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-rw-r--r--arch/cris/Kconfig.debug31
-rw-r--r--arch/cris/Makefile10
-rw-r--r--arch/cris/arch-v10/drivers/axisflashmap.c1
-rw-r--r--arch/cris/arch-v10/kernel/entry.S2
-rw-r--r--arch/cris/arch-v10/kernel/signal.c11
-rw-r--r--arch/cris/arch-v10/kernel/time.c2
-rw-r--r--arch/cris/arch-v32/drivers/axisflashmap.c1
-rw-r--r--arch/cris/arch-v32/drivers/pci/dma.c2
-rw-r--r--arch/cris/arch-v32/kernel/entry.S2
-rw-r--r--arch/cris/arch-v32/kernel/signal.c11
-rw-r--r--arch/cris/arch-v32/kernel/smp.c2
-rw-r--r--arch/cris/arch-v32/mm/tlb.c6
-rw-r--r--arch/cris/kernel/time.c10
-rw-r--r--arch/cris/mm/fault.c6
-rw-r--r--arch/cris/mm/ioremap.c4
15 files changed, 40 insertions, 61 deletions
diff --git a/arch/cris/Kconfig.debug b/arch/cris/Kconfig.debug
index cd72324935c4..0a1d62a23614 100644
--- a/arch/cris/Kconfig.debug
+++ b/arch/cris/Kconfig.debug
@@ -5,10 +5,13 @@ config PROFILING
bool "Kernel profiling support"
config SYSTEM_PROFILER
- bool "System profiling support"
+ bool "System profiling support"
+
+source "lib/Kconfig.debug"
config ETRAX_KGDB
bool "Use kernel GDB debugger"
+ depends on DEBUG_KERNEL
---help---
The CRIS version of gdb can be used to remotely debug a running
Linux kernel via the serial debug port. Provided you have gdb-cris
@@ -22,25 +25,11 @@ config ETRAX_KGDB
this option is turned on!
-config DEBUG_INFO
- bool "Compile the kernel with debug info"
- help
- If you say Y here the resulting kernel image will include
- debugging info resulting in a larger kernel image.
- Say Y here only if you plan to use gdb to debug the kernel.
- If you don't debug the kernel, you can say N.
-
-config FRAME_POINTER
- bool "Compile the kernel with frame pointers"
- help
- If you say Y here the resulting kernel image will be slightly larger
- and slower, but it will give very useful debugging information.
- If you don't debug the kernel, you can say N, but we may not be able
- to solve problems without frame pointers.
-
config DEBUG_NMI_OOPS
- bool "NMI causes oops printout"
- help
- If the system locks up without any debug information you can say Y
- here to make it possible to dump an OOPS with an external NMI.
+ bool "NMI causes oops printout"
+ depends on DEBUG_KERNEL
+ help
+ If the system locks up without any debug information you can say Y
+ here to make it possible to dump an OOPS with an external NMI.
+
endmenu
diff --git a/arch/cris/Makefile b/arch/cris/Makefile
index 90ca8730b120..ea65d585cf5e 100644
--- a/arch/cris/Makefile
+++ b/arch/cris/Makefile
@@ -107,8 +107,7 @@ archclean:
rm -f timage vmlinux.bin decompress.bin rescue.bin cramfs.img
rm -rf $(LD_SCRIPT).tmp
-prepare: $(SRC_ARCH)/.links $(srctree)/include/asm-$(ARCH)/.arch \
- include/asm-$(ARCH)/$(SARCH)/offset.h
+archprepare: $(SRC_ARCH)/.links $(srctree)/include/asm-$(ARCH)/.arch
# Create some links to make all tools happy
$(SRC_ARCH)/.links:
@@ -120,6 +119,7 @@ $(SRC_ARCH)/.links:
@ln -sfn $(SRC_ARCH)/$(SARCH)/lib $(SRC_ARCH)/lib
@ln -sfn $(SRC_ARCH)/$(SARCH) $(SRC_ARCH)/arch
@ln -sfn $(SRC_ARCH)/$(SARCH)/vmlinux.lds.S $(SRC_ARCH)/kernel/vmlinux.lds.S
+ @ln -sfn $(SRC_ARCH)/$(SARCH)/asm-offsets.c $(SRC_ARCH)/kernel/asm-offsets.c
@touch $@
# Create link to sub arch includes
@@ -128,9 +128,3 @@ $(srctree)/include/asm-$(ARCH)/.arch: $(wildcard include/config/arch/*.h)
@rm -f include/asm-$(ARCH)/arch
@ln -sf $(srctree)/include/asm-$(ARCH)/$(SARCH) $(srctree)/include/asm-$(ARCH)/arch
@touch $@
-
-arch/$(ARCH)/$(SARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \
- include/config/MARKER
-
-include/asm-$(ARCH)/$(SARCH)/offset.h: arch/$(ARCH)/$(SARCH)/kernel/asm-offsets.s
- $(call filechk,gen-asm-offsets)
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/kernel/entry.S b/arch/cris/arch-v10/kernel/entry.S
index c0163bf94a50..c808005e8457 100644
--- a/arch/cris/arch-v10/kernel/entry.S
+++ b/arch/cris/arch-v10/kernel/entry.S
@@ -270,7 +270,7 @@
#include <asm/arch/sv_addr_ag.h>
#include <asm/errno.h>
#include <asm/thread_info.h>
-#include <asm/arch/offset.h>
+#include <asm/asm-offsets.h>
