From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B429AC48BCF for ; Wed, 9 Jun 2021 17:23:31 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 84B17613C8 for ; Wed, 9 Jun 2021 17:23:31 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 84B17613C8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=vmware.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AE6876E9BC; Wed, 9 Jun 2021 17:23:18 +0000 (UTC) Received: from EX13-EDG-OU-002.vmware.com (ex13-edg-ou-002.vmware.com [208.91.0.190]) by gabe.freedesktop.org (Postfix) with ESMTPS id 14D116E2E3 for ; Wed, 9 Jun 2021 17:23:12 +0000 (UTC) Received: from sc9-mailhost3.vmware.com (10.113.161.73) by EX13-EDG-OU-002.vmware.com (10.113.208.156) with Microsoft SMTP Server id 15.0.1156.6; Wed, 9 Jun 2021 10:23:08 -0700 Received: from vertex.localdomain (unknown [10.21.244.178]) by sc9-mailhost3.vmware.com (Postfix) with ESMTP id 0AF0B2024E; Wed, 9 Jun 2021 10:23:10 -0700 (PDT) From: Zack Rusin To: Subject: [PATCH 4/9] drm/vmwgfx: Fix some static checker warnings Date: Wed, 9 Jun 2021 13:23:02 -0400 Message-ID: <20210609172307.131929-5-zackr@vmware.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210609172307.131929-1-zackr@vmware.com> References: <20210609172307.131929-1-zackr@vmware.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain Received-SPF: None (EX13-EDG-OU-002.vmware.com: zackr@vmware.com does not designate permitted sender hosts) X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Martin Krastev , Roland Scheidegger Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Fix some minor issues that Coverity spotted in the code. None of that are serious but they're all valid concerns so fixing them makes sense. Signed-off-by: Zack Rusin Reviewed-by: Roland Scheidegger Reviewed-by: Martin Krastev --- drivers/gpu/drm/vmwgfx/ttm_memory.c | 2 ++ drivers/gpu/drm/vmwgfx/vmwgfx_binding.c | 20 ++++++++------------ drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c | 4 +++- drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 2 ++ drivers/gpu/drm/vmwgfx/vmwgfx_mob.c | 4 +++- drivers/gpu/drm/vmwgfx/vmwgfx_msg.c | 6 ++++-- drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 8 ++++++-- drivers/gpu/drm/vmwgfx/vmwgfx_so.c | 3 ++- drivers/gpu/drm/vmwgfx/vmwgfx_validation.c | 4 ++-- 10 files changed, 33 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/ttm_memory.c b/drivers/gpu/drm/vmwgfx/ttm_memory.c index aeb0a22a2c34..edd17c30d5a5 100644 --- a/drivers/gpu/drm/vmwgfx/ttm_memory.c +++ b/drivers/gpu/drm/vmwgfx/ttm_memory.c @@ -435,8 +435,10 @@ int ttm_mem_global_init(struct ttm_mem_global *glob, struct device *dev) si_meminfo(&si); + spin_lock(&glob->lock); /* set it as 0 by default to keep original behavior of OOM */ glob->lower_mem_limit = 0; + spin_unlock(&glob->lock); ret = ttm_mem_init_kernel_zone(glob, &si); if (unlikely(ret != 0)) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_binding.c b/drivers/gpu/drm/vmwgfx/vmwgfx_binding.c index 05b324825900..ea6d8c86985f 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_binding.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_binding.c @@ -715,7 +715,7 @@ static int vmw_binding_scrub_cb(struct vmw_ctx_bindinfo *bi, bool rebind) * without checking which bindings actually need to be emitted * * @cbs: Pointer to the context's struct vmw_ctx_binding_state - * @bi: Pointer to where the binding info array is stored in @cbs + * @biv: Pointer to where the binding info array is stored in @cbs * @max_num: Maximum number of entries in the @bi array. * * Scans the @bi array for bindings and builds a buffer of view id data. @@ -725,11 +725,9 @@ static int vmw_binding_scrub_cb(struct vmw_ctx_bindinfo *bi, bool rebind) * contains the command data. */ static void vmw_collect_view_ids(struct vmw_ctx_binding_state *cbs, - const struct vmw_ctx_bindinfo *bi, + const struct vmw_ctx_bindinfo_view *biv, u32 max_num) { - const struct vmw_ctx_bindinfo_view *biv = - container_of(bi, struct vmw_ctx_bindinfo_view, bi); unsigned long i; cbs->bind_cmd_count = 0; @@ -838,7 +836,7 @@ static int vmw_emit_set_sr(struct vmw_ctx_binding_state *cbs, */ static int