From 3fbeccf8ceb1651b376a14bfe1005d518a4d8fa0 Mon Sep 17 00:00:00 2001 From: Thomas Hellstrom Date: Wed, 20 Jun 2018 11:38:48 +0200 Subject: [PATCH] drm/vmwgfx: Improve on host message error messages Make sure the error messages are a bit more descriptive, so that a log reader may understand what's gone wrong. Signed-off-by: Thomas Hellstrom Reviewed-by: Brian Paul Reviewed-by: Sinclair Yeh --- drivers/gpu/drm/vmwgfx/vmwgfx_msg.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c index 21d746bdc922..a72268e97042 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_msg.c @@ -234,7 +234,7 @@ static int vmw_recv_msg(struct rpc_channel *channel, void **msg, if ((HIGH_WORD(ecx) & MESSAGE_STATUS_SUCCESS) == 0 || (HIGH_WORD(ecx) & MESSAGE_STATUS_HB) == 0) { - DRM_ERROR("Failed to get reply size\n"); + DRM_ERROR("Failed to get reply size for host message.\n"); return -EINVAL; } @@ -245,7 +245,7 @@ static int vmw_recv_msg(struct rpc_channel *channel, void **msg, reply_len = ebx; reply = kzalloc(reply_len + 1, GFP_KERNEL); if (!reply) { - DRM_ERROR("Cannot allocate memory for reply\n"); + DRM_ERROR("Cannot allocate memory for host message reply.\n"); return -ENOMEM; } @@ -338,7 +338,8 @@ int vmw_host_get_guestinfo(const char *guest_info_param, msg = kasprintf(GFP_KERNEL, "info-get %s", guest_info_param); if (!msg) { - DRM_ERROR("Cannot allocate memory to get %s", guest_info_param); + DRM_ERROR("Cannot allocate memory to get guest info \"%s\".", + guest_info_param); return -ENOMEM; } @@ -374,7 +375,7 @@ out_msg: out_open: *length = 0; kfree(msg); - DRM_ERROR("Failed to get %s", guest_info_param); + DRM_ERROR("Failed to get guest info \"%s\".", guest_info_param); return -EINVAL; } @@ -403,7 +404,7 @@ int vmw_host_log(const char *log) msg = kasprintf(GFP_KERNEL, "log %s", log); if (!msg) { - DRM_ERROR("Cannot allocate memory for log message\n"); + DRM_ERROR("Cannot allocate memory for host log message.\n"); return -ENOMEM; } @@ -422,7 +423,7 @@ out_msg: vmw_close_channel(&channel); out_open: kfree(msg); - DRM_ERROR("Failed to send log\n"); + DRM_ERROR("Failed to send host log message.\n"); return -EINVAL; } -- 2.30.2