Shrink "struct vm_object" by not spending a full 32 bits
on "objtype_t".
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cbfe363a6d
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6877f580de
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=52568
@ -75,7 +75,7 @@
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#include <machine/atomic.h>
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enum obj_type { OBJT_DEFAULT, OBJT_SWAP, OBJT_VNODE, OBJT_DEVICE, OBJT_DEAD };
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typedef enum obj_type objtype_t;
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typedef u_char objtype_t;
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/*
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* Types defined:
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@ -90,11 +90,11 @@ struct vm_object {
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TAILQ_ENTRY(vm_object) shadow_list; /* chain of shadow objects */
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TAILQ_HEAD(, vm_page) memq; /* list of resident pages */
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int generation; /* generation ID */
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objtype_t type; /* type of pager */
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vm_size_t size; /* Object size */
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int ref_count; /* How many refs?? */
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int shadow_count; /* how many objects that this is a shadow for */
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int hash_rand; /* vm hash table randomizer */
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objtype_t type; /* type of pager */
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u_short flags; /* see below */
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u_short pg_color; /* color of first page in obj */
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u_short paging_in_progress; /* Paging (in or out) so don't collapse or destroy */
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