Fixed a potential bug ( but maybe not ), where sendfile() clears PG_BUSY
on a page without testing for waiters. Also collapsed busy wait into new vm_page_sleep_busy() inline ( see vm/vm_page.h )
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@ -34,7 +34,7 @@
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* SUCH DAMAGE.
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*
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* @(#)uipc_syscalls.c 8.4 (Berkeley) 2/21/94
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* $Id: uipc_syscalls.c,v 1.49 1998/12/07 21:58:29 archie Exp $
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* $Id: uipc_syscalls.c,v 1.50 1999/01/21 08:29:04 dillon Exp $
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*/
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#include "opt_compat.h"
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