[2/7] hugetlb: fix zap_hugetlb_resources()

William Lee Irwin III (wli@holomorphy.com)
Tue, 05 Nov 2002 18:29:33 -0800


This patch eliminates zap_hugetlb_resources, along with its usages.
This actually fixes bugs, as zap_hugetlb_resources was itself buggy.

hugetlbpage.c | 11 ++---------
1 files changed, 2 insertions(+), 9 deletions(-)

diff -urpN numaq-2.5.46/arch/i386/mm/hugetlbpage.c hugetlbfs-2.5.46/arch/i386/mm/hugetlbpage.c
--- numaq-2.5.46/arch/i386/mm/hugetlbpage.c 2002-11-04 14:30:50.000000000 -0800
+++ hugetlbfs-2.5.46/arch/i386/mm/hugetlbpage.c 2002-11-05 11:00:42.000000000 -0800
@@ -23,8 +23,6 @@ struct list_head htlbpage_freelist;
spinlock_t htlbpage_lock = SPIN_LOCK_UNLOCKED;
extern long htlbpagemem;

-void zap_hugetlb_resources(struct vm_area_struct *);
-
#define MAX_ID 32
struct htlbpagekey {
struct inode *in;
@@ -143,7 +141,7 @@ int make_hugetlb_pages_present(unsigned
out_error: /* Error case, remove the partial lp_resources. */
if (addr > vma->vm_start) {
vma->vm_end = addr;
- zap_hugetlb_resources(vma);
+ zap_hugepage_range(vma, vma->vm_start, vma->vm_end - vma->vm_start);
vma->vm_end = end;
}
spin_unlock(&mm->page_table_lock);
@@ -263,11 +261,6 @@ void zap_hugepage_range(struct vm_area_s
spin_unlock(&mm->page_table_lock);
}

-void zap_hugetlb_resources(struct vm_area_struct *vma)
-{
- zap_hugepage_range(vma, vma->vm_start, vma->vm_end);
-}
-
static void unlink_vma(struct vm_area_struct *mpnt)
{
struct mm_struct *mm = current->mm;
@@ -397,7 +390,7 @@ out:
unsigned long raddr;
raddr = vma->vm_end;
vma->vm_end = addr;
- zap_hugetlb_resources(vma);
+ zap_hugepage_range(vma, vma->vm_start, vma->vm_end - vma->vm_start);
vma->vm_end = raddr;
}
spin_unlock(&mm->page_table_lock);
-
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