Considering 32bit kernel client, set s_maxbytes to MAX_LFS_FILESIZE
when m_max_file_size is larger than MAX_LFS_FILESIZE.
Signed-off-by: Chengguang Xu <cgxu519@xxxxxxx>
---
fs/ceph/mds_client.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c
index df0a3bb0f6a5..5b12da7ff277 100644
--- a/fs/ceph/mds_client.c
+++ b/fs/ceph/mds_client.c
@@ -4057,7 +4057,11 @@ void ceph_mdsc_handle_mdsmap(struct ceph_mds_client *mdsc, struct ceph_msg *msg)
} else {
mdsc->mdsmap = newmap; /* first mds map */
}
- mdsc->fsc->sb->s_maxbytes = mdsc->mdsmap->m_max_file_size;
+
+ if (mdsc->mdsmap->m_max_file_size <= MAX_LFS_FILESIZE)
+ mdsc->fsc->sb->s_maxbytes = mdsc->mdsmap->m_max_file_size;
+ else
+ mdsc->fsc->sb->s_maxbytes = MAX_LFS_FILESIZE;
__wake_requests(mdsc, &mdsc->waiting_for_map);
ceph_monc_got_map(&mdsc->fsc->client->monc, CEPH_SUB_MDSMAP,
--
2.17.1
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