system/freebsd-src
system/freebsd-src
1
0
Fork 0
mirror of https://github.com/freebsd/freebsd-src synced 2024-07-09 04:36:31 +00:00
Code Issues Packages Projects Releases Wiki Activity

vm_phys: Factor out some calls to vm_freelist_add()

Browse Source 
A subsequent patch will make this factoring more worthwhile.

No functional change intended.

Reviewed by:	dougm, alc, kib, emaste
MFC after:	2 weeks
Differential Revision:	https://reviews.freebsd.org/D40400
This commit is contained in:
Mark Johnston 2024-06-13 20:11:15 -04:00
parent 69ccea1c89
commit d7ec4a8859
1 changed files with 15 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

23
sys/vm/vm_phys.c
View File

@ -680,6 +680,15 @@ vm_phys_split_pages(vm_page_t m, int oind, struct vm_freelist *fl, int order,
}
}
static void
vm_phys_enq_chunk(struct vm_freelist *fl, vm_page_t m, int order, int tail)
{
KASSERT(order >= 0 && order < VM_NFREEORDER,
("%s: invalid order %d", __func__, order));
vm_freelist_add(fl, m, order, tail);
}
/*
* Add the physical pages [m, m + npages) at the beginning of a power-of-two
* aligned and sized set to the specified free list.
@ -706,13 +715,13 @@ vm_phys_enq_beg(vm_page_t m, u_int npages, struct vm_freelist *fl, int tail)
KASSERT(m->order == VM_NFREEORDER,
("%s: page %p has unexpected order %d",
__func__, m, m->order));
order = ilog2(npages);
order = ilog2(npages);
KASSERT(order < VM_NFREEORDER,
("%s: order %d is out of range", __func__, order));
vm_freelist_add(fl, m, order, tail);
vm_phys_enq_chunk(fl, m, order, tail);
m += 1 << order;
npages -= 1 << order;
}
npages -= 1 << order;
}
}
/*
@ -743,9 +752,7 @@ vm_phys_enq_range(vm_page_t m, u_int npages, struct vm_freelist *fl, int tail)
("vm_phys_enq_range: page %p has unexpected order %d",
m, m->order));
order = ffs(npages) - 1;
KASSERT(order < VM_NFREEORDER,
("vm_phys_enq_range: order %d is out of range", order));
vm_freelist_add(fl, m, order, tail);
vm_phys_enq_chunk(fl, m, order, tail);
m += 1 << order;
npages -= 1 << order;
}
@ -1203,7 +1210,7 @@ vm_phys_enqueue_contig(vm_page_t m, u_long npages)
KASSERT(seg == &vm_phys_segs[m->segind],
("%s: page range [%p,%p) spans multiple segments",
__func__, m_end - npages, m));
vm_freelist_add(fl, m, order, 1);
vm_phys_enq_chunk(fl, m, order, 1);
m += 1 << order;
}
/* Free blocks of diminishing size. */