kernel_optimize_test/Makefile at 5d88e24b23af108a0527a31b62b5bc521488f2c4 - kernel_optimize_test - AcoSail's gitea

AcoSail/kernel_optimize_test

forked from luck/tmp_suning_uos_patched

Mao Han 51bc620ba9 riscv: Add support for libdw

This patch adds support for DWARF register mappings and libdw registers
initialization, which is used by perf callchain analyzing when
--call-graph=dwarf is given.

Signed-off-by: Mao Han <han_mao@c-sky.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Cc: Greentime Hu <green.hu@gmail.com>
Cc: Palmer Dabbelt <palmer@sifive.com>
Cc: linux-riscv <linux-riscv@lists.infradead.org>
Cc: Christoph Hellwig <hch@lst.de>
Cc: Guo Ren <guoren@kernel.org>
Tested-by: Greentime Hu <greentime.hu@sifive.com>
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>

2019-09-05 00:51:52 -07:00

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Makefile

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 ifndef NO_DWARF
 PERF_HAVE_DWARF_REGS := 1
 endif
 PERF_HAVE_ARCH_REGS_QUERY_REGISTER_OFFSET := 1