Displaying 2 results from an estimated 2 matches for "deferred_entri".
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deferred_entry
2012 Mar 09
2
[PATCH] linux-2.6.18/gnttab: add deferred freeing logic
Signed-off-by: Jan Beulich <jbeulich@suse.com>
--- a/drivers/xen/core/gnttab.c
+++ b/drivers/xen/core/gnttab.c
@@ -35,6 +35,7 @@
#include <linux/sched.h>
#include <linux/mm.h>
#include <linux/seqlock.h>
+#include <linux/timer.h>
#include <xen/interface/xen.h>
#include <xen/gnttab.h>
#include <asm/pgtable.h>
@@ -183,35 +184,119 @@ int
2012 Apr 05
0
[PATCH] xen/gnttab: add deferred freeing logic
Rather than just leaking pages that can''t be freed at the point where
access permission for the backend domain gets revoked, put them on a
list and run a timer to (infrequently) retry freeing them. (This can
particularly happen when unloading a frontend driver when devices are
still present, and the backend still has them in non-closed state or
hasn''t finished closing them yet.)