Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull perf updates from Thomas Gleixner:
 "Kernel:
   - Improve kallsyms coverage
   - Add x86 entry trampolines to kcore
   - Fix ARM SPE handling
   - Correct PPC event post processing

  Tools:
   - Make the build system more robust
   - Small fixes and enhancements all over the place
   - Update kernel ABI header copies
   - Preparatory work for converting libtraceevnt to a shared library
   - License cleanups"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (100 commits)
  tools arch: Update arch/x86/lib/memcpy_64.S copy used in 'perf bench mem memcpy'
  tools arch x86: Update tools's copy of cpufeatures.h
  perf python: Fix pyrf_evlist__read_on_cpu() interface
  perf mmap: Store real cpu number in 'struct perf_mmap'
  perf tools: Remove ext from struct kmod_path
  perf tools: Add gzip_is_compressed function
  perf tools: Add lzma_is_compressed function
  perf tools: Add is_compressed callback to compressions array
  perf tools: Move the temp file processing into decompress_kmodule
  perf tools: Use compression id in decompress_kmodule()
  perf tools: Store compression id into struct dso
  perf tools: Add compression id into 'struct kmod_path'
  perf tools: Make is_supported_compression() static
  perf tools: Make decompress_to_file() function static
  perf tools: Get rid of dso__needs_decompress() call in __open_dso()
  perf tools: Get rid of dso__needs_decompress() call in symbol__disassemble()
  perf tools: Get rid of dso__needs_decompress() call in read_object_code()
  tools lib traceevent: Change to SPDX License format
  perf llvm: Allow passing options to llc in addition to clang
  perf parser: Improve error message for PMU address filters
  ...

89 files changed, 3171 insertions, 1612 deletions

diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h
index 64aaa3f5f36c..89a048c2faec 100644
--- a/tools/arch/x86/include/asm/cpufeatures.h
+++ b/tools/arch/x86/include/asm/cpufeatures.h
@@ -220,6 +220,7 @@
 #define X86_FEATURE_STIBP		( 7*32+27) /* Single Thread Indirect Branch Predictors */
 #define X86_FEATURE_ZEN			( 7*32+28) /* "" CPU is AMD family 0x17 (Zen) */
 #define X86_FEATURE_L1TF_PTEINV		( 7*32+29) /* "" L1TF workaround PTE inversion */
+#define X86_FEATURE_IBRS_ENHANCED	( 7*32+30) /* Enhanced IBRS */
 
 /* Virtualization flags: Linux defined, word 8 */
 #define X86_FEATURE_TPR_SHADOW		( 8*32+ 0) /* Intel TPR Shadow */
@@ -230,7 +231,7 @@
 
 #define X86_FEATURE_VMMCALL		( 8*32+15) /* Prefer VMMCALL to VMCALL */
 #define X86_FEATURE_XENPV		( 8*32+16) /* "" Xen paravirtual guest */
-
+#define X86_FEATURE_EPT_AD		( 8*32+17) /* Intel Extended Page Table access-dirty bit */
 
 /* Intel-defined CPU features, CPUID level 0x00000007:0 (EBX), word 9 */
 #define X86_FEATURE_FSGSBASE		( 9*32+ 0) /* RDFSBASE, WRFSBASE, RDGSBASE, WRGSBASE instructions*/
diff --git a/tools/arch/x86/lib/memcpy_64.S b/tools/arch/x86/lib/memcpy_64.S
index 298ef1479240..3b24dc05251c 100644
--- a/tools/arch/x86/lib/memcpy_64.S
+++ b/tools/arch/x86/lib/memcpy_64.S
@@ -256,7 +256,7 @@ ENTRY(__memcpy_mcsafe)
 
 	/* Copy successful. Return zero */
 .L_done_memcpy_trap:
-	xorq %rax, %rax
+	xorl %eax, %eax
 	ret
 ENDPROC(__memcpy_mcsafe)
 EXPORT_SYMBOL_GPL(__memcpy_mcsafe)
diff --git a/tools/lib/lockdep/Makefile b/tools/lib/lockdep/Makefile
index 9b0ca3ad1ef3..9dafb8cb752f 100644
--- a/tools/lib/lockdep/Makefile
+++ b/tools/lib/lockdep/Makefile
@@ -129,12 +129,12 @@ $(OUTPUT)liblockdep.a: $(LIB_IN)
 tags:	force
 	$(RM) tags
 	find . -name '*.[ch]' | xargs ctags --extra=+f --c-kinds=+px \
-	--regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/'
+	--regex-c++='/_PE\(([^,)]*).*/TEP_ERRNO__\1/'
 
