Merge branch 'linus' into perf/core, to refresh the branch

Signed-off-by: Ingo Molnar <[email protected]>

1 files changed, 21 insertions, 6 deletions

diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c
index 92a37319efbe..0f80b936e75e 100644
--- a/arch/mips/lib/dump_tlb.c
+++ b/arch/mips/lib/dump_tlb.c
@@ -19,6 +19,8 @@ void dump_tlb_regs(void)
 
 	pr_info("Index    : %0x\n", read_c0_index());
 	pr_info("PageMask : %0x\n", read_c0_pagemask());
+	if (cpu_has_guestid)
+		pr_info("GuestCtl1: %0x\n", read_c0_guestctl1());
 	pr_info("EntryHi  : %0*lx\n", field, read_c0_entryhi());
 	pr_info("EntryLo0 : %0*lx\n", field, read_c0_entrylo0());
 	pr_info("EntryLo1 : %0*lx\n", field, read_c0_entrylo1());
@@ -72,7 +74,10 @@ static void dump_tlb(int first, int last)
 {
 	unsigned long s_entryhi, entryhi, asid;
 	unsigned long long entrylo0, entrylo1, pa;
-	unsigned int s_index, s_pagemask, pagemask, c0, c1, i;
+	unsigned int s_index, s_pagemask, s_guestctl1 = 0;
+	unsigned int pagemask, guestctl1 = 0, c0, c1, i;
+	unsigned long asidmask = cpu_asid_mask(&current_cpu_data);
+	int asidwidth = DIV_ROUND_UP(ilog2(asidmask) + 1, 4);
 #ifdef CONFIG_32BIT
 	bool xpa = cpu_has_xpa && (read_c0_pagegrain() & PG_ELPA);
 	int pwidth = xpa ? 11 : 8;
@@ -86,7 +91,9 @@ static void dump_tlb(int first, int last)
 	s_pagemask = read_c0_pagemask();
 	s_entryhi = read_c0_entryhi();
 	s_index = read_c0_index();
-	asid = s_entryhi & 0xff;
+	asid = s_entryhi & asidmask;
+	if (cpu_has_guestid)
+		s_guestctl1 = read_c0_guestctl1();
 
 	for (i = first; i <= last; i++) {
 		write_c0_index(i);
@@ -97,6 +104,8 @@ static void dump_tlb(int first, int last)
 		entryhi	 = read_c0_entryhi();
 		entrylo0 = read_c0_entrylo0();
 		entrylo1 = read_c0_entrylo1();
+		if (cpu_has_guestid)
+			guestctl1 = read_c0_guestctl1();
 
 		/* EHINV bit marks entire entry as invalid */
 		if (cpu_has_tlbinv && entryhi & MIPS_ENTRYHI_EHINV)
@@ -115,7 +124,7 @@ static void dump_tlb(int first, int last)
 		 * due to duplicate TLB entry.
 		 */
 		if (!((entrylo0 | entrylo1) & ENTRYLO_G) &&
-		    (entryhi & 0xff) != asid)
+		    (entryhi & asidmask) != asid)
 			continue;
 
 		/*
@@ -126,15 +135,19 @@ static void dump_tlb(int first, int last)
 		c0 = (entrylo0 & ENTRYLO_C) >> ENTRYLO_C_SHIFT;
 		c1 = (entrylo1 & ENTRYLO_C) >> ENTRYLO_C_SHIFT;
 
-		printk("va=%0*lx asid=%02lx\n",
+		printk("va=%0*lx asid=%0*lx",
 		       vwidth, (entryhi & ~0x1fffUL),
-		       entryhi & 0xff);
+		       asidwidth, entryhi & asidmask);
+		if (cpu_has_guestid)
+			printk(" gid=%02lx",
+			       (guestctl1 & MIPS_GCTL1_RID)
+					>> MIPS_GCTL1_RID_SHIFT);
 		/* RI/XI are in awkward places, so mask them off separately */
 		pa = entrylo0 & ~(MIPS_ENTRYLO_RI | MIPS_ENTRYLO_XI);
 		if (xpa)
 			pa |= (unsigned long long)readx_c0_entrylo0() << 30;
 		pa = (pa << 6) & PAGE_MASK;
-		printk("\t[");
+		printk("\n\t[");
 		if (cpu_has_rixi)
 			printk("ri=%d xi=%d ",
 			       (entrylo0 & MIPS_ENTRYLO_RI) ? 1 : 0,
@@ -164,6 +177,8 @@ static void dump_tlb(int first, int last)
 	write_c0_entryhi(s_entryhi);
 	write_c0_index(s_index);
 	write_c0_pagemask(s_pagemask);
+	if (cpu_has_guestid)
+		write_c0_guestctl1(s_guestctl1);
 }
 
 void dump_tlb_all(void)