Displaying 1 result from an estimated 1 matches for "send_invalidate_req".
2012 Jan 12
4
[PATCH] qemu-dm: add command to flush buffer cache
Add support for a xenstore dm command to flush qemu''s buffer cache.
qemu will just keep mapping pages and not release them, which causes problems
for the memory pager (since the page is mapped, it won''t get paged out). When
the pager has trouble finding a page to page out, it asks qemu to flush its
buffer, which releases all the page mappings. This makes it possible to find