Merge Linus' tree to be be to apply submitted patches to newer code than

current trivial.git base

8 files changed, 26 insertions, 49 deletions

diff --git a/arch/score/include/asm/Kbuild b/arch/score/include/asm/Kbuild
index 2f947aba4bd4..46461c19f284 100644
--- a/arch/score/include/asm/Kbuild
+++ b/arch/score/include/asm/Kbuild
@@ -6,7 +6,11 @@ generic-y += barrier.h
 generic-y += clkdev.h
 generic-y += cputime.h
 generic-y += hash.h
+generic-y += irq_work.h
 generic-y += mcs_spinlock.h
 generic-y += preempt.h
+generic-y += scatterlist.h
+generic-y += sections.h
 generic-y += trace_clock.h
 generic-y += xor.h
+generic-y += serial.h
diff --git a/arch/score/include/asm/scatterlist.h b/arch/score/include/asm/scatterlist.h
deleted file mode 100644
index 9f533b8362c7..000000000000
--- a/arch/score/include/asm/scatterlist.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef _ASM_SCORE_SCATTERLIST_H
-#define _ASM_SCORE_SCATTERLIST_H
-
-#include <asm-generic/scatterlist.h>
-
-#endif /* _ASM_SCORE_SCATTERLIST_H */
diff --git a/arch/score/include/asm/sections.h b/arch/score/include/asm/sections.h
deleted file mode 100644
index 9441d23af005..000000000000
--- a/arch/score/include/asm/sections.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef _ASM_SCORE_SECTIONS_H
-#define _ASM_SCORE_SECTIONS_H
-
-#include <asm-generic/sections.h>
-
-#endif /* _ASM_SCORE_SECTIONS_H */
diff --git a/arch/score/include/uapi/asm/ptrace.h b/arch/score/include/uapi/asm/ptrace.h
index f59771a3f127..5c5e794058be 100644
--- a/arch/score/include/uapi/asm/ptrace.h
+++ b/arch/score/include/uapi/asm/ptrace.h
@@ -4,17 +4,6 @@
 #define PTRACE_GETREGS		12
 #define PTRACE_SETREGS		13
 
-#define PC		32
-#define CONDITION	33
-#define ECR		34
-#define EMA		35
-#define CEH		36
-#define CEL		37
-#define COUNTER		38
-#define LDCR		39
-#define STCR		40
-#define PSR		41
-
 #define SINGLESTEP16_INSN	0x7006
 #define SINGLESTEP32_INSN	0x840C8000
 #define BREAKPOINT16_INSN	0x7002		/* work on SPG300 */
diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c
index a00fba32b0eb..1651807774ad 100644
--- a/arch/score/kernel/signal.c
+++ b/arch/score/kernel/signal.c
@@ -173,15 +173,15 @@ badframe:
 	return 0;
 }
 
-static int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
-		int signr, sigset_t *set, siginfo_t *info)
+static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs,
+			  sigset_t *set)
 {
 	struct rt_sigframe __user *frame;
 	int err = 0;
 
-	frame = get_sigframe(ka, regs, sizeof(*frame));
+	frame = get_sigframe(&ksig->ka, regs, sizeof(*frame));
 	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
-		goto give_sigsegv;
+		return -EFAULT;
 
 	/*
 	 * Set up the return code ...
@@ -194,7 +194,7 @@ static int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
 	err |= __put_user(0x80008002, frame->rs_code + 1);
 	flush_cache_sigtramp((unsigned long) frame->rs_code);
 
-	err |= copy_siginfo_to_user(&frame->rs_info, info);
+	err |= copy_siginfo_to_user(&frame->rs_info, &ksig->info);
 	err |= __put_user(0, &frame->rs_uc.uc_flags);
 	err |= __put_user(NULL, &frame->rs_uc.uc_link);
 	err |= __save_altstack(&frame->rs_uc.uc_stack, regs->regs[0]);
@@ -202,26 +202,23 @@ static int setup_rt_frame(struct k_sigaction *ka, struct pt_regs *regs,
 	err |= __copy_to_user(&frame->rs_uc.uc_sigmask, set, sizeof(*set));
 
 	if (err)
-		goto give_sigsegv;
+		return -EFAULT;
 
