234,7 +234,7 @@ void xen_init_lock_cpu(int cpu)
irq = bind_ipi_to_irqhandler(XEN_SPIN_UNLOCK_VECTOR,
cpu,
dummy_handler,
- IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+ IRQF_PERCPU|IRQF_NOBALANCING,
name,
NULL);
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index ee365895b06b..12a1ca707b94 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -443,8 +443,7 @@ void xen_setup_timer(int cpu)
name = "<timer kasprintf failed>";
irq = bind_virq_to_irqhandler(VIRQ_TIMER, cpu, xen_timer_interrupt,
- IRQF_DISABLED|IRQF_PERCPU|
- IRQF_NOBALANCING|IRQF_TIMER|
+ IRQF_PERCPU|IRQF_NOBALANCING|IRQF_TIMER|
IRQF_FORCE_RESUME,
name, NULL);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.