Merge branch 'perf/urgent' into perf/core, to resolve conflict and to prepare for new patches

Conflicts:
	arch/x86/kernel/traps.c

Signed-off-by: Ingo Molnar <mingo@kernel.org>

8 files changed, 18 insertions, 21 deletions

diff --git a/arch/mips/kernel/branch.c b/arch/mips/kernel/branch.c
index 4d78bf445a9c..76122ff5cb5e 100644
--- a/arch/mips/kernel/branch.c
+++ b/arch/mips/kernel/branch.c
@@ -317,7 +317,7 @@ int __compute_return_epc_for_insn(struct pt_regs *regs,
 		if (regs->regs[insn.i_format.rs] ==
 		    regs->regs[insn.i_format.rt]) {
 			epc = epc + 4 + (insn.i_format.simmediate << 2);
-			if (insn.i_format.rt == beql_op)
+			if (insn.i_format.opcode == beql_op)
 				ret = BRANCH_LIKELY_TAKEN;
 		} else
 			epc += 8;
@@ -329,7 +329,7 @@ int __compute_return_epc_for_insn(struct pt_regs *regs,
 		if (regs->regs[insn.i_format.rs] !=
 		    regs->regs[insn.i_format.rt]) {
 			epc = epc + 4 + (insn.i_format.simmediate << 2);
-			if (insn.i_format.rt == bnel_op)
+			if (insn.i_format.opcode == bnel_op)
 				ret = BRANCH_LIKELY_TAKEN;
 		} else
 			epc += 8;
@@ -341,7 +341,7 @@ int __compute_return_epc_for_insn(struct pt_regs *regs,
 		/* rt field assumed to be zero */
 		if ((long)regs->regs[insn.i_format.rs] <= 0) {
 			epc = epc + 4 + (insn.i_format.simmediate << 2);
-			if (insn.i_format.rt == bnel_op)
+			if (insn.i_format.opcode == blezl_op)
 				ret = BRANCH_LIKELY_TAKEN;
 		} else
 			epc += 8;
@@ -353,7 +353,7 @@ int __compute_return_epc_for_insn(struct pt_regs *regs,
 		/* rt field assumed to be zero */
 		if ((long)regs->regs[insn.i_format.rs] > 0) {
 			epc = epc + 4 + (insn.i_format.simmediate << 2);
-			if (insn.i_format.rt == bnel_op)
+			if (insn.i_format.opcode == bgtzl_op)
 				ret = BRANCH_LIKELY_TAKEN;
 		} else
 			epc += 8;
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index e40971b51d2f..037a44d962f3 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -124,14 +124,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 	seq_printf(m, "kscratch registers\t: %d\n",
 		      hweight8(cpu_data[n].kscratch_mask));
 	seq_printf(m, "core\t\t\t: %d\n", cpu_data[n].core);
-#if defined(CONFIG_MIPS_MT_SMP) || defined(CONFIG_MIPS_MT_SMTC)
-	if (cpu_has_mipsmt) {
-		seq_printf(m, "VPE\t\t\t: %d\n", cpu_data[n].vpe_id);
-#if defined(CONFIG_MIPS_MT_SMTC)
-		seq_printf(m, "TC\t\t\t: %d\n", cpu_data[n].tc_id);
-#endif
-	}
-#endif
+
 	sprintf(fmt, "VCE%%c exceptions\t\t: %s\n",
 		      cpu_has_vce ? "%u" : "not available");
 	seq_printf(m, fmt, 'D', vced_count);
diff --git a/arch/mips/kernel/ptrace.c b/arch/mips/kernel/ptrace.c
index 71f85f427034..f639ccd5060c 100644
--- a/arch/mips/kernel/ptrace.c
+++ b/arch/mips/kernel/ptrace.c
@@ -163,7 +163,7 @@ int ptrace_get_watch_regs(struct task_struct *child,
 	enum pt_watch_style style;
 	int i;
 
-	if (!cpu_has_watch || current_cpu_data.watch_reg_use_cnt == 0)
+	if (!cpu_has_watch || boot_cpu_data.watch_reg_use_cnt == 0)
 		return -EIO;
 	if (!access_ok(VERIFY_WRITE, addr, sizeof(struct pt_watch_regs)))
 		return -EIO;
@@ -177,14 +177,14 @@ int ptrace_get_watch_regs(struct task_struct *child,
 #endif
 