#include <asm/page.h>
#include <asm/pgtable.h>
diff --git a/arch/cris/arch-v10/kernel/signal.c b/arch/cris/arch-v10/kernel/signal.c
index 85e0032e664f..693771961f85 100644
--- a/arch/cris/arch-v10/kernel/signal.c
+++ b/arch/cris/arch-v10/kernel/signal.c
@@ -517,13 +517,12 @@ handle_signal(int canrestart, unsigned long sig,
if (ka->sa.sa_flags & SA_ONESHOT)
ka->sa.sa_handler = SIG_DFL;
- if (!(ka->sa.sa_flags & SA_NODEFER)) {
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ spin_lock_irq(&current->sighand->siglock);
+ sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ if (!(ka->sa.sa_flags & SA_NODEFER))
sigaddset(&current->blocked,sig);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- }
+ recalc_sigpending();
+ spin_unlock_irq(&current->sighand->siglock);
}
/*
diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c
index 6b7b4e0802e3..dc3dfe9b4a1a 100644
--- a/arch/cris/arch-v10/kernel/time.c
+++ b/arch/cris/arch-v10/kernel/time.c
@@ -240,7 +240,7 @@ timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
* The division here is not time critical since it will run once in
* 11 minutes
*/
- if ((time_status & STA_UNSYNC) == 0 &&
+ if (ntp_synced() &&
xtime.tv_sec > last_rtc_update + 660 &&
(xtime.tv_nsec / 1000) >= 500000 - (tick_nsec / 1000) / 2 &&
(xtime.tv_nsec / 1000) <= 500000 + (tick_nsec / 1000) / 2) {
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/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/entry.S b/arch/cris/arch-v32/kernel/entry.S
index a8ed55e5b403..3bd8503fec68 100644
--- a/arch/cris/arch-v32/kernel/entry.S
+++ b/arch/cris/arch-v32/kernel/entry.S
@@ -23,7 +23,7 @@
#include <asm/unistd.h>
#include <asm/errno.h>
#include <asm/thread_info.h>
-#include <asm/arch/offset.h>
+#include <asm/asm-offsets.h>
#include <asm/arch/hwregs/asm/reg_map_asm.h>
#include <asm/arch/hwregs/asm/intr_vect_defs_asm.h>
diff --git a/arch/cris/arch-v32/kernel/signal.c b/arch/cris/arch-v32/kernel/signal.c
index fb4c79d5b76b..0a3614dab887 100644
--- a/arch/cris/arch-v32/kernel/signal.c
+++ b/arch/cris/arch-v32/kernel/signal.c
@@ -568,13 +568,12 @@ handle_signal(int canrestart, unsigned long sig,
if (ka->sa.sa_flags & SA_ONESHOT)
ka->sa.sa_handler = SIG_DFL;
- if (!(ka->sa.sa_flags & SA_NODEFER)) {
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ spin_lock_irq(&current->sighand->siglock);
+ sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ if (!(ka->sa.sa_flags & SA_NODEFER))
sigaddset(&current->blocked,sig);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
- }
+ recalc_sigpending();
+ spin_unlock_irq(&current->sighand->siglock);
}
/*
diff --git a/arch/cris/arch-v32/kernel/smp.c b/arch/cris/arch-v32/kernel/smp.c
index 2c5cae04a95c..957f551ba5ce 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;
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/time.c b/arch/cris/kernel/time.c
index fa2d4323da25..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 */;
@@ -114,10 +111,7 @@ int do_settimeofday(struct timespec *tv)
set_normalized_timespec(&xtime, sec, nsec);
set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
- time_adjust = 0; /* stop active adjtime() */
- time_status |= STA_UNSYNC;
- time_maxerror = NTP_PHASE_LIMIT;
- time_esterror = NTP_PHASE_LIMIT;
+ ntp_clear();
write_sequnlock_irq(&xtime_lock);
clock_was_set();
return 0;
diff --git a/arch/cris/mm/fault.c b/arch/cris/mm/fault.c
index fe1cc36b5aca..934c51078cce 100644
--- a/arch/cris/mm/fault.c
+++ b/arch/cris/mm/fault.c
@@ -284,13 +284,13 @@ do_page_fault(unsigned long address, struct pt_regs *regs,
*/
switch (handle_mm_fault(mm, vma, address, writeaccess & 1)) {
- case 1:
+ case VM_FAULT_MINOR:
tsk->min_flt++;
break;
- case 2:
+ case VM_FAULT_MAJOR:
tsk->maj_flt++;
break;
- case 0:
+ case VM_FAULT_SIGBUS:
goto do_sigbus;
default:
goto out_of_memory;
diff --git a/arch/cris/mm/ioremap.c b/arch/cris/mm/ioremap.c
index ebba11e270fa..a92ac9877582 100644
--- a/arch/cris/mm/ioremap.c
+++ b/arch/cris/mm/ioremap.c
@@ -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;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.