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-rw-r--r--arch/arc/Kbuild3
-rw-r--r--arch/arc/Kconfig1
-rw-r--r--arch/arc/Makefile3
-rw-r--r--arch/arc/include/asm/cacheflush.h1
-rw-r--r--arch/arc/include/asm/kprobes.h2
-rw-r--r--arch/arc/include/asm/pgtable.h5
-rw-r--r--arch/arc/include/asm/processor.h2
-rw-r--r--arch/arc/include/asm/ptrace.h5
-rw-r--r--arch/arc/kernel/irq.c10
-rw-r--r--arch/arc/kernel/kprobes.c13
-rw-r--r--arch/arc/kernel/stacktrace.c4
-rw-r--r--arch/arc/mm/init.c6
12 files changed, 32 insertions, 23 deletions
diff --git a/arch/arc/Kbuild b/arch/arc/Kbuild
index 699d8cae9b1f..b94102fff68b 100644
--- a/arch/arc/Kbuild
+++ b/arch/arc/Kbuild
@@ -1,3 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
obj-y += kernel/
obj-y += mm/
+
+# for cleaning
+subdir- += boot
diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
index 3a5a80f302e1..b4ae6058902a 100644
--- a/arch/arc/Kconfig
+++ b/arch/arc/Kconfig
@@ -40,7 +40,6 @@ config ARC
select HAVE_KRETPROBES
select HAVE_MOD_ARCH_SPECIFIC
select HAVE_PERF_EVENTS
- select HANDLE_DOMAIN_IRQ
select IRQ_DOMAIN
select MODULES_USE_ELF_RELA
select OF
diff --git a/arch/arc/Makefile b/arch/arc/Makefile
index 8782a03f24a8..f252e7b924e9 100644
--- a/arch/arc/Makefile
+++ b/arch/arc/Makefile
@@ -112,6 +112,3 @@ uImage: $(uimage-default-y)
@$(kecho) ' Image $(boot)/uImage is ready'
CLEAN_FILES += $(boot)/uImage
-
-archclean:
- $(Q)$(MAKE) $(clean)=$(boot)
diff --git a/arch/arc/include/asm/cacheflush.h b/arch/arc/include/asm/cacheflush.h
index e201b4b1655a..e8c2c7469e10 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -36,6 +36,7 @@ void __flush_dcache_page(phys_addr_t paddr, unsigned long vaddr);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
+void flush_dcache_folio(struct folio *folio);
void dma_cache_wback_inv(phys_addr_t start, unsigned long sz);
void dma_cache_inv(phys_addr_t start, unsigned long sz);
diff --git a/arch/arc/include/asm/kprobes.h b/arch/arc/include/asm/kprobes.h
index 2134721dce44..de1566e32cb8 100644
--- a/arch/arc/include/asm/kprobes.h
+++ b/arch/arc/include/asm/kprobes.h
@@ -46,7 +46,7 @@ struct kprobe_ctlblk {
};
int kprobe_fault_handler(struct pt_regs *regs, unsigned long cause);
-void kretprobe_trampoline(void);
+void __kretprobe_trampoline(void);
void trap_is_kprobe(unsigned long address, struct pt_regs *regs);
#else
#define trap_is_kprobe(address, regs)
diff --git a/arch/arc/include/asm/pgtable.h b/arch/arc/include/asm/pgtable.h
index 9320b04c04bf..4cf45a99fd79 100644
--- a/arch/arc/include/asm/pgtable.h
+++ b/arch/arc/include/asm/pgtable.h
@@ -26,11 +26,6 @@ extern char empty_zero_page[PAGE_SIZE];
extern pgd_t swapper_pg_dir[] __aligned(PAGE_SIZE);
-/* Macro to mark a page protection as uncacheable */
-#define pgprot_noncached(prot) (__pgprot(pgprot_val(prot) & ~_PAGE_CACHEABLE))
-
-extern pgd_t swapper_pg_dir[] __aligned(PAGE_SIZE);
-
/* to cope with aliasing VIPT cache */
#define HAVE_ARCH_UNMAPPED_AREA
diff --git a/arch/arc/include/asm/processor.h b/arch/arc/include/asm/processor.h
index f28afcf5c6d1..54db9d7bb562 100644
--- a/arch/arc/include/asm/processor.h
+++ b/arch/arc/include/asm/processor.h
@@ -70,7 +70,7 @@ struct task_struct;
extern void start_thread(struct pt_regs * regs, unsigned long pc,
unsigned long usp);
-extern unsigned int get_wchan(struct task_struct *p);
+extern unsigned int __get_wchan(struct task_struct *p);
#endif /* !__ASSEMBLY__ */
diff --git a/arch/arc/include/asm/ptrace.h b/arch/arc/include/asm/ptrace.h
index 4c3c9be5bd16..cca8d6583e31 100644
--- a/arch/arc/include/asm/ptrace.h
+++ b/arch/arc/include/asm/ptrace.h
@@ -149,6 +149,11 @@ static inline long regs_return_value(struct pt_regs *regs)
return (long)regs->r0;
}
+static inline void instruction_pointer_set(struct pt_regs *regs,
+ unsigned long val)
+{
+ instruction_pointer(regs) = val;
+}
#endif /* !__ASSEMBLY__ */
#endif /* __ASM_PTRACE_H */
diff --git a/arch/arc/kernel/irq.c b/arch/arc/kernel/irq.c
index ef909dd4b40c..dd09b58ff82d 100644
