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-rw-r--r--arch/ia64/hp/common/sba_iommu.c22
-rw-r--r--arch/ia64/include/asm/machvec.h1
-rw-r--r--arch/ia64/include/asm/mc146818rtc.h10
-rw-r--r--arch/ia64/include/asm/thread_info.h28
-rw-r--r--arch/ia64/kernel/efi.c4
-rw-r--r--arch/ia64/kernel/machine_kexec.c2
-rw-r--r--arch/ia64/kernel/mca.c2
-rw-r--r--arch/ia64/kernel/pci-swiotlb.c4
-rw-r--r--arch/ia64/kernel/salinfo.c38
-rw-r--r--arch/ia64/kernel/time.c2
-rw-r--r--arch/ia64/sn/pci/pci_dma.c22
11 files changed, 36 insertions, 99 deletions
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index a6d6190c9d24..630ee8073899 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -919,7 +919,7 @@ sba_mark_invalid(struct ioc *ioc, dma_addr_t iova, size_t byte_cnt)
static dma_addr_t sba_map_page(struct device *dev, struct page *page,
unsigned long poff, size_t size,
enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
struct ioc *ioc;
void *addr = page_address(page) + poff;
@@ -1005,7 +1005,7 @@ static dma_addr_t sba_map_page(struct device *dev, struct page *page,
static dma_addr_t sba_map_single_attrs(struct device *dev, void *addr,
size_t size, enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
return sba_map_page(dev, virt_to_page(addr),
(unsigned long)addr & ~PAGE_MASK, size, dir, attrs);
@@ -1046,7 +1046,7 @@ sba_mark_clean(struct ioc *ioc, dma_addr_t iova, size_t size)
* See Documentation/DMA-API-HOWTO.txt
*/
static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size,
- enum dma_data_direction dir, struct dma_attrs *attrs)
+ enum dma_data_direction dir, unsigned long attrs)
{
struct ioc *ioc;
#if DELAYED_RESOURCE_CNT > 0
@@ -1115,7 +1115,7 @@ static void sba_unmap_page(struct device *dev, dma_addr_t iova, size_t size,
}
void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size,
- enum dma_data_direction dir, struct dma_attrs *attrs)
+ enum dma_data_direction dir, unsigned long attrs)
{
sba_unmap_page(dev, iova, size, dir, attrs);
}
@@ -1130,7 +1130,7 @@ void sba_unmap_single_attrs(struct device *dev, dma_addr_t iova, size_t size,
*/
static void *
sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
- gfp_t flags, struct dma_attrs *attrs)
+ gfp_t flags, unsigned long attrs)
{
struct ioc *ioc;
void *addr;
@@ -1175,7 +1175,7 @@ sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
* device to map single to get an iova mapping.
*/
*dma_handle = sba_map_single_attrs(&ioc->sac_only_dev->dev, addr,
- size, 0, NULL);
+ size, 0, 0);
return addr;
}
@@ -1191,9 +1191,9 @@ sba_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
* See Documentation/DMA-API-HOWTO.txt
*/
static void sba_free_coherent(struct device *dev, size_t size, void *vaddr,
- dma_addr_t dma_handle, struct dma_attrs *attrs)
+ dma_addr_t dma_handle, unsigned long attrs)
{
- sba_unmap_single_attrs(dev, dma_handle, size, 0, NULL);
+ sba_unmap_single_attrs(dev, dma_handle, size, 0, 0);
free_pages((unsigned long) vaddr, get_order(size));
}
@@ -1442,7 +1442,7 @@ sba_coalesce_chunks(struct ioc *ioc, struct device *dev,
static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
int nents, enum dma_data_direction dir,
- struct dma_attrs *attrs);
+ unsigned long attrs);
/**
* sba_map_sg - map Scatter/Gather list
* @dev: instance of PCI owned by the driver that's asking.
