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Correct some comments after r328954.

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Reviewed by:	kib
Differential Revision:	https://reviews.freebsd.org/D14486
This commit is contained in:
Mark Johnston 2018-02-23 23:27:53 +00:00
parent 9140bff7ed
commit 5f70fb1425
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=329886
1 changed files with 11 additions and 11 deletions
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22
sys/vm/vm_reserv.c
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@ -511,19 +511,14 @@ vm_reserv_populate(vm_reserv_t rv, int index)
}
/*
* Allocates a contiguous set of physical pages of the given size "npages"
* from existing or newly created reservations. All of the physical pages
* must be at or above the given physical address "low" and below the given
* physical address "high". The given value "alignment" determines the
* alignment of the first physical page in the set. If the given value
* "boundary" is non-zero, then the set of physical pages cannot cross any
* physical address boundary that is a multiple of that value. Both
* "alignment" and "boundary" must be a power of two.
* Attempts to allocate a contiguous set of physical pages from existing
* reservations. See vm_reserv_alloc_contig() for a description of the
* function's parameters.
*
* The page "mpred" must immediately precede the offset "pindex" within the
* specified object.
*
* The object and free page queue must be locked.
* The object must be locked.
*/
vm_page_t
vm_reserv_extend_contig(int req, vm_object_t object, vm_pindex_t pindex,
@ -606,7 +601,7 @@ vm_reserv_extend_contig(int req, vm_object_t object, vm_pindex_t pindex,
/*
* Allocates a contiguous set of physical pages of the given size "npages"
* from existing or newly created reservations. All of the physical pages
* from newly created reservations. All of the physical pages
* must be at or above the given physical address "low" and below the given
* physical address "high". The given value "alignment" determines the
* alignment of the first physical page in the set. If the given value
@ -614,6 +609,9 @@ vm_reserv_extend_contig(int req, vm_object_t object, vm_pindex_t pindex,
* physical address boundary that is a multiple of that value. Both
* "alignment" and "boundary" must be a power of two.
*
* Callers should first invoke vm_reserv_extend_contig() to attempt an
* allocation from existing reservations.
*
* The page "mpred" must immediately precede the offset "pindex" within the
* specified object.
*
@ -836,7 +834,9 @@ vm_reserv_extend(int req, vm_object_t object, vm_pindex_t pindex, int domain,
}
/*
* Allocates a page from an existing reservation.
* Attempts to allocate a new reservation for the object, and allocates a
* page from that reservation. Callers should first invoke vm_reserv_extend()
* to attempt an allocation from an existing reservation.
*
* The page "mpred" must immediately precede the offset "pindex" within the
* specified object.