 TAGS:	force
 	$(RM) TAGS
 	find . -name '*.[ch]' | xargs etags \
-	--regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/'
+	--regex='/_PE(\([^,)]*\).*/TEP_ERRNO__\1/'
 
 define do_install
 	$(print_install)				\
diff --git a/tools/lib/traceevent/Makefile b/tools/lib/traceevent/Makefile
index 46cd5f871ad7..0b4e833088a4 100644
--- a/tools/lib/traceevent/Makefile
+++ b/tools/lib/traceevent/Makefile
@@ -233,12 +233,12 @@ endef
 tags:	force
 	$(RM) tags
 	find . -name '*.[ch]' | xargs ctags --extra=+f --c-kinds=+px \
-	--regex-c++='/_PE\(([^,)]*).*/PEVENT_ERRNO__\1/'
+	--regex-c++='/_PE\(([^,)]*).*/TEP_ERRNO__\1/'
 
 TAGS:	force
 	$(RM) TAGS
 	find . -name '*.[ch]' | xargs etags \
-	--regex='/_PE(\([^,)]*\).*/PEVENT_ERRNO__\1/'
+	--regex='/_PE(\([^,)]*\).*/TEP_ERRNO__\1/'
 
 define do_install_mkdir
 	if [ ! -d '$(DESTDIR_SQ)$1' ]; then		\
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index e5f2acbb70cc..ce1e20227c64 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -1,21 +1,7 @@
+// SPDX-License-Identifier: LGPL-2.1
 /*
  * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
  *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License (not later!)
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not,  see <http://www.gnu.org/licenses>
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  *
  *  The parts for function graph printing was taken and modified from the
  *  Linux Kernel that were written by
@@ -73,12 +59,12 @@ static void init_input_buf(const char *buf, unsigned long long size)
 	input_buf_ptr = 0;
 }
 
-const char *pevent_get_input_buf(void)
+const char *tep_get_input_buf(void)
 {
 	return input_buf;
 }
 
-unsigned long long pevent_get_input_buf_ptr(void)
+unsigned long long tep_get_input_buf_ptr(void)
 {
 	return input_buf_ptr;
 }
@@ -88,21 +74,21 @@ struct event_handler {
 	int				id;
 	const char			*sys_name;
 	const char			*event_name;
-	pevent_event_handler_func	func;
+	tep_event_handler_func		func;
 	void				*context;
 };
 
-struct pevent_func_params {
-	struct pevent_func_params	*next;
-	enum pevent_func_arg_type	type;
+struct func_params {
+	struct func_params	*next;
+	enum tep_func_arg_type	type;
 };
 
-struct pevent_function_handler {
-	struct pevent_function_handler	*next;
-	enum pevent_func_arg_type	ret_type;
+struct tep_function_handler {
+	struct tep_function_handler	*next;
+	enum tep_func_arg_type		ret_type;
 	char				*name;
-	pevent_func_handler		func;
-	struct pevent_func_params	*params;
+	tep_func_handler		func;
+	struct func_params		*params;
 	int				nr_args;
 };
 
@@ -110,17 +96,17 @@ static unsigned long long
 process_defined_func(struct trace_seq *s, void *data, int size,
 		     struct event_format *event, struct print_arg *arg);
 
-static void free_func_handle(struct pevent_function_handler *func);
+static void free_func_handle(struct tep_function_handler *func);
 
 /**
- * pevent_buffer_init - init buffer for parsing
+ * tep_buffer_init - init buffer for parsing
  * @buf: buffer to parse
  * @size: the size of the buffer
  *
- * For use with pevent_read_token(), this initializes the internal
- * buffer that pevent_read_token() will parse.
+ * For use with tep_read_token(), this initializes the internal
+ * buffer that tep_read_token() will parse.
  */
-void pevent_buffer_init(const char *buf, unsigned long long size)
+void tep_buffer_init(const char *buf, unsigned long long size)
 {
 	init_input_buf(buf, size);
 }
@@ -160,7 +146,7 @@ struct cmdline_list {
 	int			pid;
 };
 
-static int cmdline_init(struct pevent *pevent)
+static int cmdline_init(struct tep_handle *pevent)
 {
 	struct cmdline_list *cmdlist = pevent->cmdlist;
 	struct cmdline_list *item;
@@ -189,7 +175,7 @@ static int cmdline_init(struct pevent *pevent)
 	return 0;
 }
 
