From: Sage Weil <sage@newdream.net>
Date: Thu, 10 Mar 2011 21:33:26 +0000 (-0800)
Subject: ceph: move readahead default to fs/ceph from libceph
X-Git-Tag: v2.6.39-rc4~26^2~14
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=80456f8672f7e69d05c01627da03587dc1ea1603;p=platform%2Fupstream%2Fkernel-adaptation-pc.git

ceph: move readahead default to fs/ceph from libceph

Signed-off-by: Sage Weil <sage@newdream.net>
---

diff --git a/fs/ceph/super.c b/fs/ceph/super.c
index e39ea78..a9e78b4 100644
--- a/fs/ceph/super.c
+++ b/fs/ceph/super.c
@@ -293,7 +293,7 @@ static int parse_mount_options(struct ceph_mount_options **pfsopt,
         fsopt->sb_flags = flags;
         fsopt->flags = CEPH_MOUNT_OPT_DEFAULT;
 
-        fsopt->rsize = CEPH_MOUNT_RSIZE_DEFAULT;
+        fsopt->rsize = CEPH_RSIZE_DEFAULT;
         fsopt->snapdir_name = kstrdup(CEPH_SNAPDIRNAME_DEFAULT, GFP_KERNEL);
 	fsopt->caps_wanted_delay_min = CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT;
 	fsopt->caps_wanted_delay_max = CEPH_CAPS_WANTED_DELAY_MAX_DEFAULT;
@@ -375,7 +375,7 @@ static int ceph_show_options(struct seq_file *m, struct vfsmount *mnt)
 
 	if (fsopt->wsize)
 		seq_printf(m, ",wsize=%d", fsopt->wsize);
-	if (fsopt->rsize != CEPH_MOUNT_RSIZE_DEFAULT)
+	if (fsopt->rsize != CEPH_RSIZE_DEFAULT)
 		seq_printf(m, ",rsize=%d", fsopt->rsize);
 	if (fsopt->congestion_kb != default_congestion_kb())
 		seq_printf(m, ",write_congestion_kb=%d", fsopt->congestion_kb);
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 5405c90..619fe71 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -36,6 +36,7 @@
 #define ceph_test_mount_opt(fsc, opt) \
 	(!!((fsc)->mount_options->flags & CEPH_MOUNT_OPT_##opt))
 
+#define CEPH_RSIZE_DEFAULT             (512*1024) /* readahead */
 #define CEPH_MAX_READDIR_DEFAULT        1024
 #define CEPH_MAX_READDIR_BYTES_DEFAULT  (512*1024)
 #define CEPH_SNAPDIRNAME_DEFAULT        ".snap"
diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h
index 72c72bf..0d2e0ff 100644
--- a/include/linux/ceph/libceph.h
+++ b/include/linux/ceph/libceph.h
@@ -71,7 +71,6 @@ struct ceph_options {
 #define CEPH_OSD_TIMEOUT_DEFAULT    60  /* seconds */
 #define CEPH_OSD_KEEPALIVE_DEFAULT  5
 #define CEPH_OSD_IDLE_TTL_DEFAULT    60
-#define CEPH_MOUNT_RSIZE_DEFAULT    (512*1024) /* readahead */
 
 #define CEPH_MSG_MAX_FRONT_LEN	(16*1024*1024)
 #define CEPH_MSG_MAX_DATA_LEN	(16*1024*1024)