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Date: Tue, 8 Nov 2022 08:52:54 +0800 From: Yang Jihong <yangjihong1@...wei.com> To: "Russell King (Oracle)" <linux@...linux.org.uk> CC: <ast@...nel.org>, <daniel@...earbox.net>, <andrii@...nel.org>, <martin.lau@...ux.dev>, <song@...nel.org>, <yhs@...com>, <john.fastabend@...il.com>, <kpsingh@...nel.org>, <sdf@...gle.com>, <haoluo@...gle.com>, <jolsa@...nel.org>, <illusionist.neo@...il.com>, <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>, <pabeni@...hat.com>, <mykolal@...com>, <shuah@...nel.org>, <benjamin.tissoires@...hat.com>, <memxor@...il.com>, <asavkov@...hat.com>, <delyank@...com>, <bpf@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>, <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>, <linux-kselftest@...r.kernel.org> Subject: Re: [PATCH bpf v2 4/5] bpf: Add kernel function call support in 32-bit ARM for EABI Hello, On 2022/11/7 20:33, Russell King (Oracle) wrote: > On Mon, Nov 07, 2022 at 05:20:31PM +0800, Yang Jihong wrote: >> +bool bpf_jit_supports_kfunc_call(void) >> +{ >> + return true; > > It would be far cleaner to make this: > > return IS_ENABLED(CONFIG_AEABI); > > So userspace knows that it isn't supported on OABI. > Thanks for the suggestion, will change. Thanks, Yang .
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