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ceph: don't enable rbytes mount option by default 

When rbytes mount option is enabled, directory size is recursive
size. Recursive size is not updated instantly. This can cause
directory size to change between successive stat(1)

Signed-off-by: Yan, Zheng <zyan@redhat.com>
This commit is contained in:
Yan, Zheng 2016-01-25 10:44:33 +08:00 committed by Ilya Dryomov
parent d1eee0c0e1
commit 133e91566c
2 changed files with 3 additions and 4 deletions
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4
fs/ceph/super.c
View File

@ -439,8 +439,8 @@ static int ceph_show_options(struct seq_file *m, struct dentry *root)
if (fsopt->flags & CEPH_MOUNT_OPT_DIRSTAT)
seq_puts(m, ",dirstat");
if ((fsopt->flags & CEPH_MOUNT_OPT_RBYTES) == 0)
seq_puts(m, ",norbytes");
if ((fsopt->flags & CEPH_MOUNT_OPT_RBYTES))
seq_puts(m, ",rbytes");
if (fsopt->flags & CEPH_MOUNT_OPT_NOASYNCREADDIR)
seq_puts(m, ",noasyncreaddir");
if ((fsopt->flags & CEPH_MOUNT_OPT_DCACHE) == 0)

3
fs/ceph/super.h
View File

@ -37,8 +37,7 @@
#define CEPH_MOUNT_OPT_FSCACHE (1<<10) /* use fscache */
#define CEPH_MOUNT_OPT_NOPOOLPERM (1<<11) /* no pool permission check */
#define CEPH_MOUNT_OPT_DEFAULT (CEPH_MOUNT_OPT_RBYTES | \
CEPH_MOUNT_OPT_DCACHE)
#define CEPH_MOUNT_OPT_DEFAULT CEPH_MOUNT_OPT_DCACHE
#define ceph_set_mount_opt(fsc, opt) \
(fsc)->mount_options->flags |= CEPH_MOUNT_OPT_##opt;