XFS_GC_NR_BUFS
struct folio *scratch_folios[XFS_GC_NR_BUFS];
for (i = 0; i < XFS_GC_NR_BUFS; i++) {
data->scratch_size = XFS_GC_BUF_SIZE * XFS_GC_NR_BUFS;
for (i = 0; i < XFS_GC_NR_BUFS; i++)
static_assert(XFS_GC_NR_BUFS < BIO_MAX_VECS);
min(howmany(len, XFS_GC_BUF_SIZE) + 1, XFS_GC_NR_BUFS),