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| author | Sage Weil <sage@newdream.net> | 2011-08-04 19:03:44 +0400 |
|---|---|---|
| committer | Sage Weil <sage@newdream.net> | 2011-10-26 03:10:15 +0400 |
| commit | 83817e35cbd9b36db955a22418c9e30324353587 (patch) | |
| tree | bd2e52d560e74061310e27ef4028a4f2c75c9801 /fs/ceph/super.c | |
| parent | 7c272194e66e91830b90f6202e61c69f8590f1eb (diff) | |
| download | linux-83817e35cbd9b36db955a22418c9e30324353587.tar.xz | |
ceph: rename rsize -> rasize
It controls readahead.
Signed-off-by: Sage Weil <sage@newdream.net>
Diffstat (limited to 'fs/ceph/super.c')
| -rw-r--r-- | fs/ceph/super.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/fs/ceph/super.c b/fs/ceph/super.c index 88bacaf385d9..387addbf942e 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -114,6 +114,7 @@ static int ceph_sync_fs(struct super_block *sb, int wait) enum { Opt_wsize, Opt_rsize, + Opt_rasize, Opt_caps_wanted_delay_min, Opt_caps_wanted_delay_max, Opt_cap_release_safety, @@ -136,6 +137,7 @@ enum { static match_table_t fsopt_tokens = { {Opt_wsize, "wsize=%d"}, {Opt_rsize, "rsize=%d"}, + {Opt_rasize, "rasize=%d"}, {Opt_caps_wanted_delay_min, "caps_wanted_delay_min=%d"}, {Opt_caps_wanted_delay_max, "caps_wanted_delay_max=%d"}, {Opt_cap_release_safety, "cap_release_safety=%d"}, @@ -196,6 +198,9 @@ static int parse_fsopt_token(char *c, void *private) case Opt_rsize: fsopt->rsize = intval; break; + case Opt_rasize: + fsopt->rasize = intval; + break; case Opt_caps_wanted_delay_min: fsopt->caps_wanted_delay_min = intval; break; @@ -293,6 +298,7 @@ static int parse_mount_options(struct ceph_mount_options **pfsopt, fsopt->flags = CEPH_MOUNT_OPT_DEFAULT; fsopt->rsize = CEPH_RSIZE_DEFAULT; + fsopt->rasize = CEPH_RASIZE_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; @@ -376,6 +382,8 @@ static int ceph_show_options(struct seq_file *m, struct vfsmount *mnt) seq_printf(m, ",wsize=%d", fsopt->wsize); if (fsopt->rsize != CEPH_RSIZE_DEFAULT) seq_printf(m, ",rsize=%d", fsopt->rsize); + if (fsopt->rasize != CEPH_RASIZE_DEFAULT) + seq_printf(m, ",rasize=%d", fsopt->rsize); if (fsopt->congestion_kb != default_congestion_kb()) seq_printf(m, ",write_congestion_kb=%d", fsopt->congestion_kb); if (fsopt->caps_wanted_delay_min != CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT) @@ -774,10 +782,10 @@ static int ceph_register_bdi(struct super_block *sb, { int err; - /* set ra_pages based on rsize mount option? */ - if (fsc->mount_options->rsize >= PAGE_CACHE_SIZE) + /* set ra_pages based on rasize mount option? */ + if (fsc->mount_options->rasize >= PAGE_CACHE_SIZE) fsc->backing_dev_info.ra_pages = - (fsc->mount_options->rsize + PAGE_CACHE_SIZE - 1) + (fsc->mount_options->rasize + PAGE_CACHE_SIZE - 1) >> PAGE_SHIFT; else fsc->backing_dev_info.ra_pages = |