Date: Tue, 19 Feb 2002 15:19:31 -0800 (PST) From: Tor Egge <tegge@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/vm vm_page.c vm_page.h vm_pageq.c Message-ID: <200202192319.g1JNJVF31656@freefall.freebsd.org>
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tegge 2002/02/19 15:19:31 PST
Modified files:
sys/vm vm_page.c vm_page.h vm_pageq.c
Log:
Add a page queue, PQ_HOLD, that temporarily owns pages with nonzero hold
count that would otherwise be on one of the free queues. This eliminates a
panic when broken programs unmap memory that still has pending IO from raw
devices.
Reviewed by: dillon, alc
Revision Changes Path
1.178 +8 -3 src/sys/vm/vm_page.c
1.94 +3 -2 src/sys/vm/vm_page.h
1.2 +1 -0 src/sys/vm/vm_pageq.c
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