[PATCH] ppc64: Implement a vDSO and use it for signal trampoline #2

[Andrew Morton]

Benjamin Herrenschmidt <benh at kernel.crashing.org> wrote:
>
> This patch adds to the ppc64 kernel a virtual .so (vDSO) that is mapped into every
>  process space, similar to the x86 vsyscall page.

erp.  Do I need a toolchain upgrade?

arch/ppc64/kernel/vdso32/gettimeofday.S: Assembler messages:
arch/ppc64/kernel/vdso32/gettimeofday.S:27: Error: unknown pseudo-op: `.cfi_startproc'
arch/ppc64/kernel/vdso32/gettimeofday.S:29: Error: unknown pseudo-op: `.cfi_register'
arch/ppc64/kernel/vdso32/gettimeofday.S:68: Error: unknown pseudo-op: `.cfi_endproc'
arch/ppc64/kernel/vdso32/gettimeofday.S:77: Error: unknown pseudo-op: `.cfi_startproc'
arch/ppc64/kernel/vdso32/gettimeofday.S:139: Error: unknown pseudo-op: `.cfi_endproc'
arch/ppc64/kernel/vdso64/gettimeofday.S: Assembler messages:
arch/ppc64/kernel/vdso64/gettimeofday.S:27: Error: unknown pseudo-op: `.cfi_startproc'
arch/ppc64/kernel/vdso64/gettimeofday.S:29: Error: unknown pseudo-op: `.cfi_register'
arch/ppc64/kernel/vdso64/gettimeofday.S:53: Error: unknown pseudo-op: `.cfi_endproc'