summaryrefslogtreecommitdiff
path: root/arch/cris
diff options
context:
space:
mode:
Diffstat (limited to 'arch/cris')
-rw-r--r--arch/cris/arch-v10/README.mm6
-rw-r--r--arch/cris/arch-v10/drivers/axisflashmap.c1
-rw-r--r--arch/cris/arch-v10/drivers/pcf8563.c1
-rw-r--r--arch/cris/arch-v10/kernel/fasttimer.c1
-rw-r--r--arch/cris/arch-v10/kernel/ptrace.c51
-rw-r--r--arch/cris/arch-v10/kernel/signal.c2
-rw-r--r--arch/cris/arch-v32/drivers/axisflashmap.c1
-rw-r--r--arch/cris/arch-v32/drivers/cryptocop.c14
-rw-r--r--arch/cris/arch-v32/drivers/nandflash.c1
-rw-r--r--arch/cris/arch-v32/drivers/pcf8563.c1
-rw-r--r--arch/cris/arch-v32/drivers/pci/dma.c2
-rw-r--r--arch/cris/arch-v32/kernel/ptrace.c51
-rw-r--r--arch/cris/arch-v32/kernel/signal.c2
-rw-r--r--arch/cris/arch-v32/kernel/smp.c3
-rw-r--r--arch/cris/arch-v32/mm/tlb.c6
-rw-r--r--arch/cris/kernel/process.c2
-rw-r--r--arch/cris/kernel/time.c5
-rw-r--r--arch/cris/mm/ioremap.c6
18 files changed, 31 insertions, 125 deletions
diff --git a/arch/cris/arch-v10/README.mm b/arch/cris/arch-v10/README.mm
index 6f08903f3139..517d1f027fe8 100644
--- a/arch/cris/arch-v10/README.mm
+++ b/arch/cris/arch-v10/README.mm
@@ -177,7 +177,7 @@ The example address is 0xd004000c; in binary this is:
Given the top-level Page Directory, the offset in that directory is calculated
using the upper 8 bits:
-extern inline pgd_t * pgd_offset(struct mm_struct * mm, unsigned long address)
+static inline pgd_t * pgd_offset(struct mm_struct * mm, unsigned long address)
{
return mm->pgd + (address >> PGDIR_SHIFT);
}
@@ -190,14 +190,14 @@ The pgd_t from our example will therefore be the 208'th (0xd0) entry in mm->pgd.
Since the Middle Directory does not exist, it is a unity mapping:
-extern inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address)
+static inline pmd_t * pmd_offset(pgd_t * dir, unsigned long address)
{
return (pmd_t *) dir;
}
The Page Table provides the final lookup by using bits 13 to 23 as index:
-extern inline pte_t * pte_offset(pmd_t * dir, unsigned long address)
+static inline pte_t * pte_offset(pmd_t * dir, unsigned long address)
{
return (pte_t *) pmd_page(*dir) + ((address >> PAGE_SHIFT) &
(PTRS_PER_PTE - 1));
diff --git a/arch/cris/arch-v10/drivers/axisflashmap.c b/arch/cris/arch-v10/drivers/axisflashmap.c
index 11ab3836aac6..56b038c8d482 100644
--- a/arch/cris/arch-v10/drivers/axisflashmap.c
+++ b/arch/cris/arch-v10/drivers/axisflashmap.c
@@ -140,6 +140,7 @@
#include <linux/kernel.h>
#include <linux/config.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/mtd/concat.h>
#include <linux/mtd/map.h>
diff --git a/arch/cris/arch-v10/drivers/pcf8563.c b/arch/cris/arch-v10/drivers/pcf8563.c
index 201f4c90d961..f2c55742e90c 100644
--- a/arch/cris/arch-v10/drivers/pcf8563.c
+++ b/arch/cris/arch-v10/drivers/pcf8563.c
@@ -19,7 +19,6 @@
*/
#include <linux/config.h>
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.h>
diff --git a/arch/cris/arch-v10/kernel/fasttimer.c b/arch/cris/arch-v10/kernel/fasttimer.c
index 094ff45ae85b..cac05a5e514c 100644
--- a/arch/cris/arch-v10/kernel/fasttimer.c
+++ b/arch/cris/arch-v10/kernel/fasttimer.c
@@ -112,7 +112,6 @@
#include <asm/rtc.h>
#include <linux/config.h>
-#include <linux/version.h>
#include <asm/arch/svinto.h>
#include <asm/fasttimer.h>
diff --git a/arch/cris/arch-v10/kernel/ptrace.c b/arch/cris/arch-v10/kernel/ptrace.c
index 130dd214e41d..6cbd34a27b90 100644
--- a/arch/cris/arch-v10/kernel/ptrace.c
+++ b/arch/cris/arch-v10/kernel/ptrace.c
@@ -76,55 +76,11 @@ ptrace_disable(struct task_struct *child)
* (in user space) where the result of the ptrace call is written (instead of
* being returned).
