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Message-ID:
<TYCP286MB21461411BA788E6681AF448FC6272@TYCP286MB2146.JPNP286.PROD.OUTLOOK.COM>
Date: Fri, 8 Mar 2024 16:01:52 +0800
From: Peng Liu <pngliu@...mail.com>
To:
Cc: tglx@...utronix.de,
mingo@...hat.com,
rick.p.edgecombe@...el.com,
daniel.sneddon@...ux.intel.com,
dave.hansen@...ux.intel.com,
linux-kernel@...r.kernel.org,
x86@...nel.org,
Peng Liu <pngliu@...mail.com>
Subject: [PATCH] x86/apic: Delete useless BUG_ON in validate_apic_and_package_id()
Both topology_update_package_map() and topology_update_die_map() have a fixed
return value 0. That is, they never fail. So the BUG_ON() checks on them are
useless and better be deleted.
Signed-off-by: Peng Liu <pngliu@...mail.com>
---
arch/x86/kernel/cpu/common.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index fbc4e60d027c..44b08de3971c 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1796,8 +1796,8 @@ static void validate_apic_and_package_id(struct cpuinfo_x86 *c)
pr_err(FW_BUG "CPU%u: APIC id mismatch. Firmware: %x APIC: %x\n",
cpu, apicid, c->topo.initial_apicid);
}
- BUG_ON(topology_update_package_map(c->topo.pkg_id, cpu));
- BUG_ON(topology_update_die_map(c->topo.die_id, cpu));
+ topology_update_package_map(c->topo.pkg_id, cpu);
+ topology_update_die_map(c->topo.die_id, cpu);
#else
c->topo.logical_pkg_id = 0;
#endif
--
2.34.1
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