From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 401msY58xnzDrSP for ; Thu, 15 Mar 2018 09:41:05 +1100 (AEDT) Received: from pps.filterd (m0098416.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w2EMYbe8150211 for ; Wed, 14 Mar 2018 18:41:03 -0400 Received: from e14.ny.us.ibm.com (e14.ny.us.ibm.com [129.33.205.204]) by mx0b-001b2d01.pphosted.com with ESMTP id 2gqbdxjk9c-1 (version=TLSv1.2 cipher=AES256-SHA256 bits=256 verify=NOT) for ; Wed, 14 Mar 2018 18:41:03 -0400 Received: from localhost by e14.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 14 Mar 2018 18:41:02 -0400 From: Mauricio Faria de Oliveira To: linuxppc-dev@lists.ozlabs.org, mpe@ellerman.id.au, msuchanek@suse.de Subject: [PATCH v3 5/5] rfi-flush: Call setup_rfi_flush() after LPM migration Date: Wed, 14 Mar 2018 19:40:42 -0300 In-Reply-To: <1521067243-19520-1-git-send-email-mauricfo@linux.vnet.ibm.com> References: <1521067243-19520-1-git-send-email-mauricfo@linux.vnet.ibm.com> Message-Id: <1521067243-19520-6-git-send-email-mauricfo@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Michael Ellerman We might have migrated to a machine that uses a different flush type, or doesn't need flushing at all. Signed-off-by: Michael Ellerman Signed-off-by: Mauricio Faria de Oliveira --- arch/powerpc/platforms/pseries/mobility.c | 3 +++ arch/powerpc/platforms/pseries/pseries.h | 2 ++ arch/powerpc/platforms/pseries/setup.c | 2 +- 3 files changed, 6 insertions(+), 1 deletion(-) diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c index 0f7fb71..8a8033a 100644 --- a/arch/powerpc/platforms/pseries/mobility.c +++ b/arch/powerpc/platforms/pseries/mobility.c @@ -348,6 +348,9 @@ void post_mobility_fixup(void) printk(KERN_ERR "Post-mobility device tree update " "failed: %d\n", rc); + /* Possibly switch to a new RFI flush type */ + pseries_setup_rfi_flush(); + return; } diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h index c73351c..60db2ee 100644 --- a/arch/powerpc/platforms/pseries/pseries.h +++ b/arch/powerpc/platforms/pseries/pseries.h @@ -108,4 +108,6 @@ static inline unsigned long cmo_get_page_size(void) int dlpar_workqueue_init(void); +void pseries_setup_rfi_flush(void); + #endif /* _PSERIES_PSERIES_H */ diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index b20d107..f34f908 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -459,7 +459,7 @@ static void __init find_and_init_phbs(void) of_pci_check_probe_only(); } -static void pseries_setup_rfi_flush(void) +void pseries_setup_rfi_flush(void) { struct h_cpu_char_result result; enum l1d_flush_type types; -- 2.7.4