Remove unused function swap_pager_isswapped().
Noted by: alc Sponsored by: The FreeBSD Foundation MFC after: 1 week
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2ad9a5011e
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9680bb9877
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=321217
@ -1585,43 +1585,6 @@ swp_pager_async_iodone(struct buf *bp)
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);
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}
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/*
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* swap_pager_isswapped:
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*
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* Return 1 if at least one page in the given object is paged
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* out to the given swap device.
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*
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* This routine may not sleep.
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*/
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int
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swap_pager_isswapped(vm_object_t object, struct swdevt *sp)
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{
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daddr_t index = 0;
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int bcount;
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int i;
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VM_OBJECT_ASSERT_WLOCKED(object);
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if (object->type != OBJT_SWAP)
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return (0);
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mtx_lock(&swhash_mtx);
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for (bcount = 0; bcount < object->un_pager.swp.swp_bcount; bcount++) {
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struct swblock *swap;
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if ((swap = *swp_pager_hash(object, index)) != NULL) {
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for (i = 0; i < SWAP_META_PAGES; ++i) {
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if (swp_pager_isondev(swap->swb_pages[i], sp)) {
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mtx_unlock(&swhash_mtx);
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return (1);
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}
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}
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}
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index += SWAP_META_PAGES;
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}
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mtx_unlock(&swhash_mtx);
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return (0);
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}
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int
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swap_pager_nswapdev(void)
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{
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@ -82,7 +82,6 @@ void swap_pager_copy(vm_object_t, vm_object_t, vm_pindex_t, int);
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vm_pindex_t swap_pager_find_least(vm_object_t object, vm_pindex_t pindex);
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void swap_pager_freespace(vm_object_t, vm_pindex_t, vm_size_t);
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void swap_pager_swap_init(void);
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int swap_pager_isswapped(vm_object_t, struct swdevt *);
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int swap_pager_nswapdev(void);
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int swap_pager_reserve(vm_object_t, vm_pindex_t, vm_size_t);
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void swap_pager_status(int *total, int *used);
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