From: Anup Patel <anup@brainfault.org>
To: Zong Li <zong.li@sifive.com>
Cc: corbet@lwn.net, Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
linux-doc@vger.kernel.org,
"linux-kernel@vger.kernel.org List"
<linux-kernel@vger.kernel.org>,
linux-riscv <linux-riscv@lists.infradead.org>
Subject: Re: [PATCH] riscv: gcov: enable gcov for RISC-V
Date: Thu, 2 Jan 2020 09:07:12 +0530 [thread overview]
Message-ID: <CAAhSdy0NW9OTGOGoyZ7QmAOVbR_iF2ZM7b9eKDW0U1L+as-oaA@mail.gmail.com> (raw)
In-Reply-To: <20200102030954.41225-1-zong.li@sifive.com>
On Thu, Jan 2, 2020 at 8:40 AM Zong Li <zong.li@sifive.com> wrote:
>
> This patch enables GCOV code coverage measurement on RISC-V.
> Lightly tested on QEMU and Hifive Unleashed board, seems to work as
> expected.
>
> Signed-off-by: Zong Li <zong.li@sifive.com>
> ---
> Documentation/features/debug/gcov-profile-all/arch-support.txt | 2 +-
> arch/riscv/Kconfig | 1 +
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/Documentation/features/debug/gcov-profile-all/arch-support.txt b/Documentation/features/debug/gcov-profile-all/arch-support.txt
> index 059d58a549c7..6fb2b0671994 100644
> --- a/Documentation/features/debug/gcov-profile-all/arch-support.txt
> +++ b/Documentation/features/debug/gcov-profile-all/arch-support.txt
> @@ -23,7 +23,7 @@
> | openrisc: | TODO |
> | parisc: | TODO |
> | powerpc: | ok |
> - | riscv: | TODO |
> + | riscv: | ok |
> | s390: | ok |
> | sh: | ok |
> | sparc: | TODO |
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index d8efbaa78d67..a31169b02ec0 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -64,6 +64,7 @@ config RISCV
> select SPARSEMEM_STATIC if 32BIT
> select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
> select HAVE_ARCH_MMAP_RND_BITS if MMU
> + select ARCH_HAS_GCOV_PROFILE_ALL
>
> config ARCH_MMAP_RND_BITS_MIN
> default 18 if 64BIT
> --
> 2.24.1
>
Looks good to me.
Reviewed-by: Anup Patel <anup@brainfault.org>
May be (not 100% sure) split this into two patches so that
Documentation patch can be taken by Jonathan.
Regards,
Anup
next prev parent reply other threads:[~2020-01-02 3:37 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-02 3:09 [PATCH] riscv: gcov: enable gcov for RISC-V Zong Li
2020-01-02 3:37 ` Anup Patel [this message]
2020-01-02 3:47 ` Zong Li
2020-01-02 14:59 ` Jonathan Corbet
2020-01-04 0:11 ` Paul Walmsley
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