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-rw-r--r--tools/perf/Makefile.perf4
-rw-r--r--tools/perf/config/Makefile2
2 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
index 6286e13adc2e..ae20edfcc3f7 100644
--- a/tools/perf/Makefile.perf
+++ b/tools/perf/Makefile.perf
@@ -789,8 +789,8 @@ help:
@echo ''
@echo 'Perf install targets:'
@echo ' NOTE: documentation build requires asciidoc, xmlto packages to be installed'
- @echo ' HINT: use "make prefix=<path> <install target>" to install to a particular'
- @echo ' path like make prefix=/usr/local install install-doc'
+ @echo ' HINT: use "prefix" or "DESTDIR" to install to a particular'
+ @echo ' path like "make prefix=/usr/local install install-doc"'
@echo ' install - install compiled binaries'
@echo ' install-doc - install *all* documentation'
@echo ' install-man - install manpage documentation'
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index 319426f632fc..4f100b54ba8b 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -600,7 +600,7 @@ endif
# Make the path relative to DESTDIR, not to prefix
ifndef DESTDIR
-prefix = $(HOME)
+prefix ?= $(HOME)
endif
bindir_relative = bin
bindir = $(prefix)/$(bindir_relative)