From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932544AbeE3ViJ (ORCPT ); Wed, 30 May 2018 17:38:09 -0400 Received: from mout.kundenserver.de ([212.227.126.130]:39069 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932222AbeE3ViI (ORCPT ); Wed, 30 May 2018 17:38:08 -0400 From: Arnd Bergmann To: Gerd Hoffmann , Alex Williamson Cc: Arnd Bergmann , Joe Lawrence , linux-kernel@vger.kernel.org Subject: [PATCH] samples: mbochs: add DMA_SHARED_BUFFER dependency Date: Wed, 30 May 2018 23:37:31 +0200 Message-Id: <20180530213801.731288-1-arnd@arndb.de> X-Mailer: git-send-email 2.9.0 X-Provags-ID: V03:K1:xHKTQwAu2V2kFGH0gm7DzCklJ2irOBM1J1MWufskyojxbqzLl1G dnG4NTeWtndwiOLp/Y8sYl6+ZszlPIWcdBowrlzipDHQl4rSQP9PdGUqxiAiTg+bwdexinr e0clvob4LIdPoEbV78nnCkQjSsOPr5Mc8eIuQSonDvGXfLTv/Ap2aCFnYLQvkW4aSh6f1NK knkdKxQyCsWPWfXUXNSmQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:mxgtVHquPpU=:nN6qDr9OCw6nWzxg3mdNXy wcT6ECkn9QCNgslp+SrpeMpTgWKu79wRLDMk07JTzsBijy5De+Gk+tr0MZl+P0uMhUocdK1Ao Pet9HNxEHoD9bDyTWZ3KfGMCmAbKgRcsz31nGk9xTh/wW3Xb846CKVYYqcN9Wzc1JFHM4zUqb ZI3xlzgIfGFPJGMUt7oAACmO/425zPmnaPBZKExMkn2UT3tPnIU6VK9DPpf0n4Rfp+j2FeTTU kK6EheTGbujaHliA3elHqrIO2p8w3W8ZdIZ4mzbXVDLVc4UTzT6BbA5OzZ/s5DF58xG6PSuf7 y38toj3evw4MS3xTw8fZNUtutfIokS5I3ES3qTQLdOjpFpZDtSAlTMUR5vyrz0tre1qWoczrb A+Pu0l1izy5LEb5/TxodE7FsbpsvNg8VU9rMRwuj64eAc7JyJhGQKgskRRqWGF8QYomR/z5xJ JV5gQ43iEJ00nv2QKZaVxh+Me1ecvGViPXNPuYctLblpZw+HtXvUZ3G/32xcWa9K5/pqKae5M LXYrexZj9HpGKMNniJLPpO2OFrX6aC+vm6mW5KHgpPJs80i5tffCy3QqWd4hDIeUfr7qUYA/3 O1PWp04CPogZ3FHEvhLJydyGr3n6lVTJRtKkzbxQe3QXQtC2ld21NkyhdsEDZliA+yiCQtX2V rR4e4CCukZ28GPAq/Jo4u8N5Lf9oPFCeXuxHb1AzQetptoa7+M2KJIjiauPD+0qsdCmE= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The new bochs vbe sample fails to link when DMA_SHARED_BUFFER is disabled: ERROR: "dma_buf_export" [samples/vfio-mdev/mbochs.ko] undefined! ERROR: "dma_buf_fd" [samples/vfio-mdev/mbochs.ko] undefined! This uses a 'select' statement to enable that framework, like all other users do. Fixes: 8021194eb3da ("sample: vfio bochs vbe display (host device for bochs-drm)") Signed-off-by: Arnd Bergmann --- samples/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/samples/Kconfig b/samples/Kconfig index 3aeaaca77831..bd133efc1a56 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -135,6 +135,7 @@ config SAMPLE_VFIO_MDEV_MDPY_FB config SAMPLE_VFIO_MDEV_MBOCHS tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" depends on VFIO_MDEV_DEVICE && m + select DMA_SHARED_BUFFER help Build a virtual display sample driver for use as a VFIO mediated device. It supports the region display interface -- 2.9.0