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Wed, 25 Feb 2026 03:15:00 -0500 X-MC-Unique: dIDhZlzRPtCltfWDvHZypQ-1 X-Mimecast-MFC-AGG-ID: dIDhZlzRPtCltfWDvHZypQ_1772007298 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-06.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id A1EFF180025C; Wed, 25 Feb 2026 08:14:57 +0000 (UTC) Received: from MiWiFi-R3L-srv.redhat.com (unknown [10.72.112.55]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 6EC9E1800465; Wed, 25 Feb 2026 08:14:49 +0000 (UTC) From: Baoquan He To: kasan-dev@googlegroups.com Cc: linux-mm@kvack.org, andreyknvl@gmail.com, ryabinin.a.a@gmail.com, glider@google.com, dvyukov@google.com, linux-kernel@vger.kernel.org, linux-um@lists.infradead.org, linux-arm-kernel@lists.infradead.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, x86@kernel.org, chris@zankel.net, jcmvbkbc@gmail.com, linux-s390@vger.kernel.org, hca@linux.ibm.com, Baoquan He Subject: [PATCH v5 02/15] mm/kasan: rename 'kasan_arg' to 'kasan_arg_disabled' Date: Wed, 25 Feb 2026 16:13:59 +0800 Message-ID: <20260225081412.76502-3-bhe@redhat.com> In-Reply-To: <20260225081412.76502-1-bhe@redhat.com> References: <20260225081412.76502-1-bhe@redhat.com> X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Mimecast-MFC-PROC-ID: vn-fJG9W5zcSjceSOiCyijibwZ6_cv7oCLsGhBsCKTg_1772007298 X-Mimecast-Originator: redhat.com Content-type: text/plain Content-Transfer-Encoding: 8bit And change it to be a bool variable. This is prepared for later usage. Signed-off-by: Baoquan He --- mm/kasan/hw_tags.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/mm/kasan/hw_tags.c b/mm/kasan/hw_tags.c index cbef5e450954..26a69f0d822c 100644 --- a/mm/kasan/hw_tags.c +++ b/mm/kasan/hw_tags.c @@ -22,12 +22,6 @@ #include "kasan.h" -enum kasan_arg { - KASAN_ARG_DEFAULT, - KASAN_ARG_OFF, - KASAN_ARG_ON, -}; - enum kasan_arg_mode { KASAN_ARG_MODE_DEFAULT, KASAN_ARG_MODE_SYNC, @@ -41,7 +35,7 @@ enum kasan_arg_vmalloc { KASAN_ARG_VMALLOC_ON, }; -static enum kasan_arg kasan_arg __ro_after_init; +bool kasan_arg_disabled __ro_after_init; static enum kasan_arg_mode kasan_arg_mode __ro_after_init; static enum kasan_arg_vmalloc kasan_arg_vmalloc __initdata; @@ -88,9 +82,9 @@ static int __init early_kasan_flag(char *arg) return -EINVAL; if (!strcmp(arg, "off")) - kasan_arg = KASAN_ARG_OFF; + kasan_arg_disabled = true; else if (!strcmp(arg, "on")) - kasan_arg = KASAN_ARG_ON; + kasan_arg_disabled = false; else return -EINVAL; @@ -222,7 +216,7 @@ void kasan_init_hw_tags_cpu(void) * When this function is called, kasan_flag_enabled is not yet * set by kasan_init_hw_tags(). Thus, check kasan_arg instead. */ - if (kasan_arg == KASAN_ARG_OFF) + if (kasan_arg_disabled) return; /* @@ -240,7 +234,7 @@ void __init kasan_init_hw_tags(void) return; /* If KASAN is disabled via command line, don't initialize it. */ - if (kasan_arg == KASAN_ARG_OFF) + if (kasan_arg_disabled) return; switch (kasan_arg_mode) { -- 2.52.0