From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out-182.mta0.migadu.com (out-182.mta0.migadu.com [91.218.175.182]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A3B04344DAC for ; Fri, 3 Jul 2026 09:30:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=91.218.175.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783071047; cv=none; b=YrJjIAsqMDPN+73P/6viigZoqyYoIlF6VkoyEtPkbp2tDBmGfroi6wXQuJoXG1sulaFvFtaJMw6xfA7GKcrLQiHv4O1L9pPSsEGb5+kUegzl6+QPpIVw/2WJybpsM3WISuJJngnXfdFCFIScs2EeQS9cwleFQDd8vR1PrDAaPJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783071047; c=relaxed/simple; bh=xuj4UnMGsBwq1kBf1xI+PfS24Rf5Ofr+yXc48b8F1fE=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version:Content-Type; b=Sh41oAdsOfEP77flEn/BZT1sA6ghg34qElt77WeaMYcHqUIiFMZzHDuQlHZ9OHj9HOgFZqsaMPl2xzhytyeK6yOLo+x31ObybqlDRq8kGyVYI/LbO2lqF46iZbUEV1y+omChF/D3ZsjRsHbT5jN6+/iup6/nwio9sdLCCB/STBo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev; spf=pass smtp.mailfrom=linux.dev; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b=i2YS9x+o; arc=none smtp.client-ip=91.218.175.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.dev Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.dev Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.dev header.i=@linux.dev header.b="i2YS9x+o" X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1783071042; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=xuj4UnMGsBwq1kBf1xI+PfS24Rf5Ofr+yXc48b8F1fE=; b=i2YS9x+oI5i8+MyTYtWwOYkr6wUeX4fu1pD0OLDQjFM8j8c1uzq6HpnDniVQGTpplZC07A Ga9w6Xvf9t8tN7PxQoaSkIkLf1VeSqB27A7LBxT7+Yz7KjMYNTToXx87Xu35l19yF+qAXi PrEr8oKBtNF8V6/Xlzz8crHEoXjywr8= From: Lance Yang To: leon.hwang@linux.dev Cc: linux-mm@kvack.org, corbet@lwn.net, skhan@linuxfoundation.org, akpm@linux-foundation.org, liam@infradead.org, ljs@kernel.org, vbabka@kernel.org, jannh@google.com, pfalcato@suse.de, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, nathan@kernel.org, peterz@infradead.org, ojeda@kernel.org, nsc@kernel.org, tglx@kernel.org, thomas.weissschuh@linutronix.de, aliceryhl@google.com, dianders@chromium.org, gary@garyguo.net, linux.amoon@gmail.com, rdunlap@infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, Lance Yang Subject: Re: [PATCH] mm/mseal: fix mseal documentation for 32-bit kernels Date: Fri, 3 Jul 2026 17:30:32 +0800 Message-Id: <20260703093032.51640-1-lance.yang@linux.dev> In-Reply-To: <20260703022507.187457-1-leon.hwang@linux.dev> References: <20260703022507.187457-1-leon.hwang@linux.dev> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT On Fri, Jul 03, 2026 at 10:25:07AM +0800, Leon Hwang wrote: >mseal.o is built only for 64-bit kernels, so 32-bit kernels fall back >to sys_ni_syscall() and return -ENOSYS rather than -EPERM. > >Document the -EINTR return from mmap_write_lock_killable(), fix the >CONFIG_MSEAL_SYSTEM_MAPPINGS typo, and describe system mappings in >terms of VM_SEALED_SYSMAP. > >Signed-off-by: Leon Hwang >--- Thanks, free free to add: Acked-by: Lance Yang