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    SubjectRe: [PATCH AUTOSEL 4.19 28/60] riscv: Define AT_VECTOR_SIZE_ARCH for ARCH_DLINFO
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    On Mon, 26 Oct 2020 17:03:43 PDT (-0700), sashal@kernel.org wrote:
    > From: Zong Li <zong.li@sifive.com>
    >
    > [ Upstream commit b5fca7c55f9fbab5ad732c3bce00f31af6ba5cfa ]
    >
    > AT_VECTOR_SIZE_ARCH should be defined with the maximum number of
    > NEW_AUX_ENT entries that ARCH_DLINFO can contain, but it wasn't defined
    > for RISC-V at all even though ARCH_DLINFO will contain one NEW_AUX_ENT
    > for the VDSO address.
    >
    > Signed-off-by: Zong Li <zong.li@sifive.com>
    > Reviewed-by: Palmer Dabbelt <palmerdabbelt@google.com>
    > Reviewed-by: Pekka Enberg <penberg@kernel.org>
    > Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
    > Signed-off-by: Sasha Levin <sashal@kernel.org>
    > ---
    > arch/riscv/include/uapi/asm/auxvec.h | 3 +++
    > 1 file changed, 3 insertions(+)
    >
    > diff --git a/arch/riscv/include/uapi/asm/auxvec.h b/arch/riscv/include/uapi/asm/auxvec.h
    > index 1376515547cda..ed7bf7c7add5f 100644
    > --- a/arch/riscv/include/uapi/asm/auxvec.h
    > +++ b/arch/riscv/include/uapi/asm/auxvec.h
    > @@ -21,4 +21,7 @@
    > /* vDSO location */
    > #define AT_SYSINFO_EHDR 33
    >
    > +/* entries in ARCH_DLINFO */
    > +#define AT_VECTOR_SIZE_ARCH 1
    > +
    > #endif /* _UAPI_ASM_RISCV_AUXVEC_H */

    Thanks. This should have been

    Fixes: 2129a235c098 ("RISC-V: ELF and module implementation")

    which is essentially all the way back to the beginning.

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