*/
-asmlinkage int
-sys_ptrace(long request, long pid, long addr, long data)
+long arch_ptrace(struct task_struct *child, long request, long addr, long data)
{
- struct task_struct *child;
int ret;
unsigned long __user *datap = (unsigned long __user *)data;
- lock_kernel();
- ret = -EPERM;
-
- if (request == PTRACE_TRACEME) {
- /* are we already being traced? */
- if (current->ptrace & PT_PTRACED)
- goto out;
- ret = security_ptrace(current->parent, current);
- if (ret)
- goto out;
- /* set the ptrace bit in the process flags. */
- current->ptrace |= PT_PTRACED;
- ret = 0;
- goto out;
- }
-
- ret = -ESRCH;
- read_lock(&tasklist_lock);
- child = find_task_by_pid(pid);
-
- if (child)
- get_task_struct(child);
-
- read_unlock(&tasklist_lock);
-
- if (!child)
- goto out;
-
- ret = -EPERM;
-
- if (pid == 1) /* Leave the init process alone! */
- goto out_tsk;
-
- if (request == PTRACE_ATTACH) {
- ret = ptrace_attach(child);
- goto out_tsk;
- }
-
- ret = ptrace_check_attach(child, request == PTRACE_KILL);
- if (ret < 0)
- goto out_tsk;
-
switch (request) {
/* Read word at location address. */
case PTRACE_PEEKTEXT:
@@ -289,10 +245,7 @@ sys_ptrace(long request, long pid, long addr, long data)
ret = ptrace_request(child, request, addr, data);
break;
}
-out_tsk:
- put_task_struct(child);
-out:
- unlock_kernel();
+
return ret;
}
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index 693771961f85..19bcad05716f 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -476,7 +476,7 @@ give_sigsegv:
* OK, we're invoking a handler
*/
-extern inline void
+static inline void
handle_signal(int canrestart, unsigned long sig,
siginfo_t *info, struct k_sigaction *ka,
sigset_t *oldset, struct pt_regs * regs)
diff --git a/arch/cris/arch-v32/drivers/axisflashmap.c b/arch/cris/arch-v32/drivers/axisflashmap.c
index 78ed52b1cdac..b679f983b90a 100644
--- a/arch/cris/arch-v32/drivers/axisflashmap.c
+++ b/arch/cris/arch-v32/drivers/axisflashmap.c
@@ -20,6 +20,7 @@
#include <linux/kernel.h>
#include <linux/config.h>
#include <linux/init.h>
+#include <linux/slab.h>
#include <linux/mtd/concat.h>
#include <linux/mtd/map.h>
diff --git a/arch/cris/arch-v32/drivers/cryptocop.c b/arch/cris/arch-v32/drivers/cryptocop.c
index ca72076c630a..501fa52d8d3a 100644
--- a/arch/cris/arch-v32/drivers/cryptocop.c
+++ b/arch/cris/arch-v32/drivers/cryptocop.c
@@ -277,7 +277,7 @@ struct file_operations cryptocop_fops = {
static void free_cdesc(struct cryptocop_dma_desc *cdesc)
{
DEBUG(printk("free_cdesc: cdesc 0x%p, from_pool=%d\n", cdesc, cdesc->from_pool));
- if (cdesc->free_buf) kfree(cdesc->free_buf);
+ kfree(cdesc->free_buf);
if (cdesc->from_pool) {
unsigned long int flags;
@@ -2950,15 +2950,15 @@ static int cryptocop_ioctl_process(struct inode *inode, struct file *filp, unsig
put_page(outpages[i]);
}
- if (digest_result) kfree(digest_result);
- if (inpages) kfree(inpages);
- if (outpages) kfree(outpages);
+ kfree(digest_result);
+ kfree(inpages);
+ kfree(outpages);
if (cop){
- if (cop->tfrm_op.indata) kfree(cop->tfrm_op.indata);
- if (cop->tfrm_op.outdata) kfree(cop->tfrm_op.outdata);
+ kfree(cop->tfrm_op.indata);
+ kfree(cop->tfrm_op.outdata);
kfree(cop);
}
- if (jc) kfree(jc);
+ kfree(jc);
DEBUG(print_lock_status());
diff --git a/arch/cris/arch-v32/drivers/nandflash.c b/arch/cris/arch-v32/drivers/nandflash.c
index fc2a619b035d..93ddea4d9564 100644
--- a/arch/cris/arch-v32/drivers/nandflash.c
+++ b/arch/cris/arch-v32/drivers/nandflash.c