--- a/arch/arc/kernel/irq.c
+++ b/arch/arc/kernel/irq.c
@@ -6,6 +6,8 @@
#include <linux/interrupt.h>
#include <linux/irqchip.h>
#include <asm/mach_desc.h>
+
+#include <asm/irq_regs.h>
#include <asm/smp.h>
/*
@@ -39,5 +41,11 @@ void __init init_IRQ(void)
*/
void arch_do_IRQ(unsigned int hwirq, struct pt_regs *regs)
{
- handle_domain_irq(NULL, hwirq, regs);
+ struct pt_regs *old_regs;
+
+ irq_enter();
+ old_regs = set_irq_regs(regs);
+ generic_handle_domain_irq(NULL, hwirq);
+ set_irq_regs(old_regs);
+ irq_exit();
}
diff --git a/arch/arc/kernel/kprobes.c b/arch/arc/kernel/kprobes.c
index 5f0415fc7328..e71d64119d71 100644
--- a/arch/arc/kernel/kprobes.c
+++ b/arch/arc/kernel/kprobes.c
@@ -363,8 +363,9 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self,
static void __used kretprobe_trampoline_holder(void)
{
- __asm__ __volatile__(".global kretprobe_trampoline\n"
- "kretprobe_trampoline:\n" "nop\n");
+ __asm__ __volatile__(".global __kretprobe_trampoline\n"
+ "__kretprobe_trampoline:\n"
+ "nop\n");
}
void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
@@ -375,13 +376,13 @@ void __kprobes arch_prepare_kretprobe(struct kretprobe_instance *ri,
ri->fp = NULL;
/* Replace the return addr with trampoline addr */
- regs->blink = (unsigned long)&kretprobe_trampoline;
+ regs->blink = (unsigned long)&__kretprobe_trampoline;
}
static int __kprobes trampoline_probe_handler(struct kprobe *p,
struct pt_regs *regs)
{
- regs->ret = __kretprobe_trampoline_handler(regs, &kretprobe_trampoline, NULL);
+ regs->ret = __kretprobe_trampoline_handler(regs, NULL);
/* By returning a non zero value, we are telling the kprobe handler
* that we don't want the post_handler to run
@@ -390,7 +391,7 @@ static int __kprobes trampoline_probe_handler(struct kprobe *p,
}
static struct kprobe trampoline_p = {
- .addr = (kprobe_opcode_t *) &kretprobe_trampoline,
+ .addr = (kprobe_opcode_t *) &__kretprobe_trampoline,
.pre_handler = trampoline_probe_handler
};
@@ -402,7 +403,7 @@ int __init arch_init_kprobes(void)
int __kprobes arch_trampoline_kprobe(struct kprobe *p)
{
- if (p->addr == (kprobe_opcode_t *) &kretprobe_trampoline)
+ if (p->addr == (kprobe_opcode_t *) &__kretprobe_trampoline)
return 1;
return 0;
diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c
index c376ff3147e7..5372dc04e784 100644
--- a/arch/arc/kernel/stacktrace.c
+++ b/arch/arc/kernel/stacktrace.c
@@ -15,7 +15,7 @@
* = specifics of data structs where trace is saved(CONFIG_STACKTRACE etc)
*
* vineetg: March 2009
- * -Implemented correct versions of thread_saved_pc() and get_wchan()
+ * -Implemented correct versions of thread_saved_pc() and __get_wchan()
*
* rajeshwarr: 2008
* -Initial implementation
@@ -248,7 +248,7 @@ void show_stack(struct task_struct *tsk, unsigned long *sp, const char *loglvl)
* Of course just returning schedule( ) would be pointless so unwind until
* the function is not in schedular code
*/
-unsigned int get_wchan(struct task_struct *tsk)
+unsigned int __get_wchan(struct task_struct *tsk)
{
return arc_unwind_core(tsk, NULL, __get_first_nonsched, NULL);
}
diff --git a/arch/arc/mm/init.c b/arch/arc/mm/init.c
index 699ecf119641..ce4e939a7f07 100644
--- a/arch/arc/mm/init.c
+++ b/arch/arc/mm/init.c
@@ -59,13 +59,13 @@ void __init early_init_dt_add_memory_arch(u64 base, u64 size)
low_mem_sz = size;
in_use = 1;
- memblock_add_node(base, size, 0);
+ memblock_add_node(base, size, 0, MEMBLOCK_NONE);
} else {
#ifdef CONFIG_HIGHMEM
high_mem_start = base;
high_mem_sz = size;
in_use = 1;
- memblock_add_node(base, size, 1);
+ memblock_add_node(base, size, 1, MEMBLOCK_NONE);
memblock_reserve(base, size);
#endif
}
@@ -173,7 +173,7 @@ static void __init highmem_init(void)
#ifdef CONFIG_HIGHMEM
unsigned long tmp;
- memblock_free(high_mem_start, high_mem_sz);
+ memblock_phys_free(high_mem_start, high_mem_sz);
for (tmp = min_high_pfn; tmp < max_high_pfn; tmp++)
free_highmem_page(pfn_to_page(tmp));
#endif
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-18 21:38:53 +0300