@@ -1455,7 +1455,7 @@ static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
*/
static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist,
int nents, enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
struct ioc *ioc;
int coalesced, filled = 0;
@@ -1551,7 +1551,7 @@ static int sba_map_sg_attrs(struct device *dev, struct scatterlist *sglist,
*/
static void sba_unmap_sg_attrs(struct device *dev, struct scatterlist *sglist,
int nents, enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
#ifdef ASSERT_PDIR_SANITY
struct ioc *ioc;
diff --git a/arch/ia64/include/asm/machvec.h b/arch/ia64/include/asm/machvec.h
index 9c39bdfc2da8..ed7f09089f12 100644
--- a/arch/ia64/include/asm/machvec.h
+++ b/arch/ia64/include/asm/machvec.h
@@ -22,7 +22,6 @@ struct pci_bus;
struct task_struct;
struct pci_dev;
struct msi_desc;
-struct dma_attrs;
typedef void ia64_mv_setup_t (char **);
typedef void ia64_mv_cpu_init_t (void);
diff --git a/arch/ia64/include/asm/mc146818rtc.h b/arch/ia64/include/asm/mc146818rtc.h
deleted file mode 100644
index 407787a237ba..000000000000
--- a/arch/ia64/include/asm/mc146818rtc.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef _ASM_IA64_MC146818RTC_H
-#define _ASM_IA64_MC146818RTC_H
-
-/*
- * Machine dependent access functions for RTC registers.
- */
-
-/* empty include file to satisfy the include in genrtc.c */
-
-#endif /* _ASM_IA64_MC146818RTC_H */
diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h
index d1212b84fb83..29bd59790d6c 100644
--- a/arch/ia64/include/asm/thread_info.h
+++ b/arch/ia64/include/asm/thread_info.h
@@ -121,32 +121,4 @@ struct thread_info {
/* like TIF_ALLWORK_BITS but sans TIF_SYSCALL_TRACE or TIF_SYSCALL_AUDIT */
#define TIF_WORK_MASK (TIF_ALLWORK_MASK&~(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT))
-#define TS_RESTORE_SIGMASK 2 /* restore signal mask in do_signal() */
-
-#ifndef __ASSEMBLY__
-#define HAVE_SET_RESTORE_SIGMASK 1
-static inline void set_restore_sigmask(void)
-{
- struct thread_info *ti = current_thread_info();
- ti->status |= TS_RESTORE_SIGMASK;
- WARN_ON(!test_bit(TIF_SIGPENDING, &ti->flags));
-}
-static inline void clear_restore_sigmask(void)
-{
- current_thread_info()->status &= ~TS_RESTORE_SIGMASK;
-}
-static inline bool test_restore_sigmask(void)
-{
- return current_thread_info()->status & TS_RESTORE_SIGMASK;
-}
-static inline bool test_and_clear_restore_sigmask(void)
-{
- struct thread_info *ti = current_thread_info();
- if (!(ti->status & TS_RESTORE_SIGMASK))
- return false;
- ti->status &= ~TS_RESTORE_SIGMASK;
- return true;
-}
-#endif /* !__ASSEMBLY__ */
-
#endif /* _ASM_IA64_THREAD_INFO_H */
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index 3b7a60e40e8a..121295637d0d 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -236,7 +236,7 @@ STUB_GET_NEXT_HIGH_MONO_COUNT(virt, id)
STUB_RESET_SYSTEM(virt, id)
void
-efi_gettimeofday (struct timespec *ts)
+efi_gettimeofday (struct timespec64 *ts)
{
efi_time_t tm;
@@ -245,7 +245,7 @@ efi_gettimeofday (struct timespec *ts)
return;
}
- ts->tv_sec = mktime(tm.year, tm.month, tm.day,
+ ts->tv_sec = mktime64(tm.year, tm.month, tm.day,
tm.hour, tm.minute, tm.second);
ts->tv_nsec = tm.nanosecond;
}
diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
index b72cd7a07222..599507bcec91 100644
--- a/arch/ia64/kernel/machine_kexec.c
+++ b/arch/ia64/kernel/machine_kexec.c
@@ -163,7 +163,7 @@ void arch_crash_save_vmcoreinfo(void)
#endif
}
-unsigned long paddr_vmcoreinfo_note(void)
+phys_addr_t paddr_vmcoreinfo_note(void)
{
return ia64_tpa((unsigned long)(char *)&vmcoreinfo_note);
}
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 07a4e32ae96a..eb9220cde76c 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -1831,7 +1831,7 @@ format_mca_init_stack(void *mca_data, unsigned long offset,
