From mboxrd@z Thu Jan 1 00:00:00 1970 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=-12.5 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,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 CE82FC388F7 for ; Tue, 10 Nov 2020 22:20:34 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 54C7F20781 for ; Tue, 10 Nov 2020 22:20:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="B6QwfVBA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 54C7F20781 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id DADEA6B006C; Tue, 10 Nov 2020 17:20:33 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id D84B36B006E; Tue, 10 Nov 2020 17:20:33 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id C25216B0070; Tue, 10 Nov 2020 17:20:33 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0030.hostedemail.com [216.40.44.30]) by kanga.kvack.org (Postfix) with ESMTP id 96FD16B006C for ; Tue, 10 Nov 2020 17:20:33 -0500 (EST) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 44B0C1EE6 for ; Tue, 10 Nov 2020 22:20:33 +0000 (UTC) X-FDA: 77469928746.14.stew34_060aae2272f8 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin14.hostedemail.com (Postfix) with ESMTP id 26DAB18229835 for ; Tue, 10 Nov 2020 22:20:33 +0000 (UTC) X-HE-Tag: stew34_060aae2272f8 X-Filterd-Recvd-Size: 5785 Received: from mail-wm1-f73.google.com (mail-wm1-f73.google.com [209.85.128.73]) by imf30.hostedemail.com (Postfix) with ESMTP for ; Tue, 10 Nov 2020 22:20:32 +0000 (UTC) Received: by mail-wm1-f73.google.com with SMTP id 3so1858608wms.9 for ; Tue, 10 Nov 2020 14:20:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=SMV12gvgXWyti1wWozncOBF2sC/NzCwG5tM1W9vYuH4=; b=B6QwfVBAz7pkQ6yN3GQqARn2ii4rZdYmih8xg6h0+kbT6exEYUg4pd4Iohk94eyM1c mfyXHR7Pxl38SAXC+UEdfwWOGQNZDQyHqw0WxKX+1aldC5Nh33y9y1wUbwjCW1D0yajz 82APgf+BpR2WC3RpKvYiDkV8kFzJxpoXE7CFk42ZB+MpjTlBxJm0XvKG7IxF4CW0/YAU G5dkj7NUrzW4l90Z8ZrgBn308BRtQCP8KJTgZyqtc9ySrVSwXbVeMNlFKR3/b04gGUiT bClkE+hnLWgDfQGY229UlKDA4DC0pu/Iq0yDc0SmjQZcRbEmjzC5MnBcn/JR/TO1dWNI M5UA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=SMV12gvgXWyti1wWozncOBF2sC/NzCwG5tM1W9vYuH4=; b=j9QFaNFhH+ZwHkDKBvPFhpR8xkeYHrxd9LvQF1f0wpxgKPZXjMuOKkmf3B0RCU3Zoa YDlD5TDusg5RIhKLvyZjB+Jh+tXMG8kyYDdYUjjwcAKpkk0v4wccqlBin8UayO1n+Os6 aOZ8+Ak2G0EUN4tDQ15MS/ce8F8w4zF5sBexIdkmg5Asl09BEuUWhcrnWcPB0SsHVZRN sHKpAhobX96Iap+bIRQ18kdNZNkb7fLn3I0J06o5lD64ofFXEkBRduAFpEic/UaEreFV juGpuAOe5k2JCoTzKj+CRwYtvPbfxabw5GCicTT2spQYspJlwRS9zVYDF6gaawnl9coE LELg== X-Gm-Message-State: AOAM531Wqcg4PkrK0zf2PpPIn1vK36Mg6zwuXAvL4VonjJhqUF2N9gRv lXzFx01of1wtprOWtgXmSl3ouGFFiBt29kjF X-Google-Smtp-Source: ABdhPJxOgxlfhZQUpHjQ0Geh6GQq8dMdva8blwAYkX9VCtBB6RV5i3/j12u3n9DxhI2tM3WRQFA2yXCA2IHyyaf/ X-Received: from andreyknvl3.muc.corp.google.com ([2a00:79e0:15:13:7220:84ff:fe09:7e9d]) (user=andreyknvl job=sendgmr) by 2002:a1c:5f45:: with