diff options
Diffstat (limited to 'drivers/s390/cio/vfio_ccw_cp.c')
| -rw-r--r-- | drivers/s390/cio/vfio_ccw_cp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c index 86a0e76ef2b5..ab9f8f0d1b44 100644 --- a/drivers/s390/cio/vfio_ccw_cp.c +++ b/drivers/s390/cio/vfio_ccw_cp.c @@ -201,11 +201,12 @@ static inline void pfn_array_table_idal_create_words( pa = pat->pat_pa + i; for (j = 0; j < pa->pa_nr; j++) { idaws[k] = pa->pa_pfn[j] << PAGE_SHIFT; - if (k == 0) - idaws[k] += pa->pa_iova & (PAGE_SIZE - 1); k++; } } + + /* Adjust the first IDAW, since it may not start on a page boundary */ + idaws[0] += pat->pat_pa->pa_iova & (PAGE_SIZE - 1); } |