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Shrink "struct vm_object" by not spending a full 32 bits

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on "objtype_t".
This commit is contained in:
Alan Cox 1999-10-27 17:47:24 +00:00
parent cbfe363a6d
commit 6877f580de
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=52568
1 changed files with 2 additions and 2 deletions
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4
sys/vm/vm_object.h
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@ -75,7 +75,7 @@
#include <machine/atomic.h>
enum obj_type { OBJT_DEFAULT, OBJT_SWAP, OBJT_VNODE, OBJT_DEVICE, OBJT_DEAD };
typedef enum obj_type objtype_t;
typedef u_char objtype_t;
/*
* Types defined:
@ -90,11 +90,11 @@ struct vm_object {
TAILQ_ENTRY(vm_object) shadow_list; /* chain of shadow objects */
TAILQ_HEAD(, vm_page) memq; /* list of resident pages */
int generation; /* generation ID */
objtype_t type; /* type of pager */
vm_size_t size; /* Object size */
int ref_count; /* How many refs?? */
int shadow_count; /* how many objects that this is a shadow for */
int hash_rand; /* vm hash table randomizer */
objtype_t type; /* type of pager */
u_short flags; /* see below */
u_short pg_color; /* color of first page in obj */
u_short paging_in_progress; /* Paging (in or out) so don't collapse or destroy */