diff options
Diffstat (limited to 'mm/filemap.c')
| -rw-r--r-- | mm/filemap.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/mm/filemap.c b/mm/filemap.c index 90afe301cd52..bd788bbe41b0 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1054,6 +1054,12 @@ void __init pagecache_init(void) init_waitqueue_head(&folio_wait_table[i]); page_writeback_init(); + + /* + * tmpfs uses the ZERO_PAGE for reading holes: it is up-to-date, + * and splice's page_cache_pipe_buf_confirm() needs to see that. + */ + SetPageUptodate(ZERO_PAGE(0)); } /* |