SMTP id t66mr315013wmb.20.1605046831528; Tue, 10 Nov 2020 14:20:31 -0800 (PST) Date: Tue, 10 Nov 2020 23:20:05 +0100 In-Reply-To: Message-Id: Mime-Version: 1.0 References: X-Mailer: git-send-email 2.29.2.222.g5d2a92d10f8-goog Subject: [PATCH v2 01/20] kasan: simplify quarantine_put call site From: Andrey Konovalov To: Dmitry Vyukov , Alexander Potapenko , Marco Elver Cc: Catalin Marinas , Will Deacon , Vincenzo Frascino , Evgenii Stepanov , Andrey Ryabinin , Branislav Rankov , Kevin Brodsky , Andrew Morton , kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Move get_free_info() call into quarantine_put() to simplify the call site. No functional changes. Signed-off-by: Andrey Konovalov Reviewed-by: Dmitry Vyukov Link: https://linux-review.googlesource.com/id/Iab0f04e7ebf8d83247024b7190c67c3c34c7940f --- mm/kasan/common.c | 2 +- mm/kasan/kasan.h | 5 ++--- mm/kasan/quarantine.c | 3 ++- 3 files changed, 5 insertions(+), 5 deletions(-) diff --git a/mm/kasan/common.c b/mm/kasan/common.c index 2bb0ef6da6bd..5712c66c11c1 100644 --- a/mm/kasan/common.c +++ b/mm/kasan/common.c @@ -308,7 +308,7 @@ static bool __kasan_slab_free(struct kmem_cache *cache, void *object, kasan_set_free_info(cache, object, tag); - quarantine_put(get_free_info(cache, object), cache); + quarantine_put(cache, object); return IS_ENABLED(CONFIG_KASAN_GENERIC); } diff --git a/mm/kasan/kasan.h b/mm/kasan/kasan.h index 21fe75c66f26..c2c40ec1544d 100644 --- a/mm/kasan/kasan.h +++ b/mm/kasan/kasan.h @@ -214,12 +214,11 @@ struct kasan_track *kasan_get_free_track(struct kmem_cache *cache, #if defined(CONFIG_KASAN_GENERIC) && \ (defined(CONFIG_SLAB) || defined(CONFIG_SLUB)) -void quarantine_put(struct kasan_free_meta *info, struct kmem_cache *cache); +void quarantine_put(struct kmem_cache *cache, void *object); void quarantine_reduce(void); void quarantine_remove_cache(struct kmem_cache *cache); #else -static inline void quarantine_put(struct kasan_free_meta *info, - struct kmem_cache *cache) { } +static inline void quarantine_put(struct kmem_cache *cache, void *object) { } static inline void quarantine_reduce(void) { } static inline void quarantine_remove_cache(struct kmem_cache *cache) { } #endif diff --git a/mm/kasan/quarantine.c b/mm/kasan/quarantine.c index 580ff5610fc1..a0792f0d6d0f 100644 --- a/mm/kasan/quarantine.c +++ b/mm/kasan/quarantine.c @@ -161,11 +161,12 @@ static void qlist_free_all(struct qlist_head *q, struct kmem_cache *cache) qlist_init(q); } -void quarantine_put(struct kasan_free_meta *info, struct kmem_cache *cache) +void quarantine_put(struct kmem_cache *cache, void *object) { unsigned long flags; struct qlist_head *q; struct qlist_head temp = QLIST_INIT; + struct kasan_free_meta *info = get_free_info(cache, object); /* * Note: irq must be disabled until after we move the batch to the -- 2.29.2.222.g5d2a92d10f8-goog