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-rw-r--r--arch/xtensa/boot/Makefile3
-rw-r--r--arch/xtensa/boot/lib/zmem.c5
-rw-r--r--arch/xtensa/include/asm/core.h4
-rw-r--r--arch/xtensa/include/asm/hw_breakpoint.h1
-rw-r--r--arch/xtensa/include/asm/processor.h5
-rw-r--r--arch/xtensa/include/asm/ptrace.h3
-rw-r--r--arch/xtensa/include/asm/smp.h1
-rw-r--r--arch/xtensa/include/asm/tlb.h2
-rw-r--r--arch/xtensa/kernel/hw_breakpoint.c1
-rw-r--r--arch/xtensa/kernel/irq.c1
-rw-r--r--arch/xtensa/kernel/ptrace.c1
-rw-r--r--arch/xtensa/kernel/signal.c2
-rw-r--r--arch/xtensa/kernel/smp.c1
-rw-r--r--arch/xtensa/kernel/stacktrace.c1
-rw-r--r--arch/xtensa/kernel/traps.c1
-rw-r--r--arch/xtensa/lib/umulsidi3.S4
-rw-r--r--arch/xtensa/mm/fault.c1
-rw-r--r--arch/xtensa/mm/tlb.c1
-rw-r--r--arch/xtensa/platforms/iss/network.c4
19 files changed, 34 insertions, 8 deletions
diff --git a/arch/xtensa/boot/Makefile b/arch/xtensa/boot/Makefile
index a65b7a9ebff2..d8b0fadf429a 100644
--- a/arch/xtensa/boot/Makefile
+++ b/arch/xtensa/boot/Makefile
@@ -9,8 +9,7 @@
# KBUILD_CFLAGS used when building rest of boot (takes effect recursively)
-KBUILD_CFLAGS += -fno-builtin -Iarch/$(ARCH)/boot/include
-HOSTFLAGS += -Iarch/$(ARCH)/boot/include
+KBUILD_CFLAGS += -fno-builtin
subdir-y := lib
targets += vmlinux.bin vmlinux.bin.gz
diff --git a/arch/xtensa/boot/lib/zmem.c b/arch/xtensa/boot/lib/zmem.c
index e3ecd743c515..b89189355122 100644
--- a/arch/xtensa/boot/lib/zmem.c
+++ b/arch/xtensa/boot/lib/zmem.c
@@ -4,13 +4,14 @@
/* bits taken from ppc */
extern void *avail_ram, *end_avail;
+void gunzip(void *dst, int dstlen, unsigned char *src, int *lenp);
-void exit (void)
+static void exit(void)
{
for (;;);
}
-void *zalloc(unsigned size)
+static void *zalloc(unsigned int size)
{
void *p = avail_ram;
diff --git a/arch/xtensa/include/asm/core.h b/arch/xtensa/include/asm/core.h
index 3f5ffae89b58..6f02f6f21890 100644
--- a/arch/xtensa/include/asm/core.h
+++ b/arch/xtensa/include/asm/core.h
@@ -6,6 +6,10 @@
#include <variant/core.h>
+#ifndef XCHAL_HAVE_DIV32
+#define XCHAL_HAVE_DIV32 0
+#endif
+
#ifndef XCHAL_HAVE_EXCLUSIVE
#define XCHAL_HAVE_EXCLUSIVE 0
#endif
diff --git a/arch/xtensa/include/asm/hw_breakpoint.h b/arch/xtensa/include/asm/hw_breakpoint.h
index 9f119c1ca0b5..9ec86f440a48 100644
--- a/arch/xtensa/include/asm/hw_breakpoint.h
+++ b/arch/xtensa/include/asm/hw_breakpoint.h
@@ -48,6 +48,7 @@ void arch_uninstall_hw_breakpoint(struct perf_event *bp);
void hw_breakpoint_pmu_read(struct perf_event *bp);
int check_hw_breakpoint(struct pt_regs *regs);
void clear_ptrace_hw_breakpoint(struct task_struct *tsk);
+void restore_dbreak(void);
#else
diff --git a/arch/xtensa/include/asm/processor.h b/arch/xtensa/include/asm/processor.h
index a6d09fe04831..d008a153a2b9 100644
--- a/arch/xtensa/include/asm/processor.h
+++ b/arch/xtensa/include/asm/processor.h
@@ -14,6 +14,8 @@
#include <linux/compiler.h>
#include <linux/stringify.h>
+
+#include <asm/bootparam.h>
#include <asm/ptrace.h>
#include <asm/types.h>
#include <asm/regs.h>
