Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 5399ba2..d76fd0e 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -4,16 +4,24 @@
 
 #include <stdbool.h>
 #include <stdint.h>
+#include <stdio.h>
 #include <linux/types.h>
-#include "symbol.h"
-#include "hist.h"
-#include "sort.h"
 #include <linux/list.h>
 #include <linux/rbtree.h>
 #include <pthread.h>
 #include <asm/bug.h>
+#include "symbol_conf.h"
 
+struct hist_browser_timer;
+struct hist_entry;
 struct ins_ops;
+struct map;
+struct map_symbol;
+struct addr_map_symbol;
+struct option;
+struct perf_sample;
+struct evsel;
+struct symbol;
 
 struct ins {
 	const char     *name;
@@ -51,19 +59,20 @@
 	void (*free)(struct ins_operands *ops);
 	int (*parse)(struct arch *arch, struct ins_operands *ops, struct map_symbol *ms);
 	int (*scnprintf)(struct ins *ins, char *bf, size_t size,
-			 struct ins_operands *ops);
+			 struct ins_operands *ops, int max_ins_name);
 };
 
 bool ins__is_jump(const struct ins *ins);
 bool ins__is_call(const struct ins *ins);
 bool ins__is_ret(const struct ins *ins);
 bool ins__is_lock(const struct ins *ins);
-int ins__scnprintf(struct ins *ins, char *bf, size_t size, struct ins_operands *ops);
+int ins__scnprintf(struct ins *ins, char *bf, size_t size, struct ins_operands *ops, int max_ins_name);
 bool ins__is_fused(struct arch *arch, const char *ins1, const char *ins2);
 
 #define ANNOTATION__IPC_WIDTH 6
 #define ANNOTATION__CYCLES_WIDTH 6
 #define ANNOTATION__MINMAX_CYCLES_WIDTH 19
+#define ANNOTATION__AVG_IPC_WIDTH 36
 
 struct annotation_options {
 	bool hide_src_code,
@@ -207,12 +216,12 @@
 
 int __annotation__scnprintf_samples_period(struct annotation *notes,
 					   char *bf, size_t size,
-					   struct perf_evsel *evsel,
+					   struct evsel *evsel,
 					   bool show_freq);
 
-int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw);
+int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw, int max_ins_name);
 size_t disasm__fprintf(struct list_head *head, FILE *fp);
-void symbol__calc_percent(struct symbol *sym, struct perf_evsel *evsel);
+void symbol__calc_percent(struct symbol *sym, struct evsel *evsel);
 
 struct sym_hist {
 	u64		      nr_samples;
@@ -236,7 +245,7 @@
 /** struct annotated_source - symbols with hits have this attached as in sannotation
  *
  * @histograms: Array of addr hit histograms per event being monitored
- * nr_histograms: This may not be the same as evsel->evlist->nr_entries if
+ * nr_histograms: This may not be the same as evsel->evlist->core.nr_entries if
  * 		  we have more than a group in a evlist, where we will want
  * 		  to see each group separately, that is why symbol__annotate2()
  * 		  sets src->nr_histograms to evsel->nr_members.
@@ -262,6 +271,10 @@
 	pthread_mutex_t		lock;
 	u64			max_coverage;
 	u64			start;
+	u64			hit_cycles;
+	u64			hit_insn;
+	unsigned int		total_insn;
+	unsigned int		cover_insn;
 	struct annotation_options *options;
 	struct annotation_line	**offsets;
 	int			nr_events;
@@ -276,6 +289,7 @@
 		u8		target;
 		u8		min_addr;
 		u8		max_addr;
+		u8		max_ins_name;
 	} widths;
 	bool			have_cycles;
 	struct annotated_source *src;
@@ -321,24 +335,24 @@
 }
 
 int addr_map_symbol__inc_samples(struct addr_map_symbol *ams, struct perf_sample *sample,
-				 struct perf_evsel *evsel);
+				 struct evsel *evsel);
 
 int addr_map_symbol__account_cycles(struct addr_map_symbol *ams,
 				    struct addr_map_symbol *start,
 				    unsigned cycles);
 
 int hist_entry__inc_addr_samples(struct hist_entry *he, struct perf_sample *sample,
-				 struct perf_evsel *evsel, u64 addr);
+				 struct evsel *evsel, u64 addr);
 
 struct annotated_source *symbol__hists(struct symbol *sym, int nr_hists);
 void symbol__annotate_zero_histograms(struct symbol *sym);
 
 int symbol__annotate(struct symbol *sym, struct map *map,
-		     struct perf_evsel *evsel, size_t privsize,
+		     struct evsel *evsel, size_t privsize,
 		     struct annotation_options *options,
 		     struct arch **parch);
 int symbol__annotate2(struct symbol *sym, struct map *map,
-		      struct perf_evsel *evsel,
+		      struct evsel *evsel,
 		      struct annotation_options *options,
 		      struct arch **parch);
 
@@ -355,6 +369,11 @@
 	__SYMBOL_ANNOTATE_ERRNO__START		= -10000,
 
 	SYMBOL_ANNOTATE_ERRNO__NO_VMLINUX	= __SYMBOL_ANNOTATE_ERRNO__START,
+	SYMBOL_ANNOTATE_ERRNO__NO_LIBOPCODES_FOR_BPF,
+	SYMBOL_ANNOTATE_ERRNO__ARCH_INIT_CPUID_PARSING,
+	SYMBOL_ANNOTATE_ERRNO__ARCH_INIT_REGEXP,
+	SYMBOL_ANNOTATE_ERRNO__BPF_INVALID_FILE,
+	SYMBOL_ANNOTATE_ERRNO__BPF_MISSING_BTF,
 
 	__SYMBOL_ANNOTATE_ERRNO__END,
 };
@@ -363,32 +382,32 @@
 				 int errnum, char *buf, size_t buflen);
 
 int symbol__annotate_printf(struct symbol *sym, struct map *map,
-			    struct perf_evsel *evsel,
+			    struct evsel *evsel,
 			    struct annotation_options *options);
 void symbol__annotate_zero_histogram(struct symbol *sym, int evidx);
 void symbol__annotate_decay_histogram(struct symbol *sym, int evidx);
 void annotated_source__purge(struct annotated_source *as);
 
-int map_symbol__annotation_dump(struct map_symbol *ms, struct perf_evsel *evsel,
+int map_symbol__annotation_dump(struct map_symbol *ms, struct evsel *evsel,
 				struct annotation_options *opts);
 
 bool ui__has_annotation(void);
 
 int symbol__tty_annotate(struct symbol *sym, struct map *map,
-			 struct perf_evsel *evsel, struct annotation_options *opts);
+			 struct evsel *evsel, struct annotation_options *opts);
 
 int symbol__tty_annotate2(struct symbol *sym, struct map *map,
-			  struct perf_evsel *evsel, struct annotation_options *opts);
+			  struct evsel *evsel, struct annotation_options *opts);
 
 #ifdef HAVE_SLANG_SUPPORT
 int symbol__tui_annotate(struct symbol *sym, struct map *map,
-			 struct perf_evsel *evsel,
+			 struct evsel *evsel,
 			 struct hist_browser_timer *hbt,
 			 struct annotation_options *opts);
 #else
 static inline int symbol__tui_annotate(struct symbol *sym __maybe_unused,
 				struct map *map __maybe_unused,
-				struct perf_evsel *evsel  __maybe_unused,
+				struct evsel *evsel  __maybe_unused,
 				struct hist_browser_timer *hbt __maybe_unused,
 				struct annotation_options *opts __maybe_unused)
 {