[Cluster-devel] cluster/gfs-kernel/src/gfs super.c
wcheng at sourceware.org
wcheng at sourceware.org
Tue Feb 6 22:08:37 UTC 2007
CVSROOT: /cvs/cluster
Module name: cluster
Branch: RHEL4
Changes by: wcheng at sourceware.org 2007-02-06 22:08:37
Modified files:
gfs-kernel/src/gfs: super.c
Log message:
Bugzilla 220622:
Allow vmalloc in stat_gfs_async() (as in RHEL5) to alleviate statfs
performance issue. This should allow statfs_slot tunable to take
more asynchronous locks. Hopefully "df" and "ls" could run a little
bit faster with this.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/cluster/gfs-kernel/src/gfs/super.c.diff?cvsroot=cluster&only_with_tag=RHEL4&r1=1.12.2.6&r2=1.12.2.7
--- cluster/gfs-kernel/src/gfs/super.c 2007/01/22 07:43:52 1.12.2.6
+++ cluster/gfs-kernel/src/gfs/super.c 2007/02/06 22:08:36 1.12.2.7
@@ -18,6 +18,7 @@
#include <asm/semaphore.h>
#include <linux/completion.h>
#include <linux/buffer_head.h>
+#include <linux/vmalloc.h>
#include "gfs.h"
#include "dio.h"
@@ -841,7 +842,7 @@
memset(sg, 0, sizeof(struct gfs_stat_gfs));
- gha = kmalloc(slots * sizeof(struct gfs_holder), GFP_KERNEL);
+ gha = vmalloc(slots * sizeof(struct gfs_holder));
if (!gha)
return -ENOMEM;
memset(gha, 0, slots * sizeof(struct gfs_holder));
@@ -885,7 +886,7 @@
yield();
}
- kfree(gha);
+ vfree(gha);
return error;
}
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