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alphabetically sort optional flags and add documentation for VM_ALLOC_NODUMP

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This commit is contained in:
Kip Macy 2012-01-28 17:27:58 +00:00
parent 986e5ec7af
commit e013216e41
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=230646
1 changed files with 15 additions and 12 deletions
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27
share/man/man9/vm_page_alloc.9
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@ -90,23 +90,18 @@ than zero.
.Pp
The optional flags are:
.Bl -tag -width ".Dv VM_ALLOC_IFNOTCACHED"
.It Dv VM_ALLOC_ZERO
Indicate a preference for a pre-zeroed page.
There is no guarantee that the returned page will be zeroed, but it
will have the
.Dv PG_ZERO
flag set if it is zeroed.
.It Dv VM_ALLOC_NOBUSY
The returned page will not have the
.Dv VPO_BUSY
flag set.
.It Dv VM_ALLOC_NODUMP
The returned page will not be included in any kernel core dumps
regardless of whether or not it is mapped in to KVA.
.It Dv VM_ALLOC_NOOBJ
Do not associate the allocated page with a vm object.
The
.Fa object
argument is ignored.
.It Dv VM_ALLOC_NOBUSY
The returned page will not have the
.Dv VPO_BUSY
flag set.
.It Dv VM_ALLOC_WIRED
The returned page will be wired.
.It Dv VM_ALLOC_IFCACHED
Allocate the page only if it is cached.
Otherwise, return
@ -117,6 +112,14 @@ Only allocate the page if it is not cached in the
If the page at the specified
.Fa pindex
is cached, NULL is returned instead.
.It Dv VM_ALLOC_WIRED
The returned page will be wired.
.It Dv VM_ALLOC_ZERO
Indicate a preference for a pre-zeroed page.
There is no guarantee that the returned page will be zeroed, but it
will have the
.Dv PG_ZERO
flag set if it is zeroed.
.El
.El
.Sh RETURN VALUES