diff options
Diffstat (limited to 'io_uring/rsrc.c')
| -rw-r--r-- | io_uring/rsrc.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index 9264e555ae59..2477995e2d65 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -988,13 +988,10 @@ static int io_sqe_buffer_register(struct io_ring_ctx *ctx, struct iovec *iov, imu->ubuf_end = imu->ubuf + iov->iov_len; imu->nr_bvecs = nr_pages; imu->folio_shift = PAGE_SHIFT; - imu->folio_mask = PAGE_MASK; - if (coalesced) { + if (coalesced) imu->folio_shift = data.folio_shift; - imu->folio_mask = ~((1UL << data.folio_shift) - 1); - } refcount_set(&imu->refs, 1); - off = (unsigned long) iov->iov_base & ~imu->folio_mask; + off = (unsigned long) iov->iov_base & ((1UL << imu->folio_shift) - 1); *pimu = imu; ret = 0; @@ -1132,7 +1129,7 @@ int io_import_fixed(int ddir, struct iov_iter *iter, iter->bvec = bvec + seg_skip; iter->nr_segs -= seg_skip; iter->count -= bvec->bv_len + offset; - iter->iov_offset = offset & ~imu->folio_mask; + iter->iov_offset = offset & ((1UL << imu->folio_shift) - 1); } } |