linux-kernel - [PATCH V4 12/23] RISC-V: cpufeature: Avoid calling riscv_of_processor

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Message-Id: <20230404182037.863533-13-sunilvl@ventanamicro.com>
Date:   Tue,  4 Apr 2023 23:50:26 +0530
From:   Sunil V L <sunilvl@...tanamicro.com>
To:     linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-riscv@...ts.infradead.org, linux-acpi@...r.kernel.org,
        linux-crypto@...r.kernel.org, platform-driver-x86@...r.kernel.org,
        llvm@...ts.linux.dev
Cc:     Jonathan Corbet <corbet@....net>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>, Len Brown <lenb@...nel.org>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Weili Qian <qianweili@...wei.com>,
        Zhou Wang <wangzhou1@...ilicon.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Marc Zyngier <maz@...nel.org>,
        Maximilian Luz <luzmaximilian@...il.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Mark Gross <markgross@...nel.org>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tom Rix <trix@...hat.com>,
        "Rafael J . Wysocki" <rafael@...nel.org>,
        "David S . Miller" <davem@...emloft.net>,
        Sunil V L <sunilvl@...tanamicro.com>
Subject: [PATCH V4 12/23] RISC-V: cpufeature: Avoid calling riscv_of_processor_hartid()

riscv_fill_hwcap() finds hartid of each cpu but never really uses
it. So, remove this unnecessary call.

Signed-off-by: Sunil V L <sunilvl@...tanamicro.com>
---
 arch/riscv/kernel/cpufeature.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/arch/riscv/kernel/cpufeature.c b/arch/riscv/kernel/cpufeature.c
index 59d58ee0f68d..63e56ce04162 100644
--- a/arch/riscv/kernel/cpufeature.c
+++ b/arch/riscv/kernel/cpufeature.c
@@ -91,7 +91,6 @@ void __init riscv_fill_hwcap(void)
 	char print_str[NUM_ALPHA_EXTS + 1];
 	int i, j, rc;
 	unsigned long isa2hwcap[26] = {0};
-	unsigned long hartid;
 
 	isa2hwcap['i' - 'a'] = COMPAT_HWCAP_ISA_I;
 	isa2hwcap['m' - 'a'] = COMPAT_HWCAP_ISA_M;
@@ -109,10 +108,6 @@ void __init riscv_fill_hwcap(void)
 		DECLARE_BITMAP(this_isa, RISCV_ISA_EXT_MAX);
 		const char *temp;
 
-		rc = riscv_of_processor_hartid(node, &hartid);
-		if (rc < 0)
-			continue;
-
 		if (of_property_read_string(node, "riscv,isa", &isa)) {
 			pr_warn("Unable to find \"riscv,isa\" devicetree entry\n");
 			continue;
-- 
2.34.1