}
/* Caller prevents this from being called after init */
-static void * __init_refok mca_bootmem(void)
+static void * __ref mca_bootmem(void)
{
return __alloc_bootmem(sizeof(struct ia64_mca_cpu),
KERNEL_STACK_SIZE, 0);
diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c
index 939260aeac98..2933208c0285 100644
--- a/arch/ia64/kernel/pci-swiotlb.c
+++ b/arch/ia64/kernel/pci-swiotlb.c
@@ -16,7 +16,7 @@ EXPORT_SYMBOL(swiotlb);
static void *ia64_swiotlb_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
if (dev->coherent_dma_mask != DMA_BIT_MASK(64))
gfp |= GFP_DMA;
@@ -25,7 +25,7 @@ static void *ia64_swiotlb_alloc_coherent(struct device *dev, size_t size,
static void ia64_swiotlb_free_coherent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_addr,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
swiotlb_free_coherent(dev, size, vaddr, dma_addr);
}
diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c
index 1eeffb7fbb16..5313007d5423 100644
--- a/arch/ia64/kernel/salinfo.c
+++ b/arch/ia64/kernel/salinfo.c
@@ -141,7 +141,7 @@ enum salinfo_state {
struct salinfo_data {
cpumask_t cpu_event; /* which cpus have outstanding events */
- struct semaphore mutex;
+ wait_queue_head_t read_wait;
u8 *log_buffer;
u64 log_size;
u8 *oemdata; /* decoded oem data */
@@ -182,21 +182,6 @@ struct salinfo_platform_oemdata_parms {
int ret;
};
-/* Kick the mutex that tells user space that there is work to do. Instead of
- * trying to track the state of the mutex across multiple cpus, in user
- * context, interrupt context, non-maskable interrupt context and hotplug cpu,
- * it is far easier just to grab the mutex if it is free then release it.
- *
- * This routine must be called with data_saved_lock held, to make the down/up
- * operation atomic.
- */
-static void
-salinfo_work_to_do(struct salinfo_data *data)
-{
- (void)(down_trylock(&data->mutex) ?: 0);
- up(&data->mutex);
-}
-
static void
salinfo_platform_oemdata_cpu(void *context)
{
@@ -258,7 +243,7 @@ salinfo_log_wakeup(int type, u8 *buffer, u64 size, int irqsafe)
}
cpumask_set_cpu(smp_processor_id(), &data->cpu_event);
if (irqsafe) {
- salinfo_work_to_do(data);
+ wake_up_interruptible(&data->read_wait);
spin_unlock_irqrestore(&data_saved_lock, flags);
}
}
@@ -271,14 +256,10 @@ extern void ia64_mlogbuf_dump(void);
static void
salinfo_timeout_check(struct salinfo_data *data)
{
- unsigned long flags;
if (!data->open)
return;
- if (!cpumask_empty(&data->cpu_event)) {
- spin_lock_irqsave(&data_saved_lock, flags);
- salinfo_work_to_do(data);
- spin_unlock_irqrestore(&data_saved_lock, flags);
- }
+ if (!cpumask_empty(&data->cpu_event))
+ wake_up_interruptible(&data->read_wait);
}
static void
@@ -308,10 +289,11 @@ salinfo_event_read(struct file *file, char __user *buffer, size_t count, loff_t
int i, n, cpu = -1;
retry:
- if (cpumask_empty(&data->cpu_event) && down_trylock(&data->mutex)) {
+ if (cpumask_empty(&data->cpu_event)) {
if (file->f_flags & O_NONBLOCK)
return -EAGAIN;
- if (down_interruptible(&data->mutex))
+ if (wait_event_interruptible(data->read_wait,
+ !cpumask_empty(&data->cpu_event)))
return -EINTR;
}
@@ -510,7 +492,7 @@ salinfo_log_clear(struct salinfo_data *data, int cpu)
if (data->state == STATE_LOG_RECORD) {
spin_lock_irqsave(&data_saved_lock, flags);
cpumask_set_cpu(cpu, &data->cpu_event);
- salinfo_work_to_do(data);
+ wake_up_interruptible(&data->read_wait);
spin_unlock_irqrestore(&data_saved_lock, flags);
}
return 0;
@@ -582,7 +564,7 @@ salinfo_cpu_callback(struct notifier_block *nb, unsigned long action, void *hcpu
i < ARRAY_SIZE(salinfo_data);
++i, ++data) {
cpumask_set_cpu(cpu, &data->cpu_event);
