From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e06smtp08.uk.ibm.com (e06smtp08.uk.ibm.com [195.75.94.104]) (using TLSv1 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 9E1581A0205 for ; Sun, 7 Feb 2016 00:29:14 +1100 (AEDT) Received: from localhost by e06smtp08.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Sat, 6 Feb 2016 13:29:11 -0000 Received: from b06cxnps4075.portsmouth.uk.ibm.com (d06relay12.portsmouth.uk.ibm.com [9.149.109.197]) by d06dlp01.portsmouth.uk.ibm.com (Postfix) with ESMTP id 97BE717D8042 for ; Sat, 6 Feb 2016 13:29:22 +0000 (GMT) Received: from d06av05.portsmouth.uk.ibm.com (d06av05.portsmouth.uk.ibm.com [9.149.37.229]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u16DT9A410355174 for ; Sat, 6 Feb 2016 13:29:09 GMT Received: from d06av05.portsmouth.uk.ibm.com (localhost [127.0.0.1]) by d06av05.portsmouth.uk.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u16DT9do004094 for ; Sat, 6 Feb 2016 06:29:09 -0700 From: Frederic Barrat To: imunsie@au1.ibm.com, michael.neuling@au1.ibm.com, linuxppc-dev@lists.ozlabs.org Subject: [PATCH v3 03/18] cxl: Define process problem state area at attach time only Date: Sat, 6 Feb 2016 14:28:50 +0100 Message-Id: <1454765345-7417-4-git-send-email-fbarrat@linux.vnet.ibm.com> In-Reply-To: <1454765345-7417-1-git-send-email-fbarrat@linux.vnet.ibm.com> References: <1454765345-7417-1-git-send-email-fbarrat@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cxl kernel API was defining the process problem state area during context initialization, making it possible to map the problem state area before attaching the context. This won't work on a powerVM guest. So do the logical thing, like in userspace: attach first, then map the problem state area. Remove calls to cxl_assign_psn_space during init. The function is already called on the attach paths. Co-authored-by: Christophe Lombard Signed-off-by: Frederic Barrat Signed-off-by: Christophe Lombard --- drivers/misc/cxl/api.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/misc/cxl/api.c b/drivers/misc/cxl/api.c index ea3eeb7..fde5bb4 100644 --- a/drivers/misc/cxl/api.c +++ b/drivers/misc/cxl/api.c @@ -51,8 +51,6 @@ struct cxl_context *cxl_dev_context_init(struct pci_dev *dev) if (rc) goto err_mapping; - cxl_assign_psn_space(ctx); - return ctx; err_mapping: @@ -207,7 +205,6 @@ EXPORT_SYMBOL_GPL(cxl_stop_context); void cxl_set_master(struct cxl_context *ctx) { ctx->master = true; - cxl_assign_psn_space(ctx); } EXPORT_SYMBOL_GPL(cxl_set_master); -- 1.9.1