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-rw-r--r--arch/microblaze/Kconfig1
-rw-r--r--arch/microblaze/include/asm/pci.h6
-rw-r--r--arch/microblaze/kernel/dma.c11
-rw-r--r--arch/microblaze/kernel/exceptions.c8
-rw-r--r--arch/microblaze/mm/fault.c12
5 files changed, 2 insertions, 36 deletions
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 3817a3e..d147821 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -19,7 +19,6 @@ config MICROBLAZE
select HAVE_ARCH_HASH
select HAVE_ARCH_KGDB
select HAVE_DEBUG_KMEMLEAK
- select HAVE_DMA_API_DEBUG
select HAVE_DYNAMIC_FTRACE
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_GRAPH_TRACER
diff --git a/arch/microblaze/include/asm/pci.h b/arch/microblaze/include/asm/pci.h
index 5de871e..0033786 100644
--- a/arch/microblaze/include/asm/pci.h
+++ b/arch/microblaze/include/asm/pci.h
@@ -62,12 +62,6 @@ extern int pci_mmap_legacy_page_range(struct pci_bus *bus,
#define HAVE_PCI_LEGACY 1
-/* The PCI address space does equal the physical memory
- * address space (no IOMMU). The IDE and SCSI device layers use
- * this boolean for bounce buffer decisions.
- */
-#define PCI_DMA_BUS_IS_PHYS (1)
-
extern void pcibios_claim_one_bus(struct pci_bus *b);
extern void pcibios_finish_adding_to_bus(struct pci_bus *bus);
diff --git a/arch/microblaze/kernel/dma.c b/arch/microblaze/kernel/dma.c
index c91e8ce..3145e7d 100644
--- a/arch/microblaze/kernel/dma.c
+++ b/arch/microblaze/kernel/dma.c
@@ -184,14 +184,3 @@ const struct dma_map_ops dma_nommu_ops = {
.sync_sg_for_device = dma_nommu_sync_sg_for_device,
};
EXPORT_SYMBOL(dma_nommu_ops);
-
-/* Number of entries preallocated for DMA-API debugging */
-#define PREALLOC_DMA_DEBUG_ENTRIES (1 << 16)
-
-static int __init dma_init(void)
-{
- dma_debug_init(PREALLOC_DMA_DEBUG_ENTRIES);
-
- return 0;
-}
-fs_initcall(dma_init);
diff --git a/arch/microblaze/kernel/exceptions.c b/arch/microblaze/kernel/exceptions.c
index e6f338d..eafff21 100644
--- a/arch/microblaze/kernel/exceptions.c
+++ b/arch/microblaze/kernel/exceptions.c
@@ -60,16 +60,10 @@ asmlinkage void sw_exception(struct pt_regs *regs)
void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr)
{
- siginfo_t info;
-
if (kernel_mode(regs))
die("Exception in kernel mode", regs, signr);
- info.si_signo = signr;
- info.si_errno = 0;
- info.si_code = code;
- info.si_addr = (void __user *) addr;
- force_sig_info(signr, &info, current);
+ force_sig_fault(signr, code, (void __user *)addr, current);
}
asmlinkage void full_exception(struct pt_regs *regs, unsigned int type,
diff --git a/arch/microblaze/mm/fault.c b/arch/microblaze/mm/fault.c
index f91b30f..af60744 100644
--- a/arch/microblaze/mm/fault.c
+++ b/arch/microblaze/mm/fault.c
@@ -88,7 +88,6 @@ void do_page_fault(struct pt_regs *regs, unsigned long address,
{
struct vm_area_struct *vma;
struct mm_struct *mm = current->mm;
- siginfo_t info;
int code = SEGV_MAPERR;
int is_write = error_code & ESR_S;
int fault;
@@ -269,11 +268,6 @@ bad_area_nosemaphore:
/* User mode accesses cause a SIGSEGV */
if (user_mode(regs)) {
_exception(SIGSEGV, regs, code, address);
-/* info.si_signo = SIGSEGV;
- info.si_errno = 0;
- info.si_code = code;
- info.si_addr = (void *) address;
- force_sig_info(SIGSEGV, &info, current);*/
return;
}
@@ -295,11 +289,7 @@ out_of_memory:
do_sigbus:
up_read(&mm->mmap_sem);
if (user_mode(regs)) {
- info.si_signo = SIGBUS;
- info.si_errno = 0;
- info.si_code = BUS_ADRERR;
- info.si_addr = (void __user *)address;
- force_sig_info(SIGBUS, &info, current);
+ force_sig_fault(SIGBUS, BUS_ADRERR, (void __user *)address, current);
return;
}
bad_page_fault(regs, address, SIGBUS);
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