Author: kib
Date: Wed Jul 19 17:28:46 2017
New Revision: 321217
URL: https://svnweb.freebsd.org/changeset/base/321217
Log:
Remove unused function swap_pager_isswapped().
Noted by: alc
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Modified:
head/sys/vm/swap_pager.c
head/sys/vm/swap_pager.h
Modified: head/sys/vm/swap_pager.c
==============================================================================
--- head/sys/vm/swap_pager.c Wed Jul 19 16:54:34 2017 (r321216)
+++ head/sys/vm/swap_pager.c Wed Jul 19 17:28:46 2017 (r321217)
@@ -1585,43 +1585,6 @@ swp_pager_async_iodone(struct buf *bp)
);
}
-/*
- * swap_pager_isswapped:
- *
- * Return 1 if at least one page in the given object is paged
- * out to the given swap device.
- *
- * This routine may not sleep.
- */
-int
-swap_pager_isswapped(vm_object_t object, struct swdevt *sp)
-{
- daddr_t index = 0;
- int bcount;
- int i;
-
- VM_OBJECT_ASSERT_WLOCKED(object);
- if (object->type != OBJT_SWAP)
- return (0);
-
- mtx_lock(&swhash_mtx);
- for (bcount = 0; bcount < object->un_pager.swp.swp_bcount; bcount++) {
- struct swblock *swap;
-
- if ((swap = *swp_pager_hash(object, index)) != NULL) {
- for (i = 0; i < SWAP_META_PAGES; ++i) {
- if (swp_pager_isondev(swap->swb_pages[i], sp)) {
- mtx_unlock(&swhash_mtx);
- return (1);
- }
- }
- }
- index += SWAP_META_PAGES;
- }
- mtx_unlock(&swhash_mtx);
- return (0);
-}
-
int
swap_pager_nswapdev(void)
{
Modified: head/sys/vm/swap_pager.h
==============================================================================
--- head/sys/vm/swap_pager.h Wed Jul 19 16:54:34 2017 (r321216)
+++ head/sys/vm/swap_pager.h Wed Jul 19 17:28:46 2017 (r321217)
@@ -82,7 +82,6 @@ void swap_pager_copy(vm_object_t, vm_object_t, vm_pind
vm_pindex_t swap_pager_find_least(vm_object_t object, vm_pindex_t pindex);
void swap_pager_freespace(vm_object_t, vm_pindex_t, vm_size_t);
void swap_pager_swap_init(void);
-int swap_pager_isswapped(vm_object_t, struct swdevt *);
int swap_pager_nswapdev(void);
int swap_pager_reserve(vm_object_t, vm_pindex_t, vm_size_t);
void swap_pager_status(int *total, int *used);
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