From patchwork Tue Mar 4 05:02:56 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ian Rogers X-Patchwork-Id: 13999924 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F2405C282C6 for ; Tue, 4 Mar 2025 05:09:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Type:To:From:Subject :References:Mime-Version:Message-Id:In-Reply-To:Date:Reply-To:Cc: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=RooX/a1L/gN+cCpm6Vaaaao4SOz80PE9RgB3MUQjLDM=; b=tKbjHqeaW7qS7YfitQFGc7r8HK vEUzq58EHkeiwvY08zDBcXnZUiYoSX6QKq6MJZf3JxrjemjXY9X6o99b3xdr9jx98wyYA3vcZ0ktL Hc69pzgLO0AysAUxgvEmpvE4B6PMBreGsU4k/H4+q1z5PaI01CJHsRYwDym0OqR0cpVbyY4MMAFlL htLEPtMyFv4dGcH85jBmGLjy725CIuC4In5k0Yy1WWts359eB1eo0cDsL/SK+1ynqSRLr4ma1PkmB OqmRSVZtNmtavFswVxQlWsRnG7bZKkR5QExVhyApKzjec7pRQMQK3A1mJe77FxUT6+JCWmwU6Sr0x h/bV/ibQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tpKWm-000000035Wp-29MI; Tue, 04 Mar 2025 05:09:12 +0000 Received: from mail-yw1-x114a.google.com ([2607:f8b0:4864:20::114a]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tpKS9-000000034YD-2W3O for linux-arm-kernel@lists.infradead.org; Tue, 04 Mar 2025 05:04:26 +0000 Received: by mail-yw1-x114a.google.com with SMTP id 00721157ae682-6f2793679ebso62796737b3.0 for ; Mon, 03 Mar 2025 21:04:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1741064664; x=1741669464; darn=lists.infradead.org; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=RooX/a1L/gN+cCpm6Vaaaao4SOz80PE9RgB3MUQjLDM=; b=Jr019VoZRxy7d00jDDEN1vPLgzw8f5yo9FoIwqEFgbZopFQ2LEh5ZSAibidWCRfi9i nuIzLqpFKVz0EV+E+9Fu4EoDizozfeWrscVLkPi2yTj0ARZDGPV21TzPkvTGpkvR7IL8 vHYaRZJX6Y3ohxVUi7VmeRf7Cvq2B5pwKXwWu9rGe4k5PWmZke3//91YTHMgUA0oB51H 1Koj6otN6qw6f6k8tyrBKwMT0iDsTtm7scRocKpeZMBXUTbYDEOj+1ydGD79G2WWxWlK 0aRRZ7pacDdalaIaxUKtlrwIwShNK+GBUUSe6OGbiLHhJmsKzqLYGCEjsWikOoy7oV2F w//w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1741064664; x=1741669464; h=to:from:subject:references:mime-version:message-id:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=RooX/a1L/gN+cCpm6Vaaaao4SOz80PE9RgB3MUQjLDM=; b=u2OMflBCVx3YsDrnxJqC3Z9sdwMrB7f7BNtoyh/iRfnoZfDs1Jq376PviIp9MGrXGW mtzqqeNyjNjd8pI/AO9r5BdEMnJiHPkWlAvyY1L91RgicYASasl+JBk2+e5C7U1vlH3A pcgFgzmxzjeuVmx1gJFzq24QtFRb6R0AM/1SxyJvKcoHdcM/hXsoWV5Yt4rvDlM0CiCS gG1K/hmWWsizSznAJaDPUULYKi8IIqz39igHRtAnhPDwjRlIxx58/kIXH7Qn8frq0PiM NJZvx/YdHYY/z2rNNPKbblrYzrxWuuKaUfiF1yY8kO7CHp9FfxRiJ4+ELwLUZNt2EnNf ty9Q== X-Forwarded-Encrypted: i=1; AJvYcCWBClvFgsqD4d+AfZbRgAT9us5huCam3YudLOGo5zX8ZW6OxDemutbODXdS2nqjZwCO4J1RkUaA5N7OSR4UWzoY@lists.infradead.org X-Gm-Message-State: AOJu0YwlJWoTNtqS6fVIlcDXo+kkxll+6+vIgtCCe9pTRweUdBlkyunZ mVevBArhtT+SMavpeDyM0zpkfQ9Z2g9oyfBJEcKx+JuD4+JZs25boQRsTIimPRY35znu4FnXXc+ KVbm7LQ== X-Google-Smtp-Source: AGHT+IG3yNBru/BEal+JHj6gpTw7WWV7bMPlNKRyQ75L1lFhUhgIq9tcGynnWiw/AZRUqqBDOAjsD1m6WuHZ X-Received: from irogers.svl.corp.google.com ([2620:15c:2c5:11:8af9:d1f7:bca9:da2]) (user=irogers job=sendgmr) by 2002:a05:690c:4248:b0:6fd:359a:8fc3 with SMTP id 00721157ae682-6fd4a0d2f2cmr9335197b3.4.1741064664475; Mon, 03 Mar 2025 21:04:24 -0800 (PST) Date: Mon, 3 Mar 2025 21:02:56 -0800 In-Reply-To: <20250304050305.901167-1-irogers@google.com> Message-Id: <20250304050305.901167-3-irogers@google.com> Mime-Version: 1.0 References: <20250304050305.901167-1-irogers@google.com> X-Mailer: git-send-email 2.48.1.711.g2feabab25a-goog Subject: [PATCH v4 02/11] perf dso: kernel-doc for enum dso_binary_type From: Ian Rogers To: Ian Rogers , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , Kan Liang , John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , guoren , Paul Walmsley , Palmer Dabbelt , Albert Ou , Charlie Jenkins , Bibo Mao , Huacai Chen , Catalin Marinas , Jiri Slaby , " =?utf-8?b?QmrDtnJuIFTDtnBlbA==?