diff options
Diffstat (limited to 'libpager')
| -rw-r--r-- | libpager/pager.h | 42 |
1 files changed, 13 insertions, 29 deletions
diff --git a/libpager/pager.h b/libpager/pager.h index f14302ea..3fa89845 100644 --- a/libpager/pager.h +++ b/libpager/pager.h @@ -1,5 +1,5 @@ /* Definitions for multi-threaded pager library - Copyright (C) 1994 Free Software Foundation + Copyright (C) 1994, 1995 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 @@ -30,13 +30,17 @@ int pager_demuxer (mach_msg_header_t *inp, mach_msg_header_t *outp); /* Create a new pager. The pager will have a port created for it - (using libports) and will be immediately ready to receive requests. - U_PAGER will be provided to later calls to pager_find_address. - The pager will have one user reference created. MAY_CACHE and - COPY_STRATEGY are the original values of those attributes as - for memory_object_ready. */ + (using libports, in BUCKET of CLASS) and will be immediately ready + to receive requests. U_PAGER will be provided to later calls to + pager_find_address. The pager will have one user reference + created. MAY_CACHE and COPY_STRATEGY are the original values of + those attributes as for memory_object_ready. Users may create + references to pagers by use of the relevant ports library + functions. */ struct pager * pager_create (struct user_pager_info *u_pager, + struct port_bucket *bucket, + struct port_class *class, boolean_t may_cache, memory_object_copy_strategy_t copy_strategy); @@ -86,14 +90,6 @@ pager_change_attributes (struct pager *pager, mach_port_t pager_get_port (struct pager *pager); -/* Call this whenever a no-senders notification is called for a port - of type pager_port_type. The first argument is the result of a - check_port_type. */ -void -pager_no_senders (struct pager *pager, - mach_port_seqno_t seqno, - mach_port_mscount_t mscount); - /* Force termination of a pager. After this returns, no more paging requests on the pager will be honored, and the pager will be deallocated. (The actual deallocation might @@ -102,9 +98,9 @@ pager_no_senders (struct pager *pager, void pager_shutdown (struct pager *pager); -/* This is a clean routine which should be called when a pager port - is being deallocated. It is suitable to be installed directly into - the libports_cleanroutines array. ARG is the address of the +/* This is a clean routine which should be called when a pager port is + being deallocated. It can be specified as the clean routine for + the port classes passed in pager_create. ARG is the address of the struct pager referenced by the port. */ void pager_clean (void *arg); @@ -114,18 +110,6 @@ pager_clean (void *arg); error_t pager_get_error (struct pager *p, vm_address_t addr); -/* Allocate a user reference to pager structure P */ -void -pager_reference (struct pager *p); - -/* Deallocate a user reference to pager structure P */ -void -pager_unreference (struct pager *p); - -/* The user must set this variable. This will be the type used in calls - to allocate_port by the pager system. */ -extern int pager_port_type; - /* The user must define this function. For pager PAGER, read one page from offset PAGE. Set *BUF to be the address of the page, and set *WRITE_LOCK if the page must be provided read-only. |