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 d86cb17bbabe6..22e0ae8884061 100644 --- a/arch/riscv/include/uapi/asm/auxvec.h +++ b/arch/riscv/include/uapi/asm/auxvec.h @@ -10,4 +10,7 @@ /* vDSO location */ #define AT_SYSINFO_EHDR 33
+/* entries in ARCH_DLINFO */ +#define AT_VECTOR_SIZE_ARCH 1 + #endif /* _UAPI_ASM_RISCV_AUXVEC_H */