diff options
| author |   thib <thib@openbsd.org> | 2010-06-14 10:05:37 +0000 |
|---|---|---|
| committer | thib <thib@openbsd.org> | 2010-06-14 10:05:37 +0000 |
| commit | 6067580262fbce4f679d2760b1b6f602a7843b22 (patch) | |
| tree | b862b26c4f3fde7d15e8d06415a195a285cdb566 /sys | |
| parent | remove the scsi_buf_* functions as these have been (diff) | |
| download | wireguard-openbsd-6067580262fbce4f679d2760b1b6f602a7843b22.tar.xz wireguard-openbsd-6067580262fbce4f679d2760b1b6f602a7843b22.zip | |
tidy this file up a bit. reorder a few comments,
fix up prototypes etc.
ok oga@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/uvm/uvm_anon.h | 43 |
1 files changed, 18 insertions, 25 deletions
diff --git a/sys/uvm/uvm_anon.h b/sys/uvm/uvm_anon.h index a454b5572c6..a2f927f24e1 100644 --- a/sys/uvm/uvm_anon.h +++ b/sys/uvm/uvm_anon.h @@ -1,4 +1,4 @@ -/* $OpenBSD: uvm_anon.h,v 1.14 2007/06/18 21:51:15 pedro Exp $ */ +/* $OpenBSD: uvm_anon.h,v 1.15 2010/06/14 10:05:37 thib Exp $ */ /* $NetBSD: uvm_anon.h,v 1.13 2000/12/27 09:17:04 chs Exp $ */ /* @@ -37,10 +37,6 @@ #define _UVM_UVM_ANON_H_ /* - * uvm_anon.h - */ - -/* * anonymous memory management * * anonymous virtual memory is short term virtual memory that goes away @@ -51,10 +47,14 @@ struct vm_anon { struct vm_page *an_page; /* if in RAM [an_lock] */ int an_ref; /* reference count [an_lock] */ - int an_swslot; /* drum swap slot # (if != 0) - [an_lock. also, it is ok to read - an_swslot if we hold an_page PG_BUSY] */ - simple_lock_data_t an_lock; /* lock for an_ref */ + + /* + * Drum swap slot # (if != 0) [an_lock or not, if we hold an_page + * PG_BUSY] + */ + int an_swslot; + + simple_lock_data_t an_lock; }; /* @@ -76,6 +76,9 @@ struct vm_anon { /* * processes reference anonymous virtual memory maps with an anonymous * reference structure: + * Note that the offset field indicates which part of the amap we are + * referencing. + * Locked by vm_map lock. */ struct vm_aref { @@ -83,23 +86,13 @@ struct vm_aref { struct vm_amap *ar_amap; /* pointer to amap */ }; -/* - * the offset field indicates which part of the amap we are referencing. - * locked by vm_map lock. - */ - #ifdef _KERNEL - -/* - * prototypes - */ - -struct vm_anon *uvm_analloc(void); -void uvm_anfree(struct vm_anon *); -void uvm_anon_init(void); -struct vm_page *uvm_anon_lockloanpg(struct vm_anon *); -void uvm_anon_dropswap(struct vm_anon *); -boolean_t uvm_anon_pagein(struct vm_anon *); +struct vm_anon *uvm_analloc(void); +void uvm_anfree(struct vm_anon *); +void uvm_anon_init(void); +struct vm_page *uvm_anon_lockloanpg(struct vm_anon *); +void uvm_anon_dropswap(struct vm_anon *); +boolean_t uvm_anon_pagein(struct vm_anon *); #endif /* _KERNEL */ #endif /* _UVM_UVM_ANON_H_ */ |