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cfa40bcfd6
This adds simple benchmark for iterator similar to one I've used for
commit 78c1d78488 ("radix-tree: introduce bit-optimized iterator")
Building with make BENCHMARK=1 set radix tree order to 6, this allows to
get performance comparable to in kernel performance.
Link: http://lkml.kernel.org/r/1480369871-5271-43-git-send-email-mawilcox@linuxonhyperv.com
Signed-off-by: Konstantin Khlebnikov <koct9i@gmail.com>
Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
Tested-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: Ross Zwisler <ross.zwisler@linux.intel.com>
Cc: Matthew Wilcox <mawilcox@microsoft.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
25 lines
644 B
Makefile
25 lines
644 B
Makefile
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CFLAGS += -I. -I../../include -g -O2 -Wall -D_LGPL_SOURCE
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LDFLAGS += -lpthread -lurcu
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TARGETS = main
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OFILES = main.o radix-tree.o linux.o test.o tag_check.o find_next_bit.o \
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regression1.o regression2.o regression3.o multiorder.o \
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iteration_check.o benchmark.o
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ifdef BENCHMARK
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CFLAGS += -DBENCHMARK=1
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endif
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targets: $(TARGETS)
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main: $(OFILES)
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$(CC) $(CFLAGS) $(LDFLAGS) $(OFILES) -o main
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clean:
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$(RM) -f $(TARGETS) *.o radix-tree.c
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$(OFILES): *.h */*.h ../../../include/linux/radix-tree.h ../../include/linux/*.h
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radix-tree.c: ../../../lib/radix-tree.c
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sed -e 's/^static //' -e 's/__always_inline //' -e 's/inline //' < $< > $@
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