Merge tag 'perf-urgent-for-mingo' of...

	$(Q)$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT)

	$(Q)touch $(OUTPUT)PERF-VERSION-FILE

CC = $(CROSS_COMPILE)gcc

LD ?= $(CROSS_COMPILE)ld

AR = $(CROSS_COMPILE)ar

# Makefiles suck: This macro sets a default value of $(2) for the

# variable named by $(1), unless the variable has been set by

# environment or command line. This is necessary for CC and AR

# because make sets default values, so the simpler ?= approach

# won't work as expected.

define allow-override

  $(if $(or $(findstring environment,$(origin $(1))),\

            $(findstring command line,$(origin $(1)))),,\

    $(eval $(1) = $(2)))

endef

# Allow setting CC and AR and LD, or setting CROSS_COMPILE as a prefix.

$(call allow-override,CC,$(CROSS_COMPILE)gcc)

$(call allow-override,AR,$(CROSS_COMPILE)ar)

$(call allow-override,LD,$(CROSS_COMPILE)ld)

PKG_CONFIG = $(CROSS_COMPILE)pkg-config

RM      = rm -f

{

	struct perf_event_mmap_page *pc = userpg;

#if BITS_PER_LONG != 64 && !defined(HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT)

	pr_err("Cannot use AUX area tracing mmaps\n");

	return -1;

#endif

	WARN_ONCE(mm->base, "Uninitialized auxtrace_mmap\n");

	mm->userpg = userpg;

		return 0;

	}

#if BITS_PER_LONG != 64 && !defined(HAVE_SYNC_COMPARE_AND_SWAP_SUPPORT)

	pr_err("Cannot use AUX area tracing mmaps\n");

	return -1;

#endif

	pc->aux_offset = mp->offset;

	pc->aux_size = mp->len;