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-rw-r--r--arch/parisc/include/asm/Kbuild2
-rw-r--r--arch/parisc/include/asm/cacheflush.h2
-rw-r--r--arch/parisc/include/asm/cmpxchg.h2
-rw-r--r--arch/parisc/include/asm/dma-mapping.h2
-rw-r--r--arch/parisc/include/asm/pci.h21
-rw-r--r--arch/parisc/kernel/pci-dma.c27
-rw-r--r--arch/parisc/kernel/pdc_cons.c3
-rw-r--r--arch/parisc/kernel/perf.c3
-rw-r--r--arch/parisc/kernel/traps.c4
-rw-r--r--arch/parisc/mm/fault.c4
10 files changed, 27 insertions, 43 deletions
diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild
index 7a4bcc363..f9b3a81ae 100644
--- a/arch/parisc/include/asm/Kbuild
+++ b/arch/parisc/include/asm/Kbuild
@@ -15,12 +15,12 @@ generic-y += kvm_para.h
generic-y += local.h
generic-y += local64.h
generic-y += mcs_spinlock.h
+generic-y += mm-arch-hooks.h
generic-y += mutex.h
generic-y += param.h
generic-y += percpu.h
generic-y += poll.h
generic-y += preempt.h
-generic-y += scatterlist.h
generic-y += seccomp.h
generic-y += segment.h
generic-y += topology.h
diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h
index de65f66ea..ec2df4bab 100644
--- a/arch/parisc/include/asm/cacheflush.h
+++ b/arch/parisc/include/asm/cacheflush.h
@@ -142,6 +142,7 @@ static inline void kunmap(struct page *page)
static inline void *kmap_atomic(struct page *page)
{
+ preempt_disable();
pagefault_disable();
return page_address(page);
}
@@ -150,6 +151,7 @@ static inline void __kunmap_atomic(void *addr)
{
flush_kernel_dcache_page_addr(addr);
pagefault_enable();
+ preempt_enable();
}
#define kmap_atomic_prot(page, prot) kmap_atomic(page)
diff --git a/arch/parisc/include/asm/cmpxchg.h b/arch/parisc/include/asm/cmpxchg.h
index dbd13354e..0a90b965c 100644
--- a/arch/parisc/include/asm/cmpxchg.h
+++ b/arch/parisc/include/asm/cmpxchg.h
@@ -46,8 +46,6 @@ __xchg(unsigned long x, __volatile__ void *ptr, int size)
#define xchg(ptr, x) \
((__typeof__(*(ptr)))__xchg((unsigned long)(x), (ptr), sizeof(*(ptr))))
-#define __HAVE_ARCH_CMPXCHG 1
-
/* bug catcher for when unsupported size is used - won't link */
extern void __cmpxchg_called_with_bad_pointer(void);
diff --git a/arch/parisc/include/asm/dma-mapping.h b/arch/parisc/include/asm/dma-mapping.h
index d0eae5f2b..d8d60a571 100644
--- a/arch/parisc/include/asm/dma-mapping.h
+++ b/arch/parisc/include/asm/dma-mapping.h
@@ -2,8 +2,8 @@
#define _PARISC_DMA_MAPPING_H
#include <linux/mm.h>
+#include <linux/scatterlist.h>
#include <asm/cacheflush.h>
-#include <asm/scatterlist.h>
/* See Documentation/DMA-API-HOWTO.txt */
struct hppa_dma_ops {
diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h
index 20df2b04f..71889ea72 100644
--- a/arch/parisc/include/asm/pci.h
+++ b/arch/parisc/include/asm/pci.h
@@ -1,7 +1,7 @@
#ifndef __ASM_PARISC_PCI_H
#define __ASM_PARISC_PCI_H
-#include <asm/scatterlist.h>
+#include <linux/scatterlist.h>
@@ -196,25 +196,6 @@ static inline void pcibios_register_hba(struct pci_hba_data *x)
/* export the pci_ DMA API in terms of the dma_ one */
#include <asm-generic/pci-dma-compat.h>
-#ifdef CONFIG_PCI
-static inline void pci_dma_burst_advice(struct pci_dev *pdev,
- enum pci_dma_burst_strategy *strat,
- unsigned long *strategy_parameter)
-{
- unsigned long cacheline_size;
- u8 byte;
-
- pci_read_config_byte(pdev, PCI_CACHE_LINE_SIZE, &byte);
- if (byte == 0)
- cacheline_size = 1024;
- else
- cacheline_size = (int) byte * 4;
-
- *strat = PCI_DMA_BURST_MULTIPLE;
- *strategy_parameter = cacheline_size;
-}
-#endif
-
static inline int pci_get_legacy_ide_irq(struct pci_dev *dev, int channel)
{
return channel ? 15 : 14;
diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c
index ff834fd67..b9402c9b3 100644
--- a/arch/parisc/kernel/pci-dma.c
+++ b/arch/parisc/kernel/pci-dma.c
@@ -478,14 +478,16 @@ static void pa11_dma_unmap_single(struct device *dev, dma_addr_t dma_handle, siz
static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction)
{
int i;
+ struct scatterlist *sg;
BUG_ON(direction == DMA_NONE);
- for (i = 0; i < nents; i++, sglist++ ) {
- unsigned long vaddr = (unsigned long)sg_virt(sglist);
