cvs commit: src/sys/vm vm_pageout.c

Jeff Roberson jroberson at chesapeake.net
Wed Sep 17 11:32:03 PDT 2003


On Tue, 16 Sep 2003, Alan Cox wrote:

> alc         2003/09/16 23:55:42 PDT
>
>   FreeBSD src repository
>
>   Modified files:
>     sys/vm               vm_pageout.c
>   Log:
>   When calling vget() on a vnode-backed vm object, acquire the vnode
>   interlock before releasing the vm object's lock.
>
>   Revision  Changes    Path
>   1.243     +3 -2      src/sys/vm/vm_pageout.c
>

Very interesting, can you describe the relationship between the vm object
lock and the interlock?  Why was a reference to the vnode not enough?

Thanks,
Jeff



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