= " , Howard Chu , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, "linux-csky@vger.kernel.org" , linux-riscv@lists.infradead.org, Arnd Bergmann X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250303_210425_636433_45BD70EF X-CRM114-Status: GOOD ( 13.77 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org There are many and non-obvious meanings to the dso_binary_type enum values. Add kernel-doc to speed interpretting their meanings. Signed-off-by: Ian Rogers --- tools/perf/util/dso.h | 53 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) diff --git a/tools/perf/util/dso.h b/tools/perf/util/dso.h index dfd763a0bd9d..f3ca2a5e7670 100644 --- a/tools/perf/util/dso.h +++ b/tools/perf/util/dso.h @@ -20,30 +20,83 @@ struct perf_env; #define DSO__NAME_KALLSYMS "[kernel.kallsyms]" #define DSO__NAME_KCORE "[kernel.kcore]" +/** + * enum dso_binary_type - The kind of DSO generally associated with a memory + * region (struct map). + */ enum dso_binary_type { + /** @DSO_BINARY_TYPE__KALLSYMS: Symbols from /proc/kallsyms file. */ DSO_BINARY_TYPE__KALLSYMS = 0, + /** @DSO_BINARY_TYPE__GUEST_KALLSYMS: Guest /proc/kallsyms file. */ DSO_BINARY_TYPE__GUEST_KALLSYMS, + /** @DSO_BINARY_TYPE__VMLINUX: Path to guest kernel /boot/vmlinux file. */ DSO_BINARY_TYPE__VMLINUX, + /** @DSO_BINARY_TYPE__GUEST_VMLINUX: Path to kernel /boot/vmlinux file. */ DSO_BINARY_TYPE__GUEST_VMLINUX, + /** @DSO_BINARY_TYPE__JAVA_JIT: Symbols from /tmp/perf.map file. */ DSO_BINARY_TYPE__JAVA_JIT, + /** + * @DSO_BINARY_TYPE__DEBUGLINK: Debug file readable from the file path + * in the .gnu_debuglink ELF section of the dso. + */ DSO_BINARY_TYPE__DEBUGLINK, + /** + * @DSO_BINARY_TYPE__BUILD_ID_CACHE: File named after buildid located in + * the buildid cache with an elf filename. + */ DSO_BINARY_TYPE__BUILD_ID_CACHE, + /** + * @DSO_BINARY_TYPE__BUILD_ID_CACHE_DEBUGINFO: File named after buildid + * located in the buildid cache with a debug filename. + */ DSO_BINARY_TYPE__BUILD_ID_CACHE_DEBUGINFO, + /** + * @DSO_BINARY_TYPE__FEDORA_DEBUGINFO: Debug file in /usr/lib/debug + * with .debug suffix. + */ DSO_BINARY_TYPE__FEDORA_DEBUGINFO, + /** @DSO_BINARY_TYPE__UBUNTU_DEBUGINFO: Debug file in /usr/lib/debug. */ DSO_BINARY_TYPE__UBUNTU_DEBUGINFO, + /** + * @DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO: dso__long_name debuginfo + * file in /usr/lib/debug/lib rather than the expected + * /usr/lib/debug/usr/lib. + */ DSO_BINARY_TYPE__MIXEDUP_UBUNTU_DEBUGINFO, + /** + * @DSO_BINARY_TYPE__BUILDID_DEBUGINFO: File named after buildid located + * in /usr/lib/debug/.build-id/. + */ DSO_BINARY_TYPE__BUILDID_DEBUGINFO, + /** @DSO_BINARY_TYPE__SYSTEM_PATH_DSO: A regular executable/shared-object file. */ DSO_BINARY_TYPE__SYSTEM_PATH_DSO, + /** @DSO_BINARY_TYPE__GUEST_KMODULE: Guest kernel module .ko file. */ DSO_BINARY_TYPE__GUEST_KMODULE, + /** @DSO_BINARY_TYPE__GUEST_KMODULE_COMP: Guest kernel module .ko.gz file. */ DSO_BINARY_TYPE__GUEST_KMODULE_COMP, + /** @DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE: Kernel module .ko file. */ DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE, + /** @DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE_COMP: Kernel module .ko.gz file. */ DSO_BINARY_TYPE__SYSTEM_PATH_KMODULE_COMP, + /** @DSO_BINARY_TYPE__KCORE: /proc/kcore file. */ DSO_BINARY_TYPE__KCORE, + /** @DSO_BINARY_TYPE__GUEST_KCORE: Guest /proc/kcore file. */ DSO_BINARY_TYPE__GUEST_KCORE, + /** + * @DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO: Openembedded/Yocto -dbg + * package debug info. + */ DSO_BINARY_TYPE__OPENEMBEDDED_DEBUGINFO, + /** @DSO_BINARY_TYPE__BPF_PROG_INFO: jitted BPF code. */ DSO_BINARY_TYPE__BPF_PROG_INFO, + /** @DSO_BINARY_TYPE__BPF_IMAGE: jitted BPF trampoline or dispatcher code. */ DSO_BINARY_TYPE__BPF_IMAGE, + /** + * @DSO_BINARY_TYPE__OOL: out of line code such as kprobe-replaced + * instructions or optimized kprobes or ftrace trampolines. + */ DSO_BINARY_TYPE__OOL, + /** @DSO_BINARY_TYPE__NOT_FOUND: Unknown DSO kind. */ DSO_BINARY_TYPE__NOT_FOUND, };