diff options
Diffstat (limited to 'drivers/xen/swiotlb-xen.c')
-rw-r--r-- | drivers/xen/swiotlb-xen.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 6520d05e62ef..d30dc5e68a22 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -207,7 +207,7 @@ retry: swiotlb_set_max_segment(PAGE_SIZE); return 0; error: - if (repeat--) { + if (nslabs > 1024 && repeat--) { /* Min is 2MB */ nslabs = max(1024UL, ALIGN(nslabs >> 1, IO_TLB_SEGSIZE)); bytes = nslabs << IO_TLB_SHIFT; @@ -243,7 +243,7 @@ retry: rc = xen_swiotlb_fixup(start, nslabs); if (rc) { memblock_free(__pa(start), PAGE_ALIGN(bytes)); - if (repeat--) { + if (nslabs > 1024 && repeat--) { /* Min is 2MB */ nslabs = max(1024UL, ALIGN(nslabs >> 1, IO_TLB_SEGSIZE)); bytes = nslabs << IO_TLB_SHIFT; |