@@ -217,6 +219,9 @@ struct mm_struct;
extern unsigned long __get_wchan(struct task_struct *p);
+void init_arch(bp_tag_t *bp_start);
+void do_notify_resume(struct pt_regs *regs);
+
#define KSTK_EIP(tsk) (task_pt_regs(tsk)->pc)
#define KSTK_ESP(tsk) (task_pt_regs(tsk)->areg[1])
diff --git a/arch/xtensa/include/asm/ptrace.h b/arch/xtensa/include/asm/ptrace.h
index 308f209a4740..a270467556dc 100644
--- a/arch/xtensa/include/asm/ptrace.h
+++ b/arch/xtensa/include/asm/ptrace.h
@@ -106,6 +106,9 @@ static inline unsigned long regs_return_value(struct pt_regs *regs)
return regs->areg[2];
}
+int do_syscall_trace_enter(struct pt_regs *regs);
+void do_syscall_trace_leave(struct pt_regs *regs);
+
#else /* __ASSEMBLY__ */
# include <asm/asm-offsets.h>
diff --git a/arch/xtensa/include/asm/smp.h b/arch/xtensa/include/asm/smp.h
index 5dc5bf8cdd77..e446e6fc4557 100644
--- a/arch/xtensa/include/asm/smp.h
+++ b/arch/xtensa/include/asm/smp.h
@@ -23,6 +23,7 @@ struct cpumask;
void arch_send_call_function_ipi_mask(const struct cpumask *mask);
void arch_send_call_function_single_ipi(int cpu);
+void secondary_start_kernel(void);
void smp_init_cpus(void);
void secondary_init_irq(void);
void ipi_init(void);
diff --git a/arch/xtensa/include/asm/tlb.h b/arch/xtensa/include/asm/tlb.h
index 50889935138a..8c3ceb427018 100644
--- a/arch/xtensa/include/asm/tlb.h
+++ b/arch/xtensa/include/asm/tlb.h
@@ -18,4 +18,6 @@
#define __pte_free_tlb(tlb, pte, address) pte_free((tlb)->mm, pte)
+void check_tlb_sanity(void);
+
#endif /* _XTENSA_TLB_H */
diff --git a/arch/xtensa/kernel/hw_breakpoint.c b/arch/xtensa/kernel/hw_breakpoint.c
index 285fb2942b06..1eeecd58eb0c 100644
--- a/arch/xtensa/kernel/hw_breakpoint.c
+++ b/arch/xtensa/kernel/hw_breakpoint.c
@@ -13,6 +13,7 @@
#include <linux/percpu.h>
#include <linux/perf_event.h>
#include <asm/core.h>
+#include <asm/hw_breakpoint.h>
/* Breakpoint currently in use for each IBREAKA. */
static DEFINE_PER_CPU(struct perf_event *, bp_on_reg[XCHAL_NUM_IBREAK]);
diff --git a/arch/xtensa/kernel/irq.c b/arch/xtensa/kernel/irq.c
index 42f106004400..b1e410f6b5ab 100644
--- a/arch/xtensa/kernel/irq.c
+++ b/arch/xtensa/kernel/irq.c
@@ -28,6 +28,7 @@
#include <asm/mxregs.h>
#include <linux/uaccess.h>
#include <asm/platform.h>
+#include <asm/traps.h>
DECLARE_PER_CPU(unsigned long, nmi_count);
diff --git a/arch/xtensa/kernel/ptrace.c b/arch/xtensa/kernel/ptrace.c
index f29477162ede..9056cd1a8302 100644
--- a/arch/xtensa/kernel/ptrace.c
+++ b/arch/xtensa/kernel/ptrace.c
@@ -541,7 +541,6 @@ long arch_ptrace(struct task_struct *child, long request,
return ret;
}
-void do_syscall_trace_leave(struct pt_regs *regs);
int do_syscall_trace_enter(struct pt_regs *regs)
{
if (regs->syscall == NO_SYSCALL)
diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c
index 5c01d7e70d90..81f0b106cfc1 100644
--- a/arch/xtensa/kernel/signal.c
+++ b/arch/xtensa/kernel/signal.c
@@ -26,6 +26,8 @@
#include <linux/uaccess.h>
#include <asm/cacheflush.h>
#include <asm/coprocessor.h>
+#include <asm/processor.h>