@@ -14,7 +14,6 @@
*
*/
-#include <linux/version.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/module.h>
diff --git a/arch/cris/arch-v32/drivers/pcf8563.c b/arch/cris/arch-v32/drivers/pcf8563.c
index f894580b648b..d788bda3578c 100644
--- a/arch/cris/arch-v32/drivers/pcf8563.c
+++ b/arch/cris/arch-v32/drivers/pcf8563.c
@@ -18,7 +18,6 @@
*/
#include <linux/config.h>
-#include <linux/version.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.h>
diff --git a/arch/cris/arch-v32/drivers/pci/dma.c b/arch/cris/arch-v32/drivers/pci/dma.c
index 10329306d23c..426b09878a05 100644
--- a/arch/cris/arch-v32/drivers/pci/dma.c
+++ b/arch/cris/arch-v32/drivers/pci/dma.c
@@ -24,7 +24,7 @@ struct dma_coherent_mem {
};
void *dma_alloc_coherent(struct device *dev, size_t size,
- dma_addr_t *dma_handle, unsigned int __nocast gfp)
+ dma_addr_t *dma_handle, gfp_t gfp)
{
void *ret;
struct dma_coherent_mem *mem = dev ? dev->dma_mem : NULL;
diff --git a/arch/cris/arch-v32/kernel/ptrace.c b/arch/cris/arch-v32/kernel/ptrace.c
index 208489da2a87..5528b83a622b 100644
--- a/arch/cris/arch-v32/kernel/ptrace.c
+++ b/arch/cris/arch-v32/kernel/ptrace.c
@@ -99,55 +99,11 @@ ptrace_disable(struct task_struct *child)
}
-asmlinkage int
-sys_ptrace(long request, long pid, long addr, long data)
+long arch_ptrace(struct task_struct *child, long request, long addr, long data)
{
- struct task_struct *child;
int ret;
unsigned long __user *datap = (unsigned long __user *)data;
- lock_kernel();
- ret = -EPERM;
-
- if (request == PTRACE_TRACEME) {
- /* are we already being traced? */
- if (current->ptrace & PT_PTRACED)
- goto out;
- ret = security_ptrace(current->parent, current);
- if (ret)
- goto out;
- /* set the ptrace bit in the process flags. */
- current->ptrace |= PT_PTRACED;
- ret = 0;
- goto out;
- }
-
- ret = -ESRCH;
- read_lock(&tasklist_lock);
- child = find_task_by_pid(pid);
-
- if (child)
- get_task_struct(child);
-
- read_unlock(&tasklist_lock);
-
- if (!child)
- goto out;
-
- ret = -EPERM;
-
- if (pid == 1) /* Leave the init process alone! */
- goto out_tsk;
-
- if (request == PTRACE_ATTACH) {
- ret = ptrace_attach(child);
- goto out_tsk;
- }
-
- ret = ptrace_check_attach(child, request == PTRACE_KILL);
- if (ret < 0)
- goto out_tsk;
-
switch (request) {
/* Read word at location address. */
case PTRACE_PEEKTEXT:
@@ -347,10 +303,7 @@ sys_ptrace(long request, long pid, long addr, long data)
ret = ptrace_request(child, request, addr, data);
break;
}
-out_tsk:
- put_task_struct(child);
-out:
- unlock_kernel();
+
return ret;
}
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index 0a3614dab887..99e59b3eacf8 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -513,7 +513,7 @@ give_sigsegv:
}
/* Invoke a singal handler to, well, handle the signal. */
-extern inline void
+static inline void
handle_signal(int canrestart, unsigned long sig,
siginfo_t *info, struct k_sigaction *ka,
sigset_t *oldset, struct pt_regs * regs)
diff --git a/arch/cris/arch-v32/kernel/smp.c b/arch/cris/arch-v32/kernel/smp.c
index 2c5cae04a95c..13867f4fad16 100644
--- a/arch/cris/arch-v32/kernel/smp.c
+++ b/arch/cris/arch-v32/kernel/smp.c
@@ -15,6 +15,7 @@
#include <linux/kernel.h>
#include <linux/cpumask.h>
#include <linux/interrupt.h>
+#include <linux/module.h>
#define IPI_SCHEDULE 1
#define IPI_CALL 2
@@ -28,6 +29,7 @@ spinlock_t cris_atomic_locks[] = { [0 ... LOCK_COUNT - 1] = SPIN_LOCK_UNLOCKED};
