From patchwork Wed Mar 27 23:28:32 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Hemminger X-Patchwork-Id: 138945 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 95C6A43D5B; Thu, 28 Mar 2024 00:31:10 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5A92F42D76; Thu, 28 Mar 2024 00:30:27 +0100 (CET) Received: from mail-pg1-f172.google.com (mail-pg1-f172.google.com [209.85.215.172]) by mails.dpdk.org (Postfix) with ESMTP id C7D2042686 for ; Thu, 28 Mar 2024 00:30:19 +0100 (CET) Received: by mail-pg1-f172.google.com with SMTP id 41be03b00d2f7-5e42b4bbfa4so183542a12.1 for ; Wed, 27 Mar 2024 16:30:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1711582219; x=1712187019; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=lymWiavwrFvAchUcPNDs8TtaMkMHgQ+bVt4jwb/wnmA=; b=fmQrt9LU9Db1xWuhmnC/YkhvZNBb+t47cbesJccIqr2naVuJ5JERsFfkgLqvu5G3DU 0SWm9bjcm17qZGEms+JSFegz2s4eBc1wrt3+lUfmhNygTaQjkpelv4trTIB4Id6dgX26 qnQRuVLhpz0VMmQEGjfhHvINbmcQPEIck4LpCSVN4Y/f8ao1ygJ8fTtPYdhb7OEaGPyh e34wYSdpiDUd+/lOXhj135JQGlVv/DDJUvBZaM0NgkdQ0YyeCE1tb0naOXaqdqIt2JZh SFmBWlZHlD4FsGdmEbdLzILb04HD3vUoicbJ3Xigy2PPwc787D8ZASzlaU6msOIdllcL Q5lg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1711582219; x=1712187019; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=lymWiavwrFvAchUcPNDs8TtaMkMHgQ+bVt4jwb/wnmA=; b=DyG/Es3WgWQkXCimd12dutMLLCD8lNdhu9fZ4kAqc7sZXYZZ+Vw4hz4Oe2z/DD3gy5 5pOA+QYLmiepN3VBVfW/Sj7WbTOWBcz6PyAH0Ex2ppXIkVaYOTluMTZqCZAntScKNPXf edxVJzw7ZX9Cj8csrBoMSpR9NmBxAKunuCdiYzQ8dTSvKJuBSEdhtkrP6pIjeKaDoa12 PU3+VDomtiF8QLf5HvuUwatr6zqZ+wB1Wu4jD1mlTQZL0Mpz96Aws/IZOKyHQD+AhCYM iPbhuEshlAyNgIyVxrD4ClRbh0R3VSw9dn6qpuCEFEchJkRts6RAI1P5voW986Dit/X3 CRYA== X-Gm-Message-State: AOJu0Yw1f0+xBR6PIj5DwiC747lZoA0YG/P6J+FG7FPAV7X6F/BA0av6 7FHVLymXKpNjD71Ur0HuFzinCw4zLg8rr/7Oc2C5H0lLDsZBL1zeat8ZEAH3p/9aClB7knd0m1K F X-Google-Smtp-Source: AGHT+IG0T1v0An+37m8v5DC/NEcu2QOa3NP2w/zck2LjJ7/unOs/P+GsRLbmIiKoSFG7Yx/IHrZGoA== X-Received: by 2002:a05:6a20:96cc:b0:1a3:703c:c7d5 with SMTP id hq12-20020a056a2096cc00b001a3703cc7d5mr1400931pzc.34.1711582218990; Wed, 27 Mar 2024 16:30:18 -0700 (PDT) Received: from hermes.local (204-195-123-203.wavecable.com. [204.195.123.203]) by smtp.gmail.com with ESMTPSA id n15-20020a170902e54f00b001e0fdc6e4ebsm80772plf.175.2024.03.27.16.30.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Mar 2024 16:30:18 -0700 (PDT) From: Stephen Hemminger To: dev@dpdk.org Cc: Stephen Hemminger , Bruce Richardson , Dmitry Kozlyuk , Tyler Retzlaff , Pallavi Kadam Subject: [PATCH v17 09/15] eal: initialize log before everything else Date: Wed, 27 Mar 2024 16:28:32 -0700 Message-ID: <20240327233001.83505-10-stephen@networkplumber.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240327233001.83505-1-stephen@networkplumber.org> References: <20200814173441.23086-1-stephen@networkplumber.org> <20240327233001.83505-1-stephen@networkplumber.org> MIME-Version: 1.0 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org In order for all log messages (including CPU mismatch) to come out through the logging library, it must be initialized as early in rte_eal_init() as possible on all platforms. Where it was done before was likely historical based on the support of non-OS isolated CPU's which required a shared memory buffer; that support was dropped before DPDK was publicly released. Signed-off-by: Stephen Hemminger --- lib/eal/freebsd/eal.c | 12 +++++++++--- lib/eal/linux/eal.c | 19 +++++++++---------- lib/eal/windows/eal.c | 8 ++++++-- lib/log/log_freebsd.c | 3 +-- lib/log/log_internal.h | 2 +- lib/log/log_linux.c | 14 ++++++-------- lib/log/log_windows.c | 4 +--- 7 files changed, 33 insertions(+), 29 deletions(-) diff --git a/lib/eal/freebsd/eal.c b/lib/eal/freebsd/eal.c index 6552f9c138..55ff27a4da 100644 --- a/lib/eal/freebsd/eal.c +++ b/lib/eal/freebsd/eal.c @@ -52,6 +52,7 @@ #include "eal_options.h" #include "eal_memcfg.h" #include "eal_trace.h" +#include "log_internal.h" #define MEMSIZE_IF_NO_HUGE_PAGE (64ULL * 1024ULL * 1024ULL) @@ -546,6 +547,14 @@ rte_eal_init(int argc, char **argv) bool has_phys_addr; enum rte_iova_mode iova_mode; + /* setup log as early as possible */ + if (eal_log_level_parse(argc, argv) < 