From: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
To: Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org
Cc: daniel.sneddon@linux.intel.com, tony.luck@intel.com,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
linux-perf-users@vger.kernel.org,
Josh Poimboeuf <jpoimboe@kernel.org>,
Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Ricardo Neri <ricardo.neri-calderon@linux.intel.com>,
"Liang, Kan" <kan.liang@linux.intel.com>,
Andrew Cooper <andrew.cooper3@citrix.com>,
Brice Goglin <brice.goglin@gmail.com>,
Mario Limonciello <mario.limonciello@amd.com>,
Perry Yuan <Perry.Yuan@amd.com>,
Dapeng Mi <dapeng1.mi@linux.intel.com>
Subject: [PATCH PATCH v2 4/9] x86/cpu: Remove get_this_hybrid_cpu_type()
Date: Thu, 27 Jun 2024 13:44:24 -0700 [thread overview]
Message-ID: <20240627-add-cpu-type-v2-4-f927bde83ad0@linux.intel.com> (raw)
In-Reply-To: <20240627-add-cpu-type-v2-0-f927bde83ad0@linux.intel.com>
get_this_hybrid_cpu_type() is replaced by topology_hw_cpu_type(). There are
no more callers, remove it.
Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
---
arch/x86/include/asm/cpu.h | 6 ------
arch/x86/kernel/cpu/intel.c | 16 ----------------
2 files changed, 22 deletions(-)
diff --git a/arch/x86/include/asm/cpu.h b/arch/x86/include/asm/cpu.h
index aa30fd8cad7f..20e491c22b98 100644
--- a/arch/x86/include/asm/cpu.h
+++ b/arch/x86/include/asm/cpu.h
@@ -31,7 +31,6 @@ extern void __init sld_setup(struct cpuinfo_x86 *c);
extern bool handle_user_split_lock(struct pt_regs *regs, long error_code);
extern bool handle_guest_split_lock(unsigned long ip);
extern void handle_bus_lock(struct pt_regs *regs);
-u8 get_this_hybrid_cpu_type(void);
#else
static inline void __init sld_setup(struct cpuinfo_x86 *c) {}
static inline bool handle_user_split_lock(struct pt_regs *regs, long error_code)
@@ -45,11 +44,6 @@ static inline bool handle_guest_split_lock(unsigned long ip)
}
static inline void handle_bus_lock(struct pt_regs *regs) {}
-
-static inline u8 get_this_hybrid_cpu_type(void)
-{
- return 0;
-}
#endif
#ifdef CONFIG_IA32_FEAT_CTL
void init_ia32_feat_ctl(struct cpuinfo_x86 *c);
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index fdf3489d92a4..ac6c68a39051 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -1335,19 +1335,3 @@ void __init sld_setup(struct cpuinfo_x86 *c)
sld_state_setup();
sld_state_show();
}
-
-#define X86_HYBRID_CPU_TYPE_ID_SHIFT 24
-
-/**
- * get_this_hybrid_cpu_type() - Get the type of this hybrid CPU
- *
- * Returns the CPU type [31:24] (i.e., Atom or Core) of a CPU in
- * a hybrid processor. If the processor is not hybrid, returns 0.
- */
-u8 get_this_hybrid_cpu_type(void)
-{
- if (!cpu_feature_enabled(X86_FEATURE_HYBRID_CPU))
- return 0;
-
- return cpuid_eax(0x0000001a) >> X86_HYBRID_CPU_TYPE_ID_SHIFT;
-}
--
2.34.1
next prev parent reply other threads:[~2024-06-27 20:44 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-27 20:44 [PATCH v2 0/9] Add CPU-type to topology Pawan Gupta
2024-06-27 20:44 ` [PATCH PATCH v2 1/9] x86/cpu/topology: Add CPU type to struct cpuinfo_topology Pawan Gupta
2024-06-28 8:03 ` Borislav Petkov
2024-06-28 17:32 ` [PATCH " Pawan Gupta
2024-07-03 23:07 ` Borislav Petkov
2024-07-09 1:24 ` Pawan Gupta
2024-07-09 12:45 ` Borislav Petkov
2024-06-27 20:44 ` [PATCH PATCH v2 2/9] cpufreq: intel_pstate: Use topology_cpu_type() Pawan Gupta
2024-07-01 17:08 ` Rafael J. Wysocki
2024-07-01 17:14 ` Pawan Gupta
2024-06-27 20:44 ` [PATCH PATCH v2 3/9] perf/x86/intel: Use topology_hw_cpu_type() Pawan Gupta
2024-06-28 8:59 ` Mi, Dapeng
2024-06-28 18:51 ` [PATCH " Pawan Gupta
2024-07-01 3:37 ` Mi, Dapeng
2024-07-01 17:32 ` Pawan Gupta
2024-06-27 20:44 ` Pawan Gupta [this message]
2024-06-27 20:44 ` [PATCH PATCH v2 5/9] x86/cpu: Name CPU matching macro more generically (and shorten) Pawan Gupta
2024-06-27 20:44 ` [PATCH PATCH v2 6/9] x86/cpu: Add cpu_type to struct x86_cpu_id Pawan Gupta
2024-06-27 20:44 ` [PATCH PATCH v2 7/9] x86/cpu: Update x86_match_cpu() to also use cpu-type Pawan Gupta
2024-06-27 20:44 ` [PATCH PATCH v2 8/9] x86/bugs: Declutter vulnerable CPU list Pawan Gupta
2024-07-03 1:00 ` Josh Poimboeuf
2024-07-03 18:09 ` Pawan Gupta
2024-06-27 20:44 ` [PATCH PATCH v2 9/9] x86/rfds: Exclude P-only parts from the RFDS affected list Pawan Gupta
2024-07-03 1:04 ` Josh Poimboeuf
2024-07-03 18:26 ` Pawan Gupta
2024-07-03 22:04 ` Josh Poimboeuf
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