From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-x243.google.com (mail-wm0-x243.google.com [IPv6:2a00:1450:400c:c09::243]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3yD7GH2w8pzDr4T for ; Sat, 14 Oct 2017 00:04:23 +1100 (AEDT) Received: by mail-wm0-x243.google.com with SMTP id u138so21779367wmu.4 for ; Fri, 13 Oct 2017 06:04:23 -0700 (PDT) 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> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , 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