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Date: Mon, 5 Dec 2022 01:46:21 +0800 From: Jisheng Zhang <jszhang@...nel.org> To: Palmer Dabbelt <palmer@...belt.com>, Paul Walmsley <paul.walmsley@...ive.com>, Albert Ou <aou@...s.berkeley.edu>, Anup Patel <anup@...infault.org>, Atish Patra <atishp@...shpatra.org>, Heiko Stuebner <heiko@...ech.de>, Andrew Jones <ajones@...tanamicro.com> Cc: linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org, kvm@...r.kernel.org, kvm-riscv@...ts.infradead.org, Conor Dooley <conor.dooley@...rochip.com> Subject: [PATCH v2 02/13] riscv: move riscv_noncoherent_supported() out of ZICBOM probe It's a bit weird to call riscv_noncoherent_supported() each time when insmoding a module. Move the calling out of feature patch func. Signed-off-by: Jisheng Zhang <jszhang@...nel.org> Reviewed-by: Andrew Jones <ajones@...tanamicro.com> Reviewed-by: Conor Dooley <conor.dooley@...rochip.com> --- arch/riscv/kernel/cpufeature.c | 1 - arch/riscv/kernel/setup.c | 2 ++ 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c index c743f0adc794..364d1fe86bea 100644 --- a/arch/riscv/kernel/cpufeature.c +++ b/arch/riscv/kernel/cpufeature.c @@ -274,7 +274,6 @@ static bool __init_or_module cpufeature_probe_zicbom(unsigned int stage) if (!riscv_isa_extension_available(NULL, ZICBOM)) return false; - riscv_noncoherent_supported(); return true; } diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index 86acd690d529..6eea40bf8c6b 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -300,6 +300,8 @@ void __init setup_arch(char **cmdline_p) riscv_init_cbom_blocksize(); riscv_fill_hwcap(); apply_boot_alternatives(); + if (riscv_isa_extension_available(NULL, ZICBOM)) + riscv_noncoherent_supported(); } static int __init topology_init(void) -- 2.37.2
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