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pmap_ts_modified.9freebsd
Langue: en
Version: 307262 (debian - 07/07/09)
Section: 9 (Appels noyau Linux)
BSD mandoc
NAME
pmap_is_modified pmap_ts_modified - return information about physical pagesSYNOPSIS
In sys/param.h In vm/vm.h In vm/pmap.h Ft boolean_t Fn pmap_is_modified vm_page_t m Ft int Fn pmap_ts_referenced vm_page_t mDESCRIPTION
The Fn pmap_is_modified and Fn pmap_ts_referenced functions return information about physical pages.RETURN VALUES
The Fn pmap_is_modified function returns the status of the ``page modified'' bit for the physical page Fa m .The Fn pmap_ts_referenced function returns a count of reference bits for a page Fa m , clearing those bits. It is not necessary for every reference bit to be cleared, but it is necessary that 0 only be returned when there are no remaining reference bits set on the page.
SEE ALSO
pmap(9), pmap_clear_modify9, pmap_clear_reference9AUTHORS
This manual page was written by An Bruce M Simpson Aq bms@spc.org .Contenus ©2006-2024 Benjamin Poulain
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