From patchwork Fri Jul 23 19:29:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 12396829 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 343F8C432BE for ; Fri, 23 Jul 2021 19:29:58 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0887960E97 for ; Fri, 23 Jul 2021 19:29:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0887960E97 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7D00D6FCFD; Fri, 23 Jul 2021 19:29:52 +0000 (UTC) Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by gabe.freedesktop.org (Postfix) with ESMTPS id D83CE6FCF4 for ; Fri, 23 Jul 2021 19:29:46 +0000 (UTC) Received: by mail-wr1-x42b.google.com with SMTP id y8so3419949wrt.10 for ; Fri, 23 Jul 2021 12:29:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=nmRjqomJwY9MhJTuEQv+zSbFNG0aKRXKpI5J5546BC4=; b=LIKGnYGc0SjW6QH+Bo3HU/PAw+ZG0n1qaC/KtqWpH7s0wvqhcIdB0hMNhPKkAweKe0 4ICEnEfXrqqfSPegrkZBKUvG5cmGUTsC0meXZAyb0ZsYBFI2TkqQvsRyxHP2BXbs3TRj /3me5WhZSmluF6H0NBawzRv5a3wfuyRFMjBbg= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=nmRjqomJwY9MhJTuEQv+zSbFNG0aKRXKpI5J5546BC4=; b=LlegAz35ss2X6lvkKQwMB/S2Jdyumym5bSf2yGzfaXaf4/zywC95L79oKCNvV6Nc7I XsGyo2tIv3qbk2xopFibpaEDw+kgDgronbYHn/2+fJS30L6aT3cxEKAazbxveXOXcQfJ L2z6mkhONUI4RIjw/sUQnEouJa2T0Jcdc2F1UjPY5bh2WoNlcMACkA9JmXWNqxIaYb6c 26ejpqKUWivn1Kvy66EpGp/EeKTgwV9PaZw6e/031GKx7s3/Y68auMbTUrLSVtPvyb9j gWPDSBJLFtAhiwx5GistT2TA6vufeaCGlV5mU5eIMAY7sLO0gzGphomur5yvWOl+r/Hg 5t1Q== X-Gm-Message-State: AOAM530np5k9zGxGkbBHyIxw1pq32b2Ib50ADskraXOTlLgK952zreMT mtVkAQvnX81pSQX8NfkbFB/xyQ== X-Google-Smtp-Source: ABdhPJxFzJM9FjyRwZP8zYXAodnPo9evulp7x2gjRyUtJyiYJQv3vK3TSkynEBou6b22BcdkGwYlQg== X-Received: by 2002:adf:ce8d:: with SMTP id r13mr6957100wrn.304.1627068585586; Fri, 23 Jul 2021 12:29:45 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id s14sm17609870wmc.25.2021.07.23.12.29.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jul 2021 12:29:45 -0700 (PDT) From: Daniel Vetter To: DRI Development Date: Fri, 23 Jul 2021 21:29:32 +0200 Message-Id: <20210723192934.1004427-8-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210723192934.1004427-1-daniel.vetter@ffwll.ch> References: <20210723192934.1004427-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 08/10] drm/i915: move scheduler slabs to direct module init/exit X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Vetter , Intel Graphics Development , Daniel Vetter Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" With the global kmem_cache shrink infrastructure gone there's nothing special and we can convert them over. I'm doing this split up into each patch because there's quite a bit of noise with removing the static global.slab_dependencies|priorities to just a slab_dependencies|priorities. Cc: Jason Ekstrand Signed-off-by: Daniel Vetter Reported-by: kernel test robot Reviewed-by: Jason Ekstrand --- drivers/gpu/drm/i915/i915_globals.c | 2 -- drivers/gpu/drm/i915/i915_globals.h | 2 -- drivers/gpu/drm/i915/i915_pci.c | 2 ++ drivers/gpu/drm/i915/i915_scheduler.c | 39 +++++++++++---------------- drivers/gpu/drm/i915/i915_scheduler.h | 3 +++ 5 files changed, 20 insertions(+), 28 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_globals.c b/drivers/gpu/drm/i915/i915_globals.c index 8fffa8d93bc5..8923589057ab 100644 --- a/drivers/gpu/drm/i915/i915_globals.c +++ b/drivers/gpu/drm/i915/i915_globals.c @@ -8,7 +8,6 @@ #include #include "i915_globals.h" -#include "i915_scheduler.h" #include "i915_vma.h" static LIST_HEAD(globals); @@ -29,7 +28,6 @@ static void __i915_globals_cleanup(void) } static __initconst int (* const initfn[])(void) = { - i915_global_scheduler_init, i915_global_vma_init, }; diff --git a/drivers/gpu/drm/i915/i915_globals.h b/drivers/gpu/drm/i915/i915_globals.h index 9734740708f4..7a57bce1da05 100644 --- a/drivers/gpu/drm/i915/i915_globals.h +++ b/drivers/gpu/drm/i915/i915_globals.h @@ -23,8 +23,6 @@ int i915_globals_init(void); void i915_globals_exit(void); /* constructors */ -int i915_global_request_init(void); -int i915_global_scheduler_init(void); int i915_global_vma_init(void); #endif /* _I915_GLOBALS_H_ */ diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c index bb2bd12fb8c2..a44318519977 100644 --- a/drivers/gpu/drm/i915/i915_pci.c +++ b/drivers/gpu/drm/i915/i915_pci.c @@ -39,6 +39,7 @@ #include "i915_perf.h" #include "i915_globals.h" #include "i915_selftest.h" +#include "i915_scheduler.h" #define PLATFORM(x) .platform = (x) #define GEN(x) \ @@ -1304,6 +1305,7 @@ static const struct { { i915_gem_context_module_init, i915_gem_context_module_exit }, { i915_objects_module_init, i915_objects_module_exit }, { i915_request_module_init, i915_request_module_exit }, + { i915_scheduler_module_init, i915_scheduler_module_exit }, { i915_globals_init, i915_globals_exit }, { i915_mock_selftests, NULL }, { i915_pmu_init, i915_pmu_exit }, diff --git a/drivers/gpu/drm/i915/i915_scheduler.c b/drivers/gpu/drm/i915/i915_scheduler.c index 561c649e59f7..02d90d239ff5 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.c +++ b/drivers/gpu/drm/i915/i915_scheduler.c @@ -7,15 +7,11 @@ #include #include "i915_drv.h" -#include "i915_globals.h" #include "i915_request.h" #include "i915_scheduler.h" -static struct i915_global_scheduler { - struct i915_global base; - struct kmem_cache *slab_dependencies; - struct kmem_cache *slab_priorities; -} global; +struct kmem_cache *slab_dependencies; +struct kmem_cache *slab_priorities; static DEFINE_SPINLOCK(schedule_lock); @@ -93,7 +89,7 @@ i915_sched_lookup_priolist(struct i915_sched_engine *sched_engine, int prio) if (prio == I915_PRIORITY_NORMAL) { p = &sched_engine->default_priolist; } else { - p = kmem_cache_alloc(global.slab_priorities, GFP_ATOMIC); + p = kmem_cache_alloc(slab_priorities, GFP_ATOMIC); /* Convert an allocation failure to a priority bump */ if (unlikely(!p)) { prio = I915_PRIORITY_NORMAL; /* recurses just once */ @@ -122,7 +118,7 @@ i915_sched_lookup_priolist(struct i915_sched_engine *sched_engine, int prio) void __i915_priolist_free(struct i915_priolist *p) { - kmem_cache_free(global.slab_priorities, p); + kmem_cache_free(slab_priorities, p); } struct sched_cache { @@ -313,13 +309,13 @@ void i915_sched_node_reinit(struct i915_sched_node *node) static struct i915_dependency * i915_dependency_alloc(void) { - return kmem_cache_alloc(global.slab_dependencies, GFP_KERNEL); + return kmem_cache_alloc(slab_dependencies, GFP_KERNEL); } static void i915_dependency_free(struct i915_dependency *dep) { - kmem_cache_free(global.slab_dependencies, dep); + kmem_cache_free(slab_dependencies, dep); } bool __i915_sched_node_add_dependency(struct i915_sched_node *node, @@ -475,32 +471,27 @@ i915_sched_engine_create(unsigned int subclass) return sched_engine; } -static void i915_global_scheduler_exit(void) +void i915_scheduler_module_exit(void) { - kmem_cache_destroy(global.slab_dependencies); - kmem_cache_destroy(global.slab_priorities); + kmem_cache_destroy(slab_dependencies); + kmem_cache_destroy(slab_priorities); } -static struct i915_global_scheduler global = { { - .exit = i915_global_scheduler_exit, -} }; - -int __init i915_global_scheduler_init(void) +int __init i915_scheduler_module_init(void) { - global.slab_dependencies = KMEM_CACHE(i915_dependency, + slab_dependencies = KMEM_CACHE(i915_dependency, SLAB_HWCACHE_ALIGN | SLAB_TYPESAFE_BY_RCU); - if (!global.slab_dependencies) + if (!slab_dependencies) return -ENOMEM; - global.slab_priorities = KMEM_CACHE(i915_priolist, 0); - if (!global.slab_priorities) + slab_priorities = KMEM_CACHE(i915_priolist, 0); + if (!slab_priorities) goto err_priorities; - i915_global_register(&global.base); return 0; err_priorities: - kmem_cache_destroy(global.slab_priorities); + kmem_cache_destroy(slab_priorities); return -ENOMEM; } diff --git a/drivers/gpu/drm/i915/i915_scheduler.h b/drivers/gpu/drm/i915/i915_scheduler.h index 650ab8e0db9f..0a4f61fd0be0 100644 --- a/drivers/gpu/drm/i915/i915_scheduler.h +++ b/drivers/gpu/drm/i915/i915_scheduler.h @@ -98,4 +98,7 @@ void i915_request_show_with_schedule(struct drm_printer *m, const char *prefix, int indent); +void i915_scheduler_module_exit(void); +int i915_scheduler_module_init(void); + #endif /* _I915_SCHEDULER_H_ */