Re: [PATCH V6 16/20] riscv: compat: vdso: Add rv32 VDSO base code implementation

2022-02-25 Thread Guo Ren
On Fri, Feb 25, 2022 at 11:50 PM Arnd Bergmann wrote: > > On Fri, Feb 25, 2022 at 4:42 PM Guo Ren wrote: > > > > Hi Arnd & Palmer, > > > > Here is the new modified compat_vdso/Makefile, please have a look, > > first. Then I would update it to v7: > > === >

Re: [PATCH V6 16/20] riscv: compat: vdso: Add rv32 VDSO base code implementation

2022-02-25 Thread Arnd Bergmann
On Fri, Feb 25, 2022 at 4:42 PM Guo Ren wrote: > > Hi Arnd & Palmer, > > Here is the new modified compat_vdso/Makefile, please have a look, > first. Then I would update it to v7: > === > # SPDX-License-Identifier: GPL-2.0-only > # > # Makefile for compat_vds

Re: [PATCH V6 16/20] riscv: compat: vdso: Add rv32 VDSO base code implementation

2022-02-25 Thread Guo Ren
Hi Arnd & Palmer, Here is the new modified compat_vdso/Makefile, please have a look, first. Then I would update it to v7: === # SPDX-License-Identifier: GPL-2.0-only # # Makefile for compat_vdso # # Symbols present in the compat_vdso compat_vdso-syms = rt_

Re: [PATCH V6 16/20] riscv: compat: vdso: Add rv32 VDSO base code implementation

2022-02-24 Thread Arnd Bergmann
On Thu, Feb 24, 2022 at 9:54 AM wrote: > > From: Guo Ren > > There is no vgettimeofday supported in rv32 that makes simple to > generate rv32 vdso code which only needs riscv64 compiler. Other > architectures need change compiler or -m (machine parameter) to > support vdso32 compiling. If rv32 su

[PATCH V6 16/20] riscv: compat: vdso: Add rv32 VDSO base code implementation

2022-02-24 Thread guoren
From: Guo Ren There is no vgettimeofday supported in rv32 that makes simple to generate rv32 vdso code which only needs riscv64 compiler. Other architectures need change compiler or -m (machine parameter) to support vdso32 compiling. If rv32 support vgettimeofday (which cause C compile) in future