From 41fd4384d16bc3f5bf41a3d5c98416c5d9d12d9e Mon Sep 17 00:00:00 2001 From: delphij Date: Tue, 24 Jul 2007 17:14:53 +0000 Subject: [PATCH] MFp4: Force 64-bit arithmatic when caculating the maximum file size. This fixes tmpfs caculations on 32-bit systems equipped with more than 4GB swap. Reported by: Craig Boston PR: kern/114870 Approved by: re (tmpfs blanket) --- sys/fs/tmpfs/tmpfs_vfsops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sys/fs/tmpfs/tmpfs_vfsops.c b/sys/fs/tmpfs/tmpfs_vfsops.c index 69822b140728..e860e163d81c 100644 --- a/sys/fs/tmpfs/tmpfs_vfsops.c +++ b/sys/fs/tmpfs/tmpfs_vfsops.c @@ -268,7 +268,7 @@ tmpfs_mount(struct mount *mp, struct thread *td) mtx_init(&tmp->allnode_lock, "tmpfs allnode lock", NULL, MTX_DEF); tmp->tm_nodes_max = nodes; tmp->tm_nodes_inuse = 0; - tmp->tm_maxfilesize = (cnt.v_page_count + get_swpgtotal()) * PAGE_SIZE; + tmp->tm_maxfilesize = (u_int64_t)(cnt.v_page_count + get_swpgtotal()) * PAGE_SIZE; LIST_INIT(&tmp->tm_nodes_used); tmp->tm_pages_max = pages;