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 Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BC284C433EF for ; Sun, 12 Dec 2021 08:13:25 +0000 (UTC) Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.94.2) (envelope-from ) id 1mwJyk-0000lp-9o; Sun, 12 Dec 2021 03:13:06 -0500 Received: from new2-smtp.messagingengine.com ([66.111.4.224]) by shelob.surriel.com with esmtps (TLS1.2) tls TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1mwJyh-0000l0-G8 for kernelnewbies@kernelnewbies.org; Sun, 12 Dec 2021 03:13:03 -0500 Received: from compute6.internal (compute6.nyi.internal [10.202.2.46]) by mailnew.nyi.internal (Postfix) with ESMTP id 13E475801F2; Sun, 12 Dec 2021 03:13:00 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute6.internal (MEProxy); Sun, 12 Dec 2021 03:13:00 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kroah.com; h= date:from:to:cc:subject:message-id:references:mime-version :content-type:in-reply-to; s=fm2; bh=KPcBI0VsCIpDPCKPoMMXiKiHUmJ WKP12ZNGBmezXZ1M=; b=vpEH1IUfexZlXob36Oa0cmY67JOPNZQD0PM+knZvFFR 9ZVqepMfl8f8sJDQrLWi8U9Hwavmwxah485QL+8Lq4EZBjCq6dxnDLNuvmaqzrSq +lHel9sfDWCEcSWmYmzYRzuBMnwQhDuv5V3R9s6Ztt14pVfOus10eUO9yHyYDCHW To5xeKkDrVulsuPzz5tWrm/IFIIL2O4wXjxka9RwEvhhOeETJNtqZyJsVblbgbDM 3ZjgQeYGzRoZxbWlWqKaTtMWX5RBdrO1RzYQ5Ce+U4UpXapYm1MJlWyARaF+SQJK Bs7qUcKhqKHPKvqdKPfmguMdhK12wrqu3AdOy2yo1WA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to:x-me-proxy :x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm1; bh=KPcBI0 VsCIpDPCKPoMMXiKiHUmJWKP12ZNGBmezXZ1M=; b=CnDqTB3OQgrYOV3npq4Rfe coky0mxuC5ELvhX2jjnB8MmnAytwZP7PO2za/yhStTXNDlPmBBiZcuhcQDhdbgBe AyHr5UTpwwqQERv8Zbmr06X3oLUdTenqd8Xc8jeZZr7yo84s5MZ/FMn2qsElWWBd b91p5R5Z7xgi9uA+43jSlVNDE6z+OexrnZaR+xWef5s7OWNs5z2U6aWQ5gqNqsbR LMPipsNW1OoFmAxFwieZFbEAQbqMtEbsb0xQgUDLvufS6fXSHE75wXdAb18oYVnW sFZDYKBiRiIcFxHOwS4b5HHPrpVDx8A0HvkBWDOeT9VlPtO4P48M4c6dlZdmveVg == X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvuddrkeehgdduuddvucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne cujfgurhepfffhvffukfhfgggtuggjsehttdertddttddvnecuhfhrohhmpefirhgvghcu mffjuceoghhrvghgsehkrhhorghhrdgtohhmqeenucggtffrrghtthgvrhhnpeevueehje fgfffgiedvudekvdektdelleelgefhleejieeugeegveeuuddukedvteenucevlhhushht vghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhlfhhrohhmpehgrhgvgheskhhrohgrhh drtghomh X-ME-Proxy: Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sun, 12 Dec 2021 03:12:58 -0500 (EST) Date: Sun, 12 Dec 2021 09:12:53 +0100 From: Greg KH To: Muni Sekhar Subject: Re: X86 : system call Message-ID: References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: Cc: kernelnewbies , x86@kernel.org, LKML , Ingo Molnar , hpa@zytor.com, tglx@linutronix.de X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kernelnewbies-bounces@kernelnewbies.org On Sun, Dec 12, 2021 at 12:34:54PM +0530, Muni Sekhar wrote: > Also, could someone please point me to a document which explains about > "how to add a new system call" and the "system call flow from user > space to kernel space" in X86 ARCHITECTURE (32-BIT AND 64-BIT). There are many documents online that show both of these already. Have you used a search engine first? Both of these are usually questions that students are asked for assignments, good luck in class! greg k-h _______________________________________________ Kernelnewbies mailing list Kernelnewbies@kernelnewbies.org https://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies