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radix tree test suite: Add config option for map shift

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Add config option "SHIFT=<value>" to Makefile for building test suite
with any value of RADIX_TREE_MAP_SHIFT between 3 and 7 inclusive.

Signed-off-by: Rehas Sachdeva <aquannie@gmail.com>
[mawilcox@microsoft.com: .gitignore, quieten grep, remove on clean]
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
This commit is contained in:
Rehas Sachdeva 2017-02-13 16:16:03 -05:00 committed by Matthew Wilcox
parent 7e73eb0b2d
commit c6ce3e2fe3
4 changed files with 16 additions and 11 deletions
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1
tools/testing/radix-tree/.gitignore vendored
View file

@ -1,3 +1,4 @@
generated/map-shift.h
idr.c
idr-test
main

18
tools/testing/radix-tree/Makefile
View file

@ -6,11 +6,11 @@ CORE_OFILES := radix-tree.o idr.o linux.o test.o find_bit.o
OFILES = main.o $(CORE_OFILES) regression1.o regression2.o regression3.o \
tag_check.o multiorder.o idr-test.o iteration_check.o benchmark.o
ifdef BENCHMARK
CFLAGS += -DBENCHMARK=1
ifndef SHIFT
SHIFT=3
endif
targets: $(TARGETS)
targets: mapshift $(TARGETS)
main: $(OFILES)
$(CC) $(CFLAGS) $(LDFLAGS) $^ -o main
@ -22,11 +22,11 @@ multiorder: multiorder.o $(CORE_OFILES)
$(CC) $(CFLAGS) $(LDFLAGS) $^ -o multiorder
clean:
$(RM) $(TARGETS) *.o radix-tree.c idr.c
$(RM) $(TARGETS) *.o radix-tree.c idr.c generated/map-shift.h
vpath %.c ../../lib
$(OFILES): *.h */*.h \
$(OFILES): *.h */*.h generated/map-shift.h \
../../include/linux/*.h \
../../include/asm/*.h \
../../../include/linux/radix-tree.h \
@ -37,3 +37,11 @@ radix-tree.c: ../../../lib/radix-tree.c
idr.c: ../../../lib/idr.c
sed -e 's/^static //' -e 's/__always_inline //' -e 's/inline //' < $< > $@
.PHONY: mapshift
mapshift:
@if ! grep -qw $(SHIFT) generated/map-shift.h; then \
echo "#define RADIX_TREE_MAP_SHIFT $(SHIFT)" > \
generated/map-shift.h; \
fi

6
tools/testing/radix-tree/linux/kernel.h
View file

@ -12,12 +12,6 @@
#include <linux/log2.h>
#include "../../../include/linux/kconfig.h"
#ifdef BENCHMARK
#define RADIX_TREE_MAP_SHIFT 6
#else
#define RADIX_TREE_MAP_SHIFT 3
#endif
#define printk printf
#define pr_debug printk
#define pr_cont printk

2
tools/testing/radix-tree/linux/radix-tree.h
View file

@ -1,5 +1,7 @@
#ifndef _TEST_RADIX_TREE_H
#define _TEST_RADIX_TREE_H
#include "generated/map-shift.h"
#include "../../../../include/linux/radix-tree.h"
extern int kmalloc_verbose;