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Neither the page lock nor the page queues lock is required to unwire and

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free a VM_ALLOC_NOOBJ page.  (Such pages are unmanaged.)
This commit is contained in:
alc 2010-05-03 15:51:59 +00:00
parent 6e9b1a9819
commit 425dc5ab94
1 changed files with 0 additions and 2 deletions
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2
sys/dev/ti/if_ti.c
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@ -1488,10 +1488,8 @@ ti_newbuf_jumbo(sc, idx, m_old)
}
sf[i] = sf_buf_alloc(frame, SFB_NOWAIT);
if (sf[i] == NULL) {
vm_page_lock_queues();
vm_page_unwire(frame, 0);
vm_page_free(frame);
vm_page_unlock_queues();
device_printf(sc->ti_dev, "buffer allocation "
"failed -- packet dropped!\n");
printf(" index %d page %d\n", idx, i);