diff options
Diffstat (limited to 'libpager/pager-sync.c')
| -rw-r--r-- | libpager/pager-sync.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/libpager/pager-sync.c b/libpager/pager-sync.c index d98a3ac8..d5eb4ef8 100644 --- a/libpager/pager-sync.c +++ b/libpager/pager-sync.c @@ -1,5 +1,5 @@ /* Functions for sync. - Copyright (C) 1994, 1996 Free Software Foundation + Copyright (C) 1994, 1996, 2002 Free Software Foundation This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as @@ -23,23 +23,21 @@ void pager_sync (struct pager *p, int wait) { - vm_address_t offset; - vm_size_t len; + off_t start, end; - pager_report_extent (p->upi, &offset, &len); - - _pager_lock_object (p, offset, len, MEMORY_OBJECT_RETURN_ALL, 0, - VM_PROT_NO_CHANGE, wait); -} + p->ops->report_extent ((struct user_pager_info *) p->upi, &start, &end); + pager_sync_some (p, start, end - start, wait); +} /* Have the kernel write back some pages of a pager; if WAIT is set, then wait for them to be finally written before returning. */ void -pager_sync_some (struct pager *p, vm_address_t offset, - vm_size_t size, int wait) +pager_sync_some (struct pager *p, off_t start, off_t count, + int wait) { - _pager_lock_object (p, offset, size, MEMORY_OBJECT_RETURN_ALL, 0, + mutex_lock (&p->interlock); + _pager_lock_object (p, start, count, MEMORY_OBJECT_RETURN_ALL, 0, VM_PROT_NO_CHANGE, wait); + mutex_unlock (&p->interlock); } - |