From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f202.google.com (mail-pf1-f202.google.com [209.85.210.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CF77B32BF52 for ; Sun, 14 Jun 2026 23:37:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781480251; cv=none; b=poXiU4p9sf1X5x40bZQeKOdLSdQk6SfJxwL0CuljaeHMR37NqE8yd7UyeEQTZF2p8rz3VOREeSAjoOYtdNE74/oJvt1+o0q4GrEzbh40UI1Ebmq7RjlgBq6ohX26qZbvT78hxk/dF1V4RhG3kgtnRI9YLEypgeFetGaJZyV9Ud0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1781480251; c=relaxed/simple; bh=rijJshmhRkUuGJX/PuLbP58lfGONTYgSuFkgzyR8VOM=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=qNlL2C7DbRu/0LrQZDu5UZZ2j9U9GUle02W5eedevl89tl0/J1yphtGRjjgC7i2+Gynb7KU9X1rlexcKx2Rycqu6OHMMXf79UHk8DL2+2+ke+Iufz8o579Zi/uEM5vtdn0ghQdiK7GiWurei9/ySd7fOVfIL4yjBIpJWEZWa1Cg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--skhawaja.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=vinxiGQb; arc=none smtp.client-ip=209.85.210.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--skhawaja.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="vinxiGQb" Received: by mail-pf1-f202.google.com with SMTP id d2e1a72fcca58-8423f544944so1905120b3a.3 for ; Sun, 14 Jun 2026 16:37:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1781480250; x=1782085050; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=7RkuCI/+eMWHNcnY4Dw129KdkmM25H7NmHu46vX7x6U=; b=vinxiGQbdgkqnMhbenbHeHO/u56MjAv8xiD5qBHYYSWNK6JsN/AzNOOCaYBzm2vCGU U3jWra2M46ojchsdSPaC9ZNFdDTXUTJ2K3BtjYEONwmJFpk8iju8gu26u/FmfXls7HKV uKHYqxI8aa8xvRMK1i0r2RvPw08T61XsVOwAUN2GiqT54ngWPIQxHc3+lg+bjEzAaWrD dLMCQd3ho7knbDjkxNNr+GuZwtYYpi8l6jXtBNSPOjPk7oIdAphYEaApcZttgWCF6jUL t+qveoL2dzlYyhEctDFUjJ2ZLuxNKDheCmwUx/7yOP6r4jrenxXBGfH8S6DQWzEC9Zco TGVg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781480250; x=1782085050; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=7RkuCI/+eMWHNcnY4Dw129KdkmM25H7NmHu46vX7x6U=; b=D6A/8ht5UH7AWpjVx8E4hmpGtsm9Fwd7oc7WBTxt8L64bjLM3TVqqFSkwWB+Bl58Fj eFkKkL2cK1si3RZPAmIXEhIYC10iA9sSfWjiGpIxlioh7Q+36mobCJAh9f+9eR8dKQAq h2dduWgjHBXg3/28xZkGuL+J2IKBRLe2pD/p30fQWsI7deicSN5pKbmeY/HZ/rcaGHXe muqiQH1RuZPPs1e6KeOpR65cxUPm1hpCNirkslX20G2j8N1/LcpCp6Oyu/InY3YXaXcF IL5Swlf/0l1Ue/nNIPxwxMX5Cv/Yr41+OJyHmuSFL+dD2bQPRIwWMlplJySWOV/cUfTF 3wRw== X-Forwarded-Encrypted: i=1; AFNElJ/zrXGz2rhRKQ7VYiwNS7/4KLGTrbDIAUzF0bqCHS9alLJiiO7HL9yMfDrbgRNQ/9NaSphAEjIyFWIfLtM=@vger.kernel.org X-Gm-Message-State: AOJu0YyHQLIW5/ekUPnP9ADE+YzWFaC6s/9GUZrsheDH4Xtvyfu9UT+f 4h1b8dV5mfPuq+5qw0W/MnngxSFjv9A93npvz/O2ru40FNlB8S7LwRWf6jES2zGkbNF6C9cXl74 stR3z5J2sARg+KA== X-Received: from pgmk4.prod.google.com ([2002:a63:5a44:0:b0:c85:117a:2b31]) (user=skhawaja job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a20:7f86:b0:39b:dea7:5626 with SMTP id adf61e73a8af0-3b783fb321dmr15268629637.35.1781480249981; Sun, 14 Jun 2026 16:37:29 -0700 (PDT) Date: Sun, 14 Jun 2026 23:37:11 +0000 In-Reply-To: <20260614233728.2212104-1-skhawaja@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260614233728.2212104-1-skhawaja@google.com> X-Mailer: git-send-email 2.54.0.1136.gdb2ca164c4-goog Message-ID: <20260614233728.2212104-2-skhawaja@google.com> Subject: [PATCH v3 01/18] memfd: export memfd_get_seals() From: Samiullah Khawaja To: David Woodhouse , Lu Baolu , Joerg Roedel , Will Deacon , Jason Gunthorpe Cc: Samiullah Khawaja , Robin Murphy , Kevin Tian , Alex Williamson , Shuah Khan , iommu@lists.linux.dev, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Pratyush Yadav , Pasha Tatashin , David Matlack , Andrew Morton , Pranjal Shrivastava , Vipin Sharma Content-Type: text/plain; charset="UTF-8" memfd_get_seals() is used by iommufd during preservation to make sure that he preserved memfd was sealed when it was mapped into iommufd. Since iommufd can be built as a module, export memfd_get_seals() to avoid linker error. Cc: Hugh Dickins Cc: Baolin Wang Cc: Andrew Morton Cc: linux-mm@kvack.org Signed-off-by: Samiullah Khawaja --- mm/memfd.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/memfd.c b/mm/memfd.c index fb425f4e315f..1f45fa6d4e9c 100644 --- a/mm/memfd.c +++ b/mm/memfd.c @@ -315,6 +315,7 @@ int memfd_get_seals(struct file *file) return seals ? *seals : -EINVAL; } +EXPORT_SYMBOL_GPL(memfd_get_seals); long memfd_fcntl(struct file *file, unsigned int cmd, unsigned int arg) { -- 2.54.0.1136.gdb2ca164c4-goog