- salinfo_work_to_do(data);
+ wake_up_interruptible(&data->read_wait);
}
spin_unlock_irqrestore(&data_saved_lock, flags);
break;
@@ -640,7 +622,7 @@ salinfo_init(void)
for (i = 0; i < ARRAY_SIZE(salinfo_log_name); i++) {
data = salinfo_data + i;
data->type = i;
- sema_init(&data->mutex, 1);
+ init_waitqueue_head(&data->read_wait);
dir = proc_mkdir(salinfo_log_name[i], salinfo_dir);
if (!dir)
continue;
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index c8dbe2acd735..6f892b94e906 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -355,7 +355,7 @@ static struct irqaction timer_irqaction = {
.name = "timer"
};
-void read_persistent_clock(struct timespec *ts)
+void read_persistent_clock64(struct timespec64 *ts)
{
efi_gettimeofday(ts);
}
diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c
index 8f59907007cb..74c934a997bb 100644
--- a/arch/ia64/sn/pci/pci_dma.c
+++ b/arch/ia64/sn/pci/pci_dma.c
@@ -77,7 +77,7 @@ EXPORT_SYMBOL(sn_dma_set_mask);
*/
static void *sn_dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t * dma_handle, gfp_t flags,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
void *cpuaddr;
unsigned long phys_addr;
@@ -138,7 +138,7 @@ static void *sn_dma_alloc_coherent(struct device *dev, size_t size,
* any associated IOMMU mappings.
*/
static void sn_dma_free_coherent(struct device *dev, size_t size, void *cpu_addr,
- dma_addr_t dma_handle, struct dma_attrs *attrs)
+ dma_addr_t dma_handle, unsigned long attrs)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev);
@@ -176,21 +176,18 @@ static void sn_dma_free_coherent(struct device *dev, size_t size, void *cpu_addr
static dma_addr_t sn_dma_map_page(struct device *dev, struct page *page,
unsigned long offset, size_t size,
enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
void *cpu_addr = page_address(page) + offset;
dma_addr_t dma_addr;
unsigned long phys_addr;
struct pci_dev *pdev = to_pci_dev(dev);
struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev);
- int dmabarr;
-
- dmabarr = dma_get_attr(DMA_ATTR_WRITE_BARRIER, attrs);
BUG_ON(!dev_is_pci(dev));
phys_addr = __pa(cpu_addr);
- if (dmabarr)
+ if (attrs & DMA_ATTR_WRITE_BARRIER)
dma_addr = provider->dma_map_consistent(pdev, phys_addr,
size, SN_DMA_ADDR_PHYS);
else
@@ -218,7 +215,7 @@ static dma_addr_t sn_dma_map_page(struct device *dev, struct page *page,
*/
static void sn_dma_unmap_page(struct device *dev, dma_addr_t dma_addr,
size_t size, enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
struct pci_dev *pdev = to_pci_dev(dev);
struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev);
@@ -240,7 +237,7 @@ static void sn_dma_unmap_page(struct device *dev, dma_addr_t dma_addr,
*/
static void sn_dma_unmap_sg(struct device *dev, struct scatterlist *sgl,
int nhwentries, enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
int i;
struct pci_dev *pdev = to_pci_dev(dev);
@@ -273,16 +270,13 @@ static void sn_dma_unmap_sg(struct device *dev, struct scatterlist *sgl,
*/
static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl,
int nhwentries, enum dma_data_direction dir,
- struct dma_attrs *attrs)
+ unsigned long attrs)
{
unsigned long phys_addr;
struct scatterlist *saved_sg = sgl, *sg;
struct pci_dev *pdev = to_pci_dev(dev);
struct sn_pcibus_provider *provider = SN_PCIDEV_BUSPROVIDER(pdev);
int i;
- int dmabarr;
-
- dmabarr = dma_get_attr(DMA_ATTR_WRITE_BARRIER, attrs);
BUG_ON(!dev_is_pci(dev));
@@ -292,7 +286,7 @@ static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl,
for_each_sg(sgl, sg, nhwentries, i) {
dma_addr_t dma_addr;
phys_addr = SG_ENT_PHYS_ADDRESS(sg);
- if (dmabarr)
+ if (attrs & DMA_ATTR_WRITE_BARRIER)
dma_addr = provider->dma_map_consistent(pdev,
phys_addr,
sg->length,