 	__put_user(style, &addr->style);
-	__put_user(current_cpu_data.watch_reg_use_cnt,
+	__put_user(boot_cpu_data.watch_reg_use_cnt,
 		   &addr->WATCH_STYLE.num_valid);
-	for (i = 0; i < current_cpu_data.watch_reg_use_cnt; i++) {
+	for (i = 0; i < boot_cpu_data.watch_reg_use_cnt; i++) {
 		__put_user(child->thread.watch.mips3264.watchlo[i],
 			   &addr->WATCH_STYLE.watchlo[i]);
 		__put_user(child->thread.watch.mips3264.watchhi[i] & 0xfff,
 			   &addr->WATCH_STYLE.watchhi[i]);
-		__put_user(current_cpu_data.watch_reg_masks[i],
+		__put_user(boot_cpu_data.watch_reg_masks[i],
 			   &addr->WATCH_STYLE.watch_masks[i]);
 	}
 	for (; i < 8; i++) {
@@ -204,12 +204,12 @@ int ptrace_set_watch_regs(struct task_struct *child,
 	unsigned long lt[NUM_WATCH_REGS];
 	u16 ht[NUM_WATCH_REGS];
 
-	if (!cpu_has_watch || current_cpu_data.watch_reg_use_cnt == 0)
+	if (!cpu_has_watch || boot_cpu_data.watch_reg_use_cnt == 0)
 		return -EIO;
 	if (!access_ok(VERIFY_READ, addr, sizeof(struct pt_watch_regs)))
 		return -EIO;
 	/* Check the values. */
-	for (i = 0; i < current_cpu_data.watch_reg_use_cnt; i++) {
+	for (i = 0; i < boot_cpu_data.watch_reg_use_cnt; i++) {
 		__get_user(lt[i], &addr->WATCH_STYLE.watchlo[i]);
 #ifdef CONFIG_32BIT
 		if (lt[i] & __UA_LIMIT)
@@ -228,7 +228,7 @@ int ptrace_set_watch_regs(struct task_struct *child,
 			return -EINVAL;
 	}
 	/* Install them. */
-	for (i = 0; i < current_cpu_data.watch_reg_use_cnt; i++) {
+	for (i = 0; i < boot_cpu_data.watch_reg_use_cnt; i++) {
 		if (lt[i] & 7)
 			watch_active = 1;
 		child->thread.watch.mips3264.watchlo[i] = lt[i];
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index fdc70b400442..3245474f19d5 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -577,3 +577,4 @@ EXPORT(sys_call_table)
 	PTR	sys_finit_module
 	PTR	sys_sched_setattr
 	PTR	sys_sched_getattr		/* 4350 */
+	PTR	sys_renameat2
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index dd99c3285aea..be2fedd4ae33 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -430,4 +430,5 @@ EXPORT(sys_call_table)
 	PTR	sys_getdents64
 	PTR	sys_sched_setattr
 	PTR	sys_sched_getattr		/* 5310 */
+	PTR	sys_renameat2
 	.size	sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index f68d2f4f0090..c1dbcda4b816 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -423,4 +423,5 @@ EXPORT(sysn32_call_table)
 	PTR	sys_finit_module
 	PTR	sys_sched_setattr
 	PTR	sys_sched_getattr
+	PTR	sys_renameat2			/* 6315 */
 	.size	sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 70f6acecd928..f1343ccd7ed7 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -556,4 +556,5 @@ EXPORT(sys32_call_table)
 	PTR	sys_finit_module
 	PTR	sys_sched_setattr
 	PTR	sys_sched_getattr		/* 4350 */
+	PTR	sys_renameat2
 	.size	sys32_call_table,.-sys32_call_table
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 074e857ced28..8119ac2fdfc9 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1545,7 +1545,7 @@ asmlinkage void cache_parity_error(void)
 	       reg_val & (1<<30) ? "secondary" : "primary",
 	       reg_val & (1<<31) ? "data" : "insn");
 	if (cpu_has_mips_r2 &&
-	    ((current_cpu_data.processor_id && 0xff0000) == PRID_COMP_MIPS)) {
+	    ((current_cpu_data.processor_id & 0xff0000) == PRID_COMP_MIPS)) {
 		pr_err("Error bits: %s%s%s%s%s%s%s%s\n",
 			reg_val & (1<<29) ? "ED " : "",
 			reg_val & (1<<28) ? "ET " : "",
@@ -1585,7 +1585,7 @@ asmlinkage void do_ftlb(void)
 
 	/* For the moment, report the problem and hang. */
 	if (cpu_has_mips_r2 &&
-	    ((current_cpu_data.processor_id && 0xff0000) == PRID_COMP_MIPS)) {
+	    ((current_cpu_data.processor_id & 0xff0000) == PRID_COMP_MIPS)) {
 		pr_err("FTLB error exception, cp0_ecc=0x%08x:\n",
 		       read_c0_ecc());
 		pr_err("cp0_errorepc == %0*lx\n", field, read_c0_errorepc());