+#include <asm/syscall.h>
#include <asm/unistd.h>
extern struct task_struct *coproc_owners[];
diff --git a/arch/xtensa/kernel/smp.c b/arch/xtensa/kernel/smp.c
index 07dd6baf18cf..94a23f100726 100644
--- a/arch/xtensa/kernel/smp.c
+++ b/arch/xtensa/kernel/smp.c
@@ -21,6 +21,7 @@
#include <linux/irq.h>
#include <linux/kdebug.h>
#include <linux/module.h>
+#include <linux/profile.h>
#include <linux/sched/mm.h>
#include <linux/sched/hotplug.h>
#include <linux/sched/task_stack.h>
diff --git a/arch/xtensa/kernel/stacktrace.c b/arch/xtensa/kernel/stacktrace.c
index f643ea5e36da..831ffb648bda 100644
--- a/arch/xtensa/kernel/stacktrace.c
+++ b/arch/xtensa/kernel/stacktrace.c
@@ -12,6 +12,7 @@
#include <linux/sched.h>
#include <linux/stacktrace.h>
+#include <asm/ftrace.h>
#include <asm/stacktrace.h>
#include <asm/traps.h>
#include <linux/uaccess.h>
diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
index 427c125a137a..38092d21acf8 100644
--- a/arch/xtensa/kernel/traps.c
+++ b/arch/xtensa/kernel/traps.c
@@ -23,6 +23,7 @@
* for more details.
*/
+#include <linux/cpu.h>
#include <linux/kernel.h>
#include <linux/sched/signal.h>
#include <linux/sched/debug.h>
diff --git a/arch/xtensa/lib/umulsidi3.S b/arch/xtensa/lib/umulsidi3.S
index 8c7a94a0c5d0..5da501b57813 100644
--- a/arch/xtensa/lib/umulsidi3.S
+++ b/arch/xtensa/lib/umulsidi3.S
@@ -3,7 +3,9 @@
#include <asm/asmmacro.h>
#include <asm/core.h>
-#if !XCHAL_HAVE_MUL16 && !XCHAL_HAVE_MUL32 && !XCHAL_HAVE_MAC16
+#if XCHAL_HAVE_MUL16 || XCHAL_HAVE_MUL32 || XCHAL_HAVE_MAC16
+#define XCHAL_NO_MUL 0
+#else
#define XCHAL_NO_MUL 1
#endif
diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c
index d1eb8d6c5b82..16e11b6f6f78 100644
--- a/arch/xtensa/mm/fault.c
+++ b/arch/xtensa/mm/fault.c
@@ -20,6 +20,7 @@
#include <asm/mmu_context.h>
#include <asm/cacheflush.h>
#include <asm/hardirq.h>
+#include <asm/traps.h>
void bad_page_fault(struct pt_regs*, unsigned long, int);
diff --git a/arch/xtensa/mm/tlb.c b/arch/xtensa/mm/tlb.c
index 0a11fc5f185b..4f974b74883c 100644
--- a/arch/xtensa/mm/tlb.c
+++ b/arch/xtensa/mm/tlb.c
@@ -17,6 +17,7 @@
#include <linux/mm.h>
#include <asm/processor.h>
#include <asm/mmu_context.h>
+#include <asm/tlb.h>
#include <asm/tlbflush.h>
#include <asm/cacheflush.h>
diff --git a/arch/xtensa/platforms/iss/network.c b/arch/xtensa/platforms/iss/network.c
index 85c82cd42188..e89f27f2bb18 100644
--- a/arch/xtensa/platforms/iss/network.c
+++ b/arch/xtensa/platforms/iss/network.c
@@ -201,7 +201,7 @@ static int tuntap_write(struct iss_net_private *lp, struct sk_buff **skb)
return simc_write(lp->tp.info.tuntap.fd, (*skb)->data, (*skb)->len);
}
-unsigned short tuntap_protocol(struct sk_buff *skb)
+static unsigned short tuntap_protocol(struct sk_buff *skb)
{
return eth_type_trans(skb, skb->dev);
}
@@ -441,7 +441,7 @@ static int iss_net_change_mtu(struct net_device *dev, int new_mtu)
return -EINVAL;
}
-void iss_net_user_timer_expire(struct timer_list *unused)
+static void iss_net_user_timer_expire(struct timer_list *unused)
{
}