Author: asomers
Date: Sun Jul 28 16:07:27 2019
New Revision: 350390
URL: https://svnweb.freebsd.org/changeset/base/350390
Log:
Better comments for vlrureclaim
MFC after: 2 weeks
Sponsored by: The FreeBSD Foundation
Modified:
head/sys/kern/vfs_subr.c
Modified: head/sys/kern/vfs_subr.c
==============================================================================
--- head/sys/kern/vfs_subr.c Sun Jul 28 15:20:47 2019 (r350389)
+++ head/sys/kern/vfs_subr.c Sun Jul 28 16:07:27 2019 (r350390)
@@ -947,9 +947,16 @@ vattr_null(struct vattr *vap)
* desirable to reuse such vnodes. These conditions may cause the
* number of vnodes to reach some minimum value regardless of what
* you set kern.maxvnodes to. Do not set kern.maxvnodes too low.
+ *
+ * @param mp Try to reclaim vnodes from this mountpoint
+ * @param reclaim_nc_src Only reclaim directories with outgoing namecache
+ * entries if this argument is strue
+ * @param trigger Only reclaim vnodes with fewer than this many resident
+ * pages.
+ * @return The number of vnodes that were reclaimed.
*/
static int
-vlrureclaim(struct mount *mp, int reclaim_nc_src, int trigger)
+vlrureclaim(struct mount *mp, bool reclaim_nc_src, int trigger)
{
struct vnode *vp;
int count, done, target;
@@ -1238,7 +1245,8 @@ vnlru_proc(void)
{
struct mount *mp, *nmp;
unsigned long onumvnodes;
- int done, force, reclaim_nc_src, trigger, usevnodes;
+ int done, force, trigger, usevnodes;
+ bool reclaim_nc_src;
EVENTHANDLER_REGISTER(shutdown_pre_sync, kproc_shutdown, vnlruproc,
SHUTDOWN_PRI_FIRST);
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