 	regs->regs[0] = (unsigned long) frame;
 	regs->regs[3] = (unsigned long) frame->rs_code;
-	regs->regs[4] = signr;
+	regs->regs[4] = ksig->sig;
 	regs->regs[5] = (unsigned long) &frame->rs_info;
 	regs->regs[6] = (unsigned long) &frame->rs_uc;
-	regs->regs[29] = (unsigned long) ka->sa.sa_handler;
-	regs->cp0_epc = (unsigned long) ka->sa.sa_handler;
+	regs->regs[29] = (unsigned long) ksig->ka.sa.sa_handler;
+	regs->cp0_epc = (unsigned long) ksig->ka.sa.sa_handler;
 
 	return 0;
-
-give_sigsegv:
-	force_sigsegv(signr, current);
-	return -EFAULT;
 }
 
-static void handle_signal(unsigned long sig, siginfo_t *info,
-	struct k_sigaction *ka, struct pt_regs *regs)
+static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
 {
+	int ret;
+
 	if (regs->is_syscall) {
 		switch (regs->regs[4]) {
 		case ERESTART_RESTARTBLOCK:
@@ -229,7 +226,7 @@ static void handle_signal(unsigned long sig, siginfo_t *info,
 			regs->regs[4] = EINTR;
 			break;
 		case ERESTARTSYS:
-			if (!(ka->sa.sa_flags & SA_RESTART)) {
+			if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {
 				regs->regs[4] = EINTR;
 				break;
 			}
@@ -245,17 +242,14 @@ static void handle_signal(unsigned long sig, siginfo_t *info,
 	/*
 	 * Set up the stack frame
 	 */
-	if (setup_rt_frame(ka, regs, sig, sigmask_to_save(), info) < 0)
-		return;
+	ret = setup_rt_frame(ksig, regs, sigmask_to_save());
 
-	signal_delivered(sig, info, ka, regs, 0);
+	signal_setup_done(ret, ksig, 0);
 }
 
 static void do_signal(struct pt_regs *regs)
 {
-	struct k_sigaction ka;
-	siginfo_t info;
-	int signr;
+	struct ksignal ksig;
 
 	/*
 	 * We want the common case to go fast, which is why we may in certain
@@ -265,10 +259,9 @@ static void do_signal(struct pt_regs *regs)
 	if (!user_mode(regs))
 		return;
 
-	signr = get_signal_to_deliver(&info, &ka, regs, NULL);
-	if (signr > 0) {
+	if (get_signal(&ksig)) {
 		/* Actually deliver the signal.  */
-		handle_signal(signr, &info, &ka, regs);
+		handle_signal(&ksig, regs);
 		return;
 	}
 
diff --git a/arch/score/kernel/time.c b/arch/score/kernel/time.c
index f0a43affb201..24770cd9b473 100644
--- a/arch/score/kernel/time.c
+++ b/arch/score/kernel/time.c
@@ -41,7 +41,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
 
 static struct irqaction timer_irq = {
 	.handler = timer_interrupt,
-	.flags = IRQF_DISABLED | IRQF_TIMER,
+	.flags = IRQF_TIMER,
 	.name = "timer",
 };
 
diff --git a/arch/score/lib/checksum_copy.c b/arch/score/lib/checksum_copy.c
index 04565dd3ded8..9b770b30e8a5 100644
--- a/arch/score/lib/checksum_copy.c
+++ b/arch/score/lib/checksum_copy.c
@@ -50,3 +50,4 @@ unsigned int csum_partial_copy_from_user(const char *src, char *dst,
 
 	return csum_partial(dst, len, sum);
 }
+EXPORT_SYMBOL(csum_partial_copy_from_user);
diff --git a/arch/score/mm/cache.c b/arch/score/mm/cache.c
index f85ec1a7c88e..b4bcfd3e8393 100644
--- a/arch/score/mm/cache.c
+++ b/arch/score/mm/cache.c
@@ -72,6 +72,7 @@ void flush_dcache_page(struct page *page)
 	addr = (unsigned long) page_address(page);
 	flush_data_cache_page(addr);
 }
+EXPORT_SYMBOL(flush_dcache_page);
 
 /* called by update_mmu_cache. */
 void __update_cache(struct vm_area_struct *vma, unsigned long address,
@@ -277,3 +278,4 @@ void flush_icache_range(unsigned long start, unsigned long end)
 		start += L1_CACHE_BYTES;
 	}
 }
+EXPORT_SYMBOL(flush_icache_range);