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| author | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-10-25 10:33:26 +0000 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2013-10-25 10:33:26 +0000 |
| commit | 783d0281043b9a1111d81d11ed0610b83d8857ed (patch) | |
| tree | 1d838be8915a500134122baa5b7e16894ca5015b /drivers/xen/swiotlb-xen.c | |
| parent | 6cf054636261ca5c88f3c2984058d51f927b8a2e (diff) | |
| download | op-kernel-dev-783d0281043b9a1111d81d11ed0610b83d8857ed.zip op-kernel-dev-783d0281043b9a1111d81d11ed0610b83d8857ed.tar.gz | |
swiotlb: print a warning when the swiotlb is full
Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Changes in v7:
- use dev_warn instead of pr_warn.
Diffstat (limited to 'drivers/xen/swiotlb-xen.c')
| -rw-r--r-- | drivers/xen/swiotlb-xen.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 4221cb5..4d50058 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -542,6 +542,7 @@ xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl, sg->length, dir); if (map == SWIOTLB_MAP_ERROR) { + dev_warn(hwdev, "swiotlb buffer is full\n"); /* Don't panic here, we expect map_sg users to do proper error handling. */ xen_swiotlb_unmap_sg_attrs(hwdev, sgl, i, dir, |