- sg_dma_address(sglist) = (dma_addr_t) virt_to_phys(vaddr);
- sg_dma_len(sglist) = sglist->length;
- flush_kernel_dcache_range(vaddr, sglist->length);
+ for_each_sg(sglist, sg, nents, i) {
+ unsigned long vaddr = (unsigned long)sg_virt(sg);
+
+ sg_dma_address(sg) = (dma_addr_t) virt_to_phys(vaddr);
+ sg_dma_len(sg) = sg->length;
+ flush_kernel_dcache_range(vaddr, sg->length);
}
return nents;
}
@@ -493,6 +495,7 @@ static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, int n
static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction)
{
int i;
+ struct scatterlist *sg;
BUG_ON(direction == DMA_NONE);
@@ -501,8 +504,8 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in
/* once we do combining we'll need to use phys_to_virt(sg_dma_address(sglist)) */
- for (i = 0; i < nents; i++, sglist++ )
- flush_kernel_vmap_range(sg_virt(sglist), sglist->length);
+ for_each_sg(sglist, sg, nents, i)
+ flush_kernel_vmap_range(sg_virt(sg), sg->length);
return;
}
@@ -523,21 +526,23 @@ static void pa11_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_h
static void pa11_dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction)
{
int i;
+ struct scatterlist *sg;
/* once we do combining we'll need to use phys_to_virt(sg_dma_address(sglist)) */
- for (i = 0; i < nents; i++, sglist++ )
- flush_kernel_vmap_range(sg_virt(sglist), sglist->length);
+ for_each_sg(sglist, sg, nents, i)
+ flush_kernel_vmap_range(sg_virt(sg), sg->length);
}
static void pa11_dma_sync_sg_for_device(struct device *dev, struct scatterlist *sglist, int nents, enum dma_data_direction direction)
{
int i;
+ struct scatterlist *sg;
/* once we do combining we'll need to use phys_to_virt(sg_dma_address(sglist)) */
- for (i = 0; i < nents; i++, sglist++ )
- flush_kernel_vmap_range(sg_virt(sglist), sglist->length);
+ for_each_sg(sglist, sg, nents, i)
+ flush_kernel_vmap_range(sg_virt(sg), sg->length);
}
struct hppa_dma_ops pcxl_dma_ops = {
diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c
index d5cae5519..10a5ae955 100644
--- a/arch/parisc/kernel/pdc_cons.c
+++ b/arch/parisc/kernel/pdc_cons.c
@@ -207,8 +207,7 @@ static int __init pdc_console_tty_driver_init(void)
return 0;
}
-
-module_init(pdc_console_tty_driver_init);
+device_initcall(pdc_console_tty_driver_init);
static struct tty_driver * pdc_console_device (struct console *c, int *index)
{
diff --git a/arch/parisc/kernel/perf.c b/arch/parisc/kernel/perf.c
index ba0c053e2..518f4f5f1 100644
--- a/arch/parisc/kernel/perf.c
+++ b/arch/parisc/kernel/perf.c
@@ -543,6 +543,7 @@ static int __init perf_init(void)
return 0;
}
+device_initcall(perf_init);
/*
* perf_start_counters(void)
@@ -847,5 +848,3 @@ printk("perf_rdr_write\n");
}
printk("perf_rdr_write done\n");
}
-
-module_init(perf_init);
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index 7f67c4c96..b99b39f1d 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -26,9 +26,9 @@
#include <linux/console.h>
#include <linux/bug.h>
#include <linux/ratelimit.h>
+#include <linux/uaccess.h>
#include <asm/assembly.h>
-#include <asm/uaccess.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/traps.h>
@@ -796,7 +796,7 @@ void notrace handle_interruption(int code, struct pt_regs *regs)
* unless pagefault_disable() was called before.
*/
- if (fault_space == 0 && !in_atomic())
+ if (fault_space == 0 && !faulthandler_disabled())
{
pdc_chassis_send_status(PDC_CHASSIS_DIRECT_PANIC);
parisc_terminate("Kernel Fault", regs, code, fault_address);
diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c
index e5120e653..15503addd 100644
--- a/arch/parisc/mm/fault.c
+++ b/arch/parisc/mm/fault.c
@@ -15,8 +15,8 @@
#include <linux/sched.h>
#include <linux/interrupt.h>
#include <linux/module.h>
+#include <linux/uaccess.h>
-#include <asm/uaccess.h>
#include <asm/traps.h>
/* Various important other fields */
@@ -207,7 +207,7 @@ void do_page_fault(struct pt_regs *regs, unsigned long code,
int fault;
unsigned int flags;
- if (in_atomic())
+ if (pagefault_disabled())
goto no_context;
tsk = current;
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-01 17:58:01 +0000