svn commit: r207571 - head/sys/dev/ti
Alan Cox
alc at FreeBSD.org
Mon May 3 15:52:00 UTC 2010
Author: alc
Date: Mon May 3 15:51:59 2010
New Revision: 207571
URL: http://svn.freebsd.org/changeset/base/207571
Log:
Neither the page lock nor the page queues lock is required to unwire and
free a VM_ALLOC_NOOBJ page. (Such pages are unmanaged.)
Modified:
head/sys/dev/ti/if_ti.c
Modified: head/sys/dev/ti/if_ti.c
==============================================================================
--- head/sys/dev/ti/if_ti.c Mon May 3 14:30:49 2010 (r207570)
+++ head/sys/dev/ti/if_ti.c Mon May 3 15:51:59 2010 (r207571)
@@ -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);
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