0) { + rte_eal_init_alert("invalid log arguments."); + rte_errno = EINVAL; + return -1; + } + eal_log_init(getprogname()); + /* checks if the machine is adequate */ if (!rte_cpu_is_supported()) { rte_eal_init_alert("unsupported cpu type."); @@ -565,9 +574,6 @@ rte_eal_init(int argc, char **argv) /* clone argv to report out later in telemetry */ eal_save_args(argc, argv); - /* set log level as early as possible */ - eal_log_level_parse(argc, argv); - if (rte_eal_cpu_init() < 0) { rte_eal_init_alert("Cannot detect lcores."); rte_errno = ENOTSUP; diff --git a/lib/eal/linux/eal.c b/lib/eal/linux/eal.c index 3d0c34063e..b9a0fb1742 100644 --- a/lib/eal/linux/eal.c +++ b/lib/eal/linux/eal.c @@ -936,6 +936,15 @@ rte_eal_init(int argc, char **argv) struct internal_config *internal_conf = eal_get_internal_configuration(); + /* setup log as early as possible */ + if (eal_log_level_parse(argc, argv) < 0) { + rte_eal_init_alert("invalid log arguments."); + rte_errno = EINVAL; + return -1; + } + + eal_log_init(program_invocation_short_name); + /* checks if the machine is adequate */ if (!rte_cpu_is_supported()) { rte_eal_init_alert("unsupported cpu type."); @@ -952,9 +961,6 @@ rte_eal_init(int argc, char **argv) eal_reset_internal_config(internal_conf); - /* set log level as early as possible */ - eal_log_level_parse(argc, argv); - /* clone argv to report out later in telemetry */ eal_save_args(argc, argv); @@ -1106,13 +1112,6 @@ rte_eal_init(int argc, char **argv) #endif } - if (eal_log_init(program_invocation_short_name) < 0) { - rte_eal_init_alert("Cannot init logging."); - rte_errno = ENOMEM; - rte_atomic_store_explicit(&run_once, 0, rte_memory_order_relaxed); - return -1; - } - #ifdef VFIO_PRESENT if (rte_eal_vfio_setup() < 0) { rte_eal_init_alert("Cannot init VFIO"); diff --git a/lib/eal/windows/eal.c b/lib/eal/windows/eal.c index 14e498a643..e59aba954e 100644 --- a/lib/eal/windows/eal.c +++ b/lib/eal/windows/eal.c @@ -250,9 +250,13 @@ rte_eal_init(int argc, char **argv) char cpuset[RTE_CPU_AFFINITY_STR_LEN]; char thread_name[RTE_THREAD_NAME_SIZE]; - eal_log_init(NULL); + if (eal_log_level_parse(argc, argv) < 0) { + rte_eal_init_alert("invalid log arguments."); + rte_errno = EINVAL; + return -1; + } - eal_log_level_parse(argc, argv); + eal_log_init(NULL); if (eal_create_cpu_map() < 0) { rte_eal_init_alert("Cannot discover CPU and NUMA."); diff --git a/lib/log/log_freebsd.c b/lib/log/log_freebsd.c index 953e371bee..33a0925c43 100644 --- a/lib/log/log_freebsd.c +++ b/lib/log/log_freebsd.c @@ -5,8 +5,7 @@ #include #include "log_internal.h" -int +void eal_log_init(__rte_unused const char *id) { - return 0; } diff --git a/lib/log/log_internal.h b/lib/log/log_internal.h index cb15cdff08..d5fabd7ef7 100644 --- a/lib/log/log_internal.h +++ b/lib/log/log_internal.h @@ -14,7 +14,7 @@ * Initialize the default log stream. */ __rte_internal -int eal_log_init(const char *id); +void eal_log_init(const char *id); /* * Determine where log data is written when no call to rte_openlog_stream. diff --git a/lib/log/log_linux.c b/lib/log/log_linux.c index 47aa074da2..6d7dc8f3ab 100644 --- a/lib/log/log_linux.c +++ b/lib/log/log_linux.c @@ -87,18 +87,16 @@ static cookie_io_functions_t console_log_func = { * set the log to default function, called during eal init process, * once memzones are available. */ -int +void eal_log_init(const char *id) { FILE *log_stream; - log_stream = fopencookie(NULL, "w+", console_log_func); - if (log_stream == NULL) - return -1; - openlog(id, LOG_NDELAY | LOG_PID, log_facility); - eal_log_set_default(log_stream); - - return 0; + log_stream = fopencookie(NULL, "w+", console_log_func); + if (log_stream != NULL) + eal_log_set_default(log_stream); + else + eal_log_set_default(stderr); } diff --git a/lib/log/log_windows.c b/lib/log/log_windows.c index a3a756351d..d7c30e4cfa 100644 --- a/lib/log/log_windows.c +++ b/lib/log/log_windows.c @@ -13,12 +13,10 @@ eal_log_syslog(const char *name __rte_unused) } /* set the log to default function, called during eal init process. */ -int +void eal_log_init(__rte_unused const char *id) { rte_openlog_stream(stderr); eal_log_set_default(stderr); - - return 0; }