diff options
| author | Joerg Roedel <jroedel@suse.de> | 2015-06-29 10:16:08 +0200 |
|---|---|---|
| committer | David Keitel <dkeitel@codeaurora.org> | 2016-03-22 11:15:13 -0700 |
| commit | f3a5289d8733c8c6aa956dce7ec3d7506db75ab1 (patch) | |
| tree | 6fe9ce1fcc3ff9c4e5c953c71ce9c36027e59a84 /include/uapi/linux/kernel.h | |
| parent | fda3ec87d5f39e0130617a43000f5a916b72a06a (diff) | |
iommu: Ignore -ENODEV errors from add_device call-back
The -ENODEV error just means that the device is not
translated by an IOMMU. We shouldn't bail out of iommu
driver initialization when that happens, as this is a common
scenario on ARM.
Not returning -ENODEV in the drivers would be a bad idea, as
the IOMMU core would have no indication whether a device is
translated or not. This indication is not used at the
moment, but will probably be in the future.
Fixes: 19762d7 ("iommu: Propagate error in add_iommu_group")
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Tested-by: Eric Auger <eric.auger@linaro.org>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/uapi/linux/kernel.h')
0 files changed, 0 insertions, 0 deletions