kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

mm, hugetlb: change variable name reservations to resv

Browse source 
'reservations' is so long name as a variable and we use 'resv_map' to
represent 'struct resv_map' in other place.  To reduce confusion and
unreadability, change it.

Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Reviewed-by: Aneesh Kumar <aneesh.kumar@linux.vnet.ibm.com>
Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
Reviewed-by: Davidlohr Bueso <davidlohr@hp.com>
Cc: David Gibson <david@gibson.dropbear.id.au>
Cc: Wanpeng Li <liwanp@linux.vnet.ibm.com>
Cc: Hillf Danton <dhillf@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joonsoo Kim 2013-09-11 14:21:53 -07:00 committed by Linus Torvalds
parent 4ef9184804
commit f522c3ac00
1 changed files with 13 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
mm/hugetlb.c
View file

@ -1115,9 +1115,9 @@ static long vma_needs_reservation(struct hstate *h,
} else {
long err;
pgoff_t idx = vma_hugecache_offset(h, vma, addr);
struct resv_map *reservations = vma_resv_map(vma);
struct resv_map *resv = vma_resv_map(vma);
err = region_chg(&reservations->regions, idx, idx + 1);
err = region_chg(&resv->regions, idx, idx + 1);
if (err < 0)
return err;
return 0;
@ -1135,10 +1135,10 @@ static void vma_commit_reservation(struct hstate *h,
} else if (is_vma_resv_set(vma, HPAGE_RESV_OWNER)) {
pgoff_t idx = vma_hugecache_offset(h, vma, addr);
struct resv_map *reservations = vma_resv_map(vma);
struct resv_map *resv = vma_resv_map(vma);
/* Mark this page used in the map. */
region_add(&reservations->regions, idx, idx + 1);
region_add(&resv->regions, idx, idx + 1);
}
}
@ -2188,7 +2188,7 @@ out:
static void hugetlb_vm_op_open(struct vm_area_struct *vma)
{
struct resv_map *reservations = vma_resv_map(vma);
struct resv_map *resv = vma_resv_map(vma);
/*
* This new VMA should share its siblings reservation map if present.
@ -2198,34 +2198,34 @@ static void hugetlb_vm_op_open(struct vm_area_struct *vma)
* after this open call completes. It is therefore safe to take a
* new reference here without additional locking.
*/
if (reservations)
kref_get(&reservations->refs);
if (resv)
kref_get(&resv->refs);
}
static void resv_map_put(struct vm_area_struct *vma)
{
struct resv_map *reservations = vma_resv_map(vma);
struct resv_map *resv = vma_resv_map(vma);
if (!reservations)
if (!resv)
return;
kref_put(&reservations->refs, resv_map_release);
kref_put(&resv->refs, resv_map_release);
}
static void hugetlb_vm_op_close(struct vm_area_struct *vma)
{
struct hstate *h = hstate_vma(vma);
struct resv_map *reservations = vma_resv_map(vma);
struct resv_map *resv = vma_resv_map(vma);
struct hugepage_subpool *spool = subpool_vma(vma);
unsigned long reserve;
unsigned long start;
unsigned long end;
if (reservations) {
if (resv) {
start = vma_hugecache_offset(h, vma, vma->vm_start);
end = vma_hugecache_offset(h, vma, vma->vm_end);
reserve = (end - start) -
region_count(&reservations->regions, start, end);
region_count(&resv->regions, start, end);
resv_map_put(vma);