Re: [dpdk-dev] [PATCH v2] lib/bpf: fix clang build warnings for aarch64

[Thomas Monjalon <thomas@monjalon.net>]

15/11/2019 08:14, Jerin Jacob:
> On Fri, Nov 15, 2019 at 12:18 PM Ruifeng Wang <ruifeng.wang@arm.com> wrote:
> >
> > Clang has different prototype for __builtin___clear_cache(). It requires
> > 'char *' parameters while gcc requires 'void *'.
> >
> > Clang version 8.0 was used.
> > Warning messages during build:
> > ../lib/librte_bpf/bpf_jit_arm64.c:1438:26: warning: incompatible pointer
> > types passing 'uint32_t *' (aka 'unsigned int *') to parameter of type
> > 'char *' [-Wincompatible-pointer-types]
> >         __builtin___clear_cache(ctx.ins, ctx.ins + ctx.idx);
> >                                 ^~~~~~~
> > ../lib/librte_bpf/bpf_jit_arm64.c:1438:35: warning: incompatible pointer
> > types passing 'uint32_t *' (aka 'unsigned int *') to parameter of type
> > 'char *' [-Wincompatible-pointer-types]
> >         __builtin___clear_cache(ctx.ins, ctx.ins + ctx.idx);
> >                                          ^~~~~~~~~~~~~~~~~
> >
> > Fixes: f3e516772464 ("bpf/arm: add prologue and epilogue")
> > Cc: jerinj@marvell.com
> >
> > Signed-off-by: Ruifeng Wang <ruifeng.wang@arm.com>
> > Reviewed-by: Phil Yang <phil.yang@arm.com>
> > Reviewed-by: Gavin Hu <gavin.hu@arm.com>
> 
> Acked-by: Jerin Jacob <jerinj@marvell.com>

Applied, thanks