RESEND [PATCH v2 4/6] arm64: compat: Add a 32-bit vDSO

From: Kevin Brodsky Provide the files necessary for building a compat (AArch32) vDSO in kernel/vdso32. This is mostly an adaptation of the arm vDSO. The most significant change in vgettimeofday.c is the use of the arm64 vdso_data struct, allowing the vDSO data page to be shared between the 32 an

RESEND [PATCH v2 4/6] arm64: compat: Add a 32-bit vDSO

From: Kevin Brodsky Provide the files necessary for building a compat (AArch32) vDSO in kernel/vdso32. This is mostly an adaptation of the arm vDSO. The most significant change in vgettimeofday.c is the use of the arm64 vdso_data struct, allowing the vDSO data page to be shared between the 32 an