/* CPU masks */
cpumask_t cpu_online_map = CPU_MASK_NONE;
cpumask_t phys_cpu_present_map = CPU_MASK_NONE;
+EXPORT_SYMBOL(phys_cpu_present_map);
/* Variables used during SMP boot */
volatile int cpu_now_booting = 0;
@@ -159,6 +161,7 @@ void __init smp_callin(void)
REG_WR(intr_vect, irq_regs[cpu], rw_mask, vect_mask);
unmask_irq(IPI_INTR_VECT);
unmask_irq(TIMER_INTR_VECT);
+ preempt_disable();
local_irq_enable();
cpu_set(cpu, cpu_online_map);
diff --git a/arch/cris/arch-v32/mm/tlb.c b/arch/cris/arch-v32/mm/tlb.c
index 8233406798d3..b08a28bb58ab 100644
--- a/arch/cris/arch-v32/mm/tlb.c
+++ b/arch/cris/arch-v32/mm/tlb.c
@@ -175,6 +175,8 @@ init_new_context(struct task_struct *tsk, struct mm_struct *mm)
return 0;
}
+static DEFINE_SPINLOCK(mmu_context_lock);
+
/* Called in schedule() just before actually doing the switch_to. */
void
switch_mm(struct mm_struct *prev, struct mm_struct *next,
@@ -183,10 +185,10 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
int cpu = smp_processor_id();
/* Make sure there is a MMU context. */
- spin_lock(&next->page_table_lock);
+ spin_lock(&mmu_context_lock);
get_mmu_context(next);
cpu_set(cpu, next->cpu_vm_mask);
- spin_unlock(&next->page_table_lock);
+ spin_unlock(&mmu_context_lock);
/*
* Remember the pgd for the fault handlers. Keep a seperate copy of it
diff --git a/arch/cris/kernel/process.c b/arch/cris/kernel/process.c
index 949a0e40e03c..7c80afb10460 100644
--- a/arch/cris/kernel/process.c
+++ b/arch/cris/kernel/process.c
@@ -218,7 +218,9 @@ void cpu_idle (void)
idle = default_idle;
idle();
}
+ preempt_enable_no_resched();
schedule();
+ preempt_disable();
}
}
diff --git a/arch/cris/kernel/time.c b/arch/cris/kernel/time.c
index a2d99b4aedcd..66ba8898db07 100644
--- a/arch/cris/kernel/time.c
+++ b/arch/cris/kernel/time.c
@@ -31,10 +31,7 @@
#include <linux/timex.h>
#include <linux/init.h>
#include <linux/profile.h>
-
-u64 jiffies_64 = INITIAL_JIFFIES;
-
-EXPORT_SYMBOL(jiffies_64);
+#include <linux/sched.h> /* just for sched_clock() - funny that */
int have_rtc; /* used to remember if we have an RTC or not */;
diff --git a/arch/cris/mm/ioremap.c b/arch/cris/mm/ioremap.c
index ebba11e270fa..1780df3ed9e5 100644
--- a/arch/cris/mm/ioremap.c
+++ b/arch/cris/mm/ioremap.c
@@ -16,7 +16,7 @@
#include <asm/tlbflush.h>
#include <asm/arch/memmap.h>
-extern inline void remap_area_pte(pte_t * pte, unsigned long address, unsigned long size,
+static inline void remap_area_pte(pte_t * pte, unsigned long address, unsigned long size,
unsigned long phys_addr, pgprot_t prot)
{
unsigned long end;
@@ -52,7 +52,7 @@ static inline int remap_area_pmd(pmd_t * pmd, unsigned long address, unsigned lo
if (address >= end)
BUG();
do {
- pte_t * pte = pte_alloc_kernel(&init_mm, pmd, address);
+ pte_t * pte = pte_alloc_kernel(pmd, address);
if (!pte)
return -ENOMEM;
remap_area_pte(pte, address, end - address, address + phys_addr, prot);
@@ -74,7 +74,6 @@ static int remap_area_pages(unsigned long address, unsigned long phys_addr,
flush_cache_all();
if (address >= end)
BUG();
- spin_lock(&init_mm.page_table_lock);
do {
pud_t *pud;
pmd_t *pmd;
@@ -94,7 +93,6 @@ static int remap_area_pages(unsigned long address, unsigned long phys_addr,
address = (address + PGDIR_SIZE) & PGDIR_MASK;
dir++;
} while (address && (address < end));
- spin_unlock(&init_mm.page_table_lock);
flush_tlb_all();
return error;
}
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-10 08:01:37 +0300