vmw_emit_set_rt(struct vmw_ctx_binding_state *cbs) { - const struct vmw_ctx_bindinfo *loc = &cbs->render_targets[0].bi; + const struct vmw_ctx_bindinfo_view *loc = &cbs->render_targets[0]; struct { SVGA3dCmdHeader header; SVGA3dCmdDXSetRenderTargets body; @@ -874,7 +872,7 @@ static int vmw_emit_set_rt(struct vmw_ctx_binding_state *cbs) * without checking which bindings actually need to be emitted * * @cbs: Pointer to the context's struct vmw_ctx_binding_state - * @bi: Pointer to where the binding info array is stored in @cbs + * @biso: Pointer to where the binding info array is stored in @cbs * @max_num: Maximum number of entries in the @bi array. * * Scans the @bi array for bindings and builds a buffer of SVGA3dSoTarget data. @@ -884,11 +882,9 @@ static int vmw_emit_set_rt(struct vmw_ctx_binding_state *cbs) * contains the command data. */ static void vmw_collect_so_targets(struct vmw_ctx_binding_state *cbs, - const struct vmw_ctx_bindinfo *bi, + const struct vmw_ctx_bindinfo_so_target *biso, u32 max_num) { - const struct vmw_ctx_bindinfo_so_target *biso = - container_of(bi, struct vmw_ctx_bindinfo_so_target, bi); unsigned long i; SVGA3dSoTarget *so_buffer = (SVGA3dSoTarget *) cbs->bind_cmd_buffer; @@ -919,7 +915,7 @@ static void vmw_collect_so_targets(struct vmw_ctx_binding_state *cbs, */ static int vmw_emit_set_so_target(struct vmw_ctx_binding_state *cbs) { - const struct vmw_ctx_bindinfo *loc = &cbs->so_targets[0].bi; + const struct vmw_ctx_bindinfo_so_target *loc = &cbs->so_targets[0]; struct { SVGA3dCmdHeader header; SVGA3dCmdDXSetSOTargets body; @@ -1066,7 +1062,7 @@ static int vmw_emit_set_vb(struct vmw_ctx_binding_state *cbs) static int vmw_emit_set_uav(struct vmw_ctx_binding_state *cbs) { - const struct vmw_ctx_bindinfo *loc = &cbs->ua_views[0].views[0].bi; + const struct vmw_ctx_bindinfo_view *loc = &cbs->ua_views[0].views[0]; struct { SVGA3dCmdHeader header; SVGA3dCmdDXSetUAViews body; @@ -1096,7 +1092,7 @@ static int vmw_emit_set_uav(struct vmw_ctx_binding_state *cbs) static int vmw_emit_set_cs_uav(struct vmw_ctx_binding_state *cbs) { - const struct vmw_ctx_bindinfo *loc = &cbs->ua_views[1].views[0].bi; + const struct vmw_ctx_bindinfo_view *loc = &cbs->ua_views[1].views[0]; struct { SVGA3dCmdHeader header; SVGA3dCmdDXSetCSUAViews body; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c index 6bb4961e64a5..9656d4a2abff 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf.c @@ -516,7 +516,7 @@ static void vmw_cmdbuf_work_func(struct work_struct *work) struct vmw_cmdbuf_man *man = container_of(work, struct vmw_cmdbuf_man, work); struct vmw_cmdbuf_header *entry, *next; - uint32_t dummy; + uint32_t dummy = 0; bool send_fence = false; struct list_head restart_head[SVGA_CB_CONTEXT_MAX]; int i; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c index b262d61d839d..9487faff5229 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c @@ -159,6 +159,7 @@ void vmw_cmdbuf_res_commit(struct list_head *list) void vmw_cmdbuf_res_revert(struct list_head *list) { struct vmw_cmdbuf_res *entry, *next; + int ret; list_for_each_entry_safe(entry, next, list, head) { switch (entry->state) { @@ -166,7 +167,8 @@ void vmw_cmdbuf_res_revert(struct list_head *list) vmw_cmdbuf_res_free(entry->man, entry); break; case VMW_CMDBUF_RES_DEL: - drm_ht_insert_item(&entry->man->resources, &entry->hash); + ret = drm_ht_insert_item(&entry->man->resources, &entry->hash); + BUG_ON(ret); list_del(&entry->head); list_add_tail(&entry->head, &entry->man->list); entry->state = VMW_CMDBUF_RES_COMMITTED; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index cd2621c8db38..cc8b1d943c55 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -2547,6 +2547,8 @@ static int vmw_cmd_dx_so_define(struct vmw_private *dev_priv, so_type = vmw_so_cmd_to_type(header->id); res = vmw_context_cotable(ctx_node->ctx, vmw_so_cotables[so_type]); + if (IS_ERR(res)) + return PTR_ERR(res); cmd = container_of(header, typeof(*cmd), header); ret = vmw_cotable_notify(res, cmd->defined_id); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c index 5648664f71bc..fefd7a71d764 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c @@ -507,11 +507,13 @@ static void vmw_mob_pt_setup(struct vmw_mob *mob, { unsigned long num_pt_pages = 0; struct ttm_buffer_object *bo = mob->pt_bo; - struct vmw_piter save_pt_iter; + struct vmw_piter save_pt_iter = {0}; struct vmw_piter pt_iter; const struct vmw_sg_table *vsgt; int ret; + BUG_ON(num_data_pages == 0); + ret = ttm_bo_reserve(bo, false, true, NULL); BUG_ON(ret != 0); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c index 4218fe00e3b1..12df4c634075 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c @@ -162,6 +162,7 @@ static unsigned long vmw_port_hb_out(struct rpc_channel *channel, /* HB port can't access encrypted memory. */ if (hb && !mem_encrypt_active()) { unsigned long bp = channel->cookie_high; + u32 channel_id = (channel->channel_id << 16); si = (uintptr_t) msg; di = channel->cookie_low; @@ -169,7 +170,7 @@ static unsigned long vmw_port_hb_out(struct rpc_channel *channel, VMW_PORT_HB_OUT( (MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG, msg_len, si, di, - VMWARE_HYPERVISOR_HB | (channel->channel_id << 16) | + VMWARE_HYPERVISOR_HB | channel_id | VMWARE_HYPERVISOR_OUT, VMW_HYPERVISOR_MAGIC, bp, eax, ebx, ecx, edx, si, di); @@ -217,6 +218,7 @@ static unsigned long vmw_port_hb_in(struct rpc_channel *channel, char *reply, /* HB port can't access encrypted memory */ if (hb && !mem_encrypt_active()) { unsigned long bp = channel->cookie_low; + u32 channel_id = (channel->channel_id << 16); si = channel->cookie_high; di = (uintptr_t) reply; @@ -224,7 +226,7 @@ static unsigned long vmw_port_hb_in(struct rpc_channel *channel, char *reply, VMW_PORT_HB_IN( (MESSAGE_STATUS_SUCCESS << 16) | VMW_PORT_CMD_HB_MSG, reply_len, si, di, - VMWARE_HYPERVISOR_HB | (channel->channel_id << 16), + VMWARE_HYPERVISOR_HB | channel_id, VMW_HYPERVISOR_MAGIC, bp, eax, ebx, ecx, edx, si, di); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 7b45393ad98e..3b6f6044c325 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -114,6 +114,7 @@ static void vmw_resource_release(struct kref *kref) container_of(kref, struct vmw_resource, kref); struct vmw_private *dev_priv = res->dev_priv; int id; + int ret; struct idr *idr = &dev_priv->res_idr[res->func->res_type]; spin_lock(&dev_priv->resource_lock); @@ -122,7 +123,8 @@ static void vmw_resource_release(struct kref *kref) if (res->backup) { struct ttm_buffer_object *bo = &res->backup->base; - ttm_bo_reserve(bo, false, false, NULL); + ret = ttm_bo_reserve(bo, false, false, NULL); + BUG_ON(ret); if (vmw_resource_mob_attached(res) && res->func->unbind != NULL) { struct ttm_validate_buffer val_buf; @@ -1001,7 +1003,9 @@ int vmw_resource_pin(struct vmw_resource *res, bool interruptible) if (res->backup) { vbo = res->backup; - ttm_bo_reserve(&vbo->base, interruptible, false, NULL); + ret = ttm_bo_reserve(&vbo->base, interruptible, false, NULL); + if (ret) + goto out_no_validate; if (!vbo->base.pin_count) { ret = ttm_bo_validate (&vbo->base, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_so.c b/drivers/gpu/drm/vmwgfx/vmwgfx_so.c index c3a8d6e8380e..9efb4463ce99 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_so.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_so.c @@ -539,7 +539,8 @@ const SVGACOTableType vmw_so_cotables[] = { [vmw_so_ds] = SVGA_COTABLE_DEPTHSTENCIL, [vmw_so_rs] = SVGA_COTABLE_RASTERIZERSTATE, [vmw_so_ss] = SVGA_COTABLE_SAMPLER, - [vmw_so_so] = SVGA_COTABLE_STREAMOUTPUT + [vmw_so_so] = SVGA_COTABLE_STREAMOUTPUT, + [vmw_so_max]= SVGA_COTABLE_MAX }; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c index 8338b1d20f2a..b09094b50c5d 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.c @@ -586,13 +586,13 @@ int vmw_validation_bo_validate(struct vmw_validation_context *ctx, bool intr) container_of(entry->base.bo, typeof(*vbo), base); if (entry->cpu_blit) { - struct ttm_operation_ctx ctx = { + struct ttm_operation_ctx ttm_ctx = { .interruptible = intr, .no_wait_gpu = false }; ret = ttm_bo_validate(entry->base.bo, - &vmw_nonfixed_placement, &ctx); + &vmw_nonfixed_placement, &ttm_ctx); } else { ret = vmw_validation_bo_validate_single (entry->base.bo, intr, entry->as_mob); -- 2.30.2