SGP_WRITE
if (sgp == SGP_WRITE)
if (sgp == SGP_WRITE)
if (sgp == SGP_WRITE)
sgp = SGP_WRITE;
if (sgp != SGP_WRITE && !folio_test_uptodate(folio)) {
ret = shmem_get_folio(inode, index, pos + len, &folio, SGP_WRITE);
error = shmem_get_folio(inode, 0, 0, &folio, SGP_WRITE);