-static const char *find_cmdline(struct pevent *pevent, int pid)
+static const char *find_cmdline(struct tep_handle *pevent, int pid)
 {
 	const struct cmdline *comm;
 	struct cmdline key;
@@ -211,14 +197,14 @@ static const char *find_cmdline(struct pevent *pevent, int pid)
 }
 
 /**
- * pevent_pid_is_registered - return if a pid has a cmdline registered
+ * tep_pid_is_registered - return if a pid has a cmdline registered
  * @pevent: handle for the pevent
  * @pid: The pid to check if it has a cmdline registered with.
  *
  * Returns 1 if the pid has a cmdline mapped to it
  * 0 otherwise.
  */
-int pevent_pid_is_registered(struct pevent *pevent, int pid)
+int tep_pid_is_registered(struct tep_handle *pevent, int pid)
 {
 	const struct cmdline *comm;
 	struct cmdline key;
@@ -244,7 +230,7 @@ int pevent_pid_is_registered(struct pevent *pevent, int pid)
  * we must add this pid. This is much slower than when cmdlines
  * are added before the array is initialized.
  */
-static int add_new_comm(struct pevent *pevent, const char *comm, int pid)
+static int add_new_comm(struct tep_handle *pevent, const char *comm, int pid)
 {
 	struct cmdline *cmdlines = pevent->cmdlines;
 	const struct cmdline *cmdline;
@@ -288,7 +274,7 @@ static int add_new_comm(struct pevent *pevent, const char *comm, int pid)
 }
 
 /**
- * pevent_register_comm - register a pid / comm mapping
+ * tep_register_comm - register a pid / comm mapping
  * @pevent: handle for the pevent
  * @comm: the command line to register
  * @pid: the pid to map the command line to
@@ -296,7 +282,7 @@ static int add_new_comm(struct pevent *pevent, const char *comm, int pid)
  * This adds a mapping to search for command line names with
  * a given pid. The comm is duplicated.
  */
-int pevent_register_comm(struct pevent *pevent, const char *comm, int pid)
+int tep_register_comm(struct tep_handle *pevent, const char *comm, int pid)
 {
 	struct cmdline_list *item;
 
@@ -324,7 +310,7 @@ int pevent_register_comm(struct pevent *pevent, const char *comm, int pid)
 	return 0;
 }
 
-int pevent_register_trace_clock(struct pevent *pevent, const char *trace_clock)
+int tep_register_trace_clock(struct tep_handle *pevent, const char *trace_clock)
 {
 	pevent->trace_clock = strdup(trace_clock);
 	if (!pevent->trace_clock) {
@@ -381,7 +367,7 @@ static int func_bcmp(const void *a, const void *b)
 	return 1;
 }
 
-static int func_map_init(struct pevent *pevent)
+static int func_map_init(struct tep_handle *pevent)
 {
 	struct func_list *funclist;
 	struct func_list *item;
@@ -421,7 +407,7 @@ static int func_map_init(struct pevent *pevent)
 }
 
 static struct func_map *
-__find_func(struct pevent *pevent, unsigned long long addr)
+__find_func(struct tep_handle *pevent, unsigned long long addr)
 {
 	struct func_map *func;
 	struct func_map key;
@@ -438,13 +424,13 @@ __find_func(struct pevent *pevent, unsigned long long addr)
 }
 
 struct func_resolver {
-	pevent_func_resolver_t *func;
-	void		       *priv;
-	struct func_map	       map;
+	tep_func_resolver_t	*func;
+	void			*priv;
+	struct func_map		map;
 };
 
 /**
- * pevent_set_function_resolver - set an alternative function resolver
+ * tep_set_function_resolver - set an alternative function resolver
  * @pevent: handle for the pevent
  * @resolver: function to be used
  * @priv: resolver function private state.
@@ -453,8 +439,8 @@ struct func_resolver {
  * keep using it instead of duplicating all the entries inside
  * pevent->funclist.
  */
-int pevent_set_function_resolver(struct pevent *pevent,
-				 pevent_func_resolver_t *func, void *priv)
+int tep_set_function_resolver(struct tep_handle *pevent,
+			      tep_func_resolver_t *func, void *priv)
 {
 	struct func_resolver *resolver = malloc(sizeof(*resolver));
 
@@ -471,20 +457,20 @@ int pevent_set_function_resolver(struct pevent *pevent,
 }
 
 /**
- * pevent_reset_function_resolver - reset alternative function resolver
+ * tep_reset_function_resolver - reset alternative function resolver
  * @pevent: handle for the pevent
  *
  * Stop using whatever alternative resolver was set, use the default