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AJvYcCUwi7wwq/qlT+g61ScE10Yxq/WzuZcJ2neAQVRoCsx39dyxwdJ8nNRfZdCV3lbNS3/69hmpQZo3NaRWs0E=@lists.ozlabs.org X-Gm-Message-State: AOJu0YxN7Fkf7fEsdHUfH8E5rf4LSWIozAUSQSKT0xkqpyXhsIxafh/H yr771iPka+hmGaWINJLCsKJcgzRKxOL6hIDwzCpr5yzZaZojqbZ5wofUjl4HwPT/0UsNadNG2XG LaloGHy3BnO2L8dY05rmPjg== X-Google-Smtp-Source: AGHT+IEMZpgFL+UVav7e6/78nxxqsZh8RtB34P8KhO4E9lrAtqCCPkLcHN7A2NJ63pZVH3cqvvVs3DKnxU1JZod0ig== X-Received: from coltonlewis-kvm.c.googlers.com ([fda3:e722:ac3:cc00:11b:3898:ac11:fa18]) (user=coltonlewis job=sendgmr) by 2002:a25:c503:0:b0:e17:8e4f:981a with SMTP id 3f1490d57ef6-e2250cd6079mr6801276.11.1726854465133; Fri, 20 Sep 2024 10:47:45 -0700 (PDT) Date: Fri, 20 Sep 2024 17:47:36 +0000 In-Reply-To: <20240920174740.781614-1-coltonlewis@google.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Post: List-Subscribe: , , List-Unsubscribe: Mime-Version: 1.0 References: <20240920174740.781614-1-coltonlewis@google.com> X-Mailer: git-send-email 2.46.0.792.g87dc391469-goog Message-ID: <20240920174740.781614-2-coltonlewis@google.com> Subject: [PATCH v5 1/5] arm: perf: Drop unused functions From: Colton Lewis To: kvm@vger.kernel.org Cc: Oliver Upton , Sean Christopherson , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Will Deacon , Russell King , Catalin Marinas , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Colton Lewis For arm's implementation, perf_instruction_pointer() and perf_misc_flags() are equivalent to the generic versions in include/linux/perf_event.h so arch/arm doesn't need to provide its own versions. Drop them here. Signed-off-by: Colton Lewis Acked-by: Mark Rutland --- arch/arm/include/asm/perf_event.h | 7 ------- arch/arm/kernel/perf_callchain.c | 17 ----------------- 2 files changed, 24 deletions(-) diff --git a/arch/arm/include/asm/perf_event.h b/arch/arm/include/asm/perf_event.h index bdbc1e590891..c08f16f2e243 100644 --- a/arch/arm/include/asm/perf_event.h +++ b/arch/arm/include/asm/perf_event.h @@ -8,13 +8,6 @@ #ifndef __ARM_PERF_EVENT_H__ #define __ARM_PERF_EVENT_H__ -#ifdef CONFIG_PERF_EVENTS -struct pt_regs; -extern unsigned long perf_instruction_pointer(struct pt_regs *regs); -extern unsigned long perf_misc_flags(struct pt_regs *regs); -#define perf_misc_flags(regs) perf_misc_flags(regs) -#endif - #define perf_arch_fetch_caller_regs(regs, __ip) { \ (regs)->ARM_pc = (__ip); \ frame_pointer((regs)) = (unsigned long) __builtin_frame_address(0); \ diff --git a/arch/arm/kernel/perf_callchain.c b/arch/arm/kernel/perf_callchain.c index 1d230ac9d0eb..a2601b1ef318 100644 --- a/arch/arm/kernel/perf_callchain.c +++ b/arch/arm/kernel/perf_callchain.c @@ -96,20 +96,3 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re arm_get_current_stackframe(regs, &fr); walk_stackframe(&fr, callchain_trace, entry); } - -unsigned long perf_instruction_pointer(struct pt_regs *regs) -{ - return instruction_pointer(regs); -} - -unsigned long perf_misc_flags(struct pt_regs *regs) -{ - int misc = 0; - - if (user_mode(regs)) - misc |= PERF_RECORD_MISC_USER; - else - misc |= PERF_RECORD_MISC_KERNEL; - - return misc; -}