Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932676Ab2FDWXl (ORCPT ); Mon, 4 Jun 2012 18:23:41 -0400 Received: from mga01.intel.com ([192.55.52.88]:3080 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755999Ab2FDWXk convert rfc822-to-8bit (ORCPT ); Mon, 4 Jun 2012 18:23:40 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.71,315,1320652800"; d="scan'208";a="160957398" From: "Zou, Yi" To: Sam Ravnborg , Witold Baryluk CC: "Love, Robert W" , "linux-kernel@vger.kernel.org" , "James E.J. Bottomley" , "devel@open-fcoe.org" , "linux-scsi@vger.kernel.org" Subject: RE: Different WARNING: drivers/scsi/fcoe/libfcoe.o(.init.text+0x1a): Section mismatch in reference from the function init_module() to the function .exit.text:fcoe_transport_exit() Thread-Topic: Different WARNING: drivers/scsi/fcoe/libfcoe.o(.init.text+0x1a): Section mismatch in reference from the function init_module() to the function .exit.text:fcoe_transport_exit() Thread-Index: AQHNQobUcuyBnDpikUG0LW5Jh2b9EJbqoknQ Date: Mon, 4 Jun 2012 20:52:43 +0000 Message-ID: <138EA028228D124A900F5E6746F3C216286EA866@ORSMSX102.amr.corp.intel.com> References: <20120602161502.GW16584@smp.if.uj.edu.pl> <20120604143643.GJ32472@redhat.com> <20120604163556.GA12303@merkur.ravnborg.org> <20120604190857.GB16584@smp.if.uj.edu.pl> <20120604191757.GA21821@merkur.ravnborg.org> In-Reply-To: <20120604191757.GA21821@merkur.ravnborg.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.22.254.139] Content-Type: text/plain; charset="Windows-1252" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1848 Lines: 46 > > > WARNING: drivers/scsi/fcoe/libfcoe.o(.init.text+0x1a): Section mismatch > in reference from the function init_module() to the > function .exit.text:fcoe_transport_exit() > > The function __init init_module() references > > a function __exit fcoe_transport_exit(). > > This is often seen when error handling in the init function > > uses functionality in the exit path. > > The fix is often to remove the __exit annotation of > > fcoe_transport_exit() so it may be used outside an exit section. > > > > CC arch/x86/crypto/crc32c-intel.mod.o > > LD [M] arch/x86/crypto/crc32c-intel.ko > > CC arch/x86/crypto/salsa20-i586.mod.o > > LD [M] arch/x86/crypto/salsa20-i586.ko > > CC arch/x86/crypto/serpent-sse2-i586.mod.o > > LD [M] arch/x86/crypto/serpent-sse2-i586.ko > > > > > > > > (I'm dropping previous CC list, as this warning is easier to solve, > > probably just following this instructions - dropping __exit from > > fcoe_transport_exit() should be fine, especially if indeed it is needed > > from init_module in error path). > > Correct - dropping __exit is the fix here. > > Sam > Sam However, fcoe_transport_exit() is called only in module *exit* path by the module exit func libfcoe_exit(), not in the init_module error path. Let me take a objdump of the libfcoe.o to see where your above section mismatch warning is from. Is this on 32bit only? yi > -- > To unsubscribe from this list: send the line "unsubscribe linux-scsi" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/