From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758324AbdJMNEZ (ORCPT ); Fri, 13 Oct 2017 09:04:25 -0400 Received: from mail-wm0-f68.google.com ([74.125.82.68]:56859 "EHLO mail-wm0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753460AbdJMNEV (ORCPT ); Fri, 13 Oct 2017 09:04:21 -0400 X-Google-Smtp-Source: ABhQp+R4r+LEGDu98w3x8alKO2W5hgrWGY5RpqAInyHvps4ocge7NKSvzGN2ELkDxkGu+rhz+KAuVg== From: Bhumika Goyal To: julia.lawall@lip6.fr, ruscur@russell.cc, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Cc: Bhumika Goyal Subject: [PATCH] powerpc/eeh: make eeh_ops structures _ro_after_init Date: Fri, 13 Oct 2017 15:04:10 +0200 Message-Id: <1507899850-22296-1-git-send-email-bhumirks@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org These structures are passed to the eeh_ops_register function during the initialization phase. There they get stored in a structure variable which only makes function calls through function pointers. There is no other usage of these eeh_ops structures and their fields are never modified after init phase. So, make them __ro_after_init. Signed-off-by: Bhumika Goyal --- arch/powerpc/platforms/powernv/eeh-powernv.c | 2 +- arch/powerpc/platforms/pseries/eeh_pseries.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/platforms/powernv/eeh-powernv.c b/arch/powerpc/platforms/powernv/eeh-powernv.c index 4650fb2..d2a53df 100644 --- a/arch/powerpc/platforms/powernv/eeh-powernv.c +++ b/arch/powerpc/platforms/powernv/eeh-powernv.c @@ -1731,7 +1731,7 @@ static int pnv_eeh_restore_config(struct pci_dn *pdn) return 0; } -static struct eeh_ops pnv_eeh_ops = { +static struct eeh_ops pnv_eeh_ops __ro_after_init = { .name = "powernv", .init = pnv_eeh_init, .probe = pnv_eeh_probe, diff --git a/arch/powerpc/platforms/pseries/eeh_pseries.c b/arch/powerpc/platforms/pseries/eeh_pseries.c index 6b812ad..6fedfc9 100644 --- a/arch/powerpc/platforms/pseries/eeh_pseries.c +++ b/arch/powerpc/platforms/pseries/eeh_pseries.c @@ -684,7 +684,7 @@ static int pseries_eeh_write_config(struct pci_dn *pdn, int where, int size, u32 return rtas_write_config(pdn, where, size, val); } -static struct eeh_ops pseries_eeh_ops = { +static struct eeh_ops pseries_eeh_ops __ro_after_init = { .name = "pseries", .init = pseries_eeh_init, .probe = pseries_eeh_probe, -- 1.9.1