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patch vm-cleanup

@@ -1174,55 +1174,10 @@
 
         return (0);
 }
 
 static void
-zulu_hat_swapout(struct xhat *xhat)
-{
-        struct zulu_hat *zhat = (struct zulu_hat *)xhat;
-        struct zulu_hat_blk *zblk;
-        struct zulu_hat_blk *free_list = NULL;
-        int     i;
-        int     nblks = 0;
-
-        TNF_PROBE_1(zulu_hat_swapout, "zulu_hat", /* CSTYLED */,
-                tnf_int, zulu_ctx, zhat->zulu_ctx);
-
-        mutex_enter(&zhat->lock);
-
-        /*
-         * real swapout calls are rare so we don't do anything in
-         * particular to optimize them.
-         *
-         * Just loop over all buckets in the hash table and free each
-         * zblk.
-         */
-        for (i = 0; i < ZULU_HASH_TBL_NUM; i++) {
-                struct zulu_hat_blk *next;
-                for (zblk = zhat->hash_tbl[i]; zblk != NULL; zblk = next) {
-                        next = zblk->zulu_hash_next;
-                        zulu_hat_remove_map(zhat, zblk);
-                        add_to_free_list(&free_list, zblk);
-                        nblks++;
-                }
-        }
-
-        /*
-         * remove all mappings for this context from zulu hardware.
-         */
-        zulu_hat_demap_ctx(zhat->zdev, zhat->zulu_ctx);
-
-        mutex_exit(&zhat->lock);
-
-        free_zblks(free_list);
-
-        TNF_PROBE_1(zulu_hat_swapout_done, "zulu_hat", /* CSTYLED */,
-                tnf_int, nblks, nblks);
-}
-
-
-static void
 zulu_hat_unshare(struct xhat *xhat, caddr_t vaddr, size_t size)
 {
         TNF_PROBE_0(zulu_hat_unshare, "zulu_hat", /* CSTYLED */);
 
         zulu_hat_unload(xhat, vaddr, size, 0);

@@ -1310,12 +1265,10 @@
         zulu_hat_alloc,         /* xhat_alloc */
         zulu_hat_free,          /* xhat_free */
         zulu_hat_free_start,    /* xhat_free_start */
         NULL,                   /* xhat_free_end */
         NULL,                   /* xhat_dup */
-        NULL,                   /* xhat_swapin */
-        zulu_hat_swapout,       /* xhat_swapout */
         zulu_hat_memload,       /* xhat_memload */
         zulu_hat_memload_array, /* xhat_memload_array */
         zulu_hat_devload,       /* xhat_devload */
         zulu_hat_unload,        /* xhat_unload */
         zulu_hat_unload_callback, /* xhat_unload_callback */