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From: guoren@kernel.org
To: guoren@kernel.org
Cc: linux-kernel@vger.kernel.org, linux-csky@vger.kernel.org,
	Guo Ren <guoren@linux.alibaba.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>
Subject: [PATCH 02/29] csky: Fixup perf probe failed
Date: Thu, 21 Jan 2021 14:53:22 +0800	[thread overview]
Message-ID: <20210121065349.3188251-2-guoren@kernel.org> (raw)
In-Reply-To: <20210121065349.3188251-1-guoren@kernel.org>

From: Guo Ren <guoren@linux.alibaba.com>

Current perf init will failed with:
[    1.452433] csky-pmu: probe of soc:pmu failed with error -16

This patch fix it up with adding CPUHP_AP_PERF_CSKY_ONLINE in
cpuhotplug.h.

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
---
 arch/csky/kernel/perf_event.c | 2 +-
 include/linux/cpuhotplug.h    | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/csky/kernel/perf_event.c b/arch/csky/kernel/perf_event.c
index 1a29f1157449..55d5a5379483 100644
--- a/arch/csky/kernel/perf_event.c
+++ b/arch/csky/kernel/perf_event.c
@@ -1319,7 +1319,7 @@ int csky_pmu_device_probe(struct platform_device *pdev,
 		pr_notice("[perf] PMU request irq fail!\n");
 	}
 
-	ret = cpuhp_setup_state(CPUHP_AP_PERF_ONLINE, "AP_PERF_ONLINE",
+	ret = cpuhp_setup_state(CPUHP_AP_PERF_CSKY_ONLINE, "AP_PERF_ONLINE",
 				csky_pmu_starting_cpu,
 				csky_pmu_dying_cpu);
 	if (ret) {
diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h
index 0042ef362511..d3e26dc81494 100644
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -185,6 +185,7 @@ enum cpuhp_state {
 	CPUHP_AP_PERF_POWERPC_TRACE_IMC_ONLINE,
 	CPUHP_AP_PERF_POWERPC_HV_24x7_ONLINE,
 	CPUHP_AP_PERF_POWERPC_HV_GPCI_ONLINE,
+	CPUHP_AP_PERF_CSKY_ONLINE,
 	CPUHP_AP_WATCHDOG_ONLINE,
 	CPUHP_AP_WORKQUEUE_ONLINE,
 	CPUHP_AP_RCUTREE_ONLINE,
-- 
2.17.1


  reply	other threads:[~2021-01-21  6:58 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-21  6:53 [PATCH 01/29] csky: Add memory layout 2.5G(user):1.5G(kernel) guoren
2021-01-21  6:53 ` guoren [this message]
2021-01-21  6:53 ` [PATCH 03/29] csky: Fixup show_regs doesn't contain regs->usp guoren
2021-01-21  6:53 ` [PATCH 04/29] csky: Remove custom asm/atomic.h implementation guoren
2021-01-21  6:53 ` [PATCH 05/29] csky: Fixup barrier design guoren
2021-01-21  6:53 ` [PATCH 06/29] csky: Fixup futex SMP implementation guoren
2021-01-21  6:53 ` [PATCH 07/29] csky: Fixup asm/cmpxchg.h with correct ordering barrier guoren
2021-01-21  6:53 ` [PATCH 08/29] csky: Cleanup asm/spinlock.h guoren
2021-01-21  6:53 ` [PATCH 09/29] csky: Fixup PTE global for 2.5:1.5 virtual memory guoren
2021-01-21  6:53 ` [PATCH 10/29] csky: Remove prologue of page fault handler in entry.S guoren
2021-01-21  6:53 ` [PATCH 11/29] csky: Add kmemleak support guoren
2021-01-21  6:53 ` [PATCH 12/29] csky: Fix TLB maintenance synchronization problem guoren
2021-01-21  6:53 ` [PATCH 13/29] csky: Add show_tlb for CPU_CK860 debug guoren
2021-01-21  6:53 ` [PATCH 14/29] csky: Fixup FAULT_FLAG_XXX param for handle_mm_fault guoren
2021-01-21  6:53 ` [PATCH 15/29] csky: Fixup update_mmu_cache called with user io mapping guoren
2021-01-21  6:53 ` [PATCH 16/29] csky: Add faulthandler_disabled() check guoren
2021-01-21  6:53 ` [PATCH 17/29] csky: Fixup do_page_fault parent irq status guoren
2021-01-21  6:53 ` [PATCH 18/29] csky: Sync riscv mm/fault.c for easy maintenance guoren
2021-01-21  6:53 ` [PATCH 19/29] csky: mm: abort uaccess retries upon fatal signal guoren
2021-01-21 11:42   ` Mark Rutland
2021-01-21  6:53 ` [PATCH 20/29] csky: Reconstruct VDSO framework guoren
2021-01-21  6:53 ` [PATCH 21/29] csky: Fix a size determination in gpr_get() guoren
2021-01-21  6:53 ` [PATCH 22/29] csky: remove unused including <linux/version.h> guoren
2021-01-21  6:53 ` [PATCH 23/29] csky: Fixup _PAGE_ACCESSED for default pgprot guoren
2021-01-21  6:53 ` [PATCH 24/29] csky: Coding convention del unnecessary definition guoren
2021-01-21  6:53 ` [PATCH 25/29] csky: Fixup swapon guoren
2021-01-21  6:53 ` [PATCH 26/29] csky: kprobe: fix code in simulate without 'long' guoren
2021-01-21  6:53 ` [PATCH 27/29] csky: Add VDSO with GENERIC_GETTIMEOFDAY, GENERIC_TIME_VSYSCALL, HAVE_GENERIC_VDSO guoren
2021-01-21  6:53 ` [PATCH 28/29] csky: Using set_max_mapnr api guoren
2021-01-21  6:53 ` [PATCH 29/29] csky: Fixup pfn_valid error with wrong max_mapnr guoren

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