diff options
| author | Pranith Kumar K <pkarampu@redhat.com> | 2013-07-11 12:52:11 +0530 |
|---|---|---|
| committer | Vijay Bellur <vbellur@redhat.com> | 2013-07-12 07:36:05 -0700 |
| commit | 61b09562b934b53dadcd566f6feb72301097933c (patch) | |
| tree | 8087a81113e94f00f29eb0cac545eddfbad5bf5f /xlators/mount | |
| parent | 07833f13d43a3e3532171bb2edbe068e3a7205b1 (diff) | |
mount/fuse: Provide option to use/not use kernel-readdirp
By default fuse kernel readdirp usage in fuse xlator is off.
When mount option use-readdirp=yes is provided it starts using
fuse-kernel's readdirp.
Change-Id: Id37edc53b1adc1638186d956c2f74c1e4e48aa59
BUG: 983477
Signed-off-by: Pranith Kumar K <pkarampu@redhat.com>
Reviewed-on: http://review.gluster.org/5322
Tested-by: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Raghavendra Bhat <raghavendra@redhat.com>
Reviewed-by: Vijay Bellur <vbellur@redhat.com>
Diffstat (limited to 'xlators/mount')
| -rw-r--r-- | xlators/mount/fuse/src/fuse-bridge.c | 13 | ||||
| -rw-r--r-- | xlators/mount/fuse/src/fuse-bridge.h | 3 | ||||
| -rwxr-xr-x | xlators/mount/fuse/utils/mount.glusterfs.in | 5 |
3 files changed, 19 insertions, 2 deletions
diff --git a/xlators/mount/fuse/src/fuse-bridge.c b/xlators/mount/fuse/src/fuse-bridge.c index 5b6fed9fe76..ce33009d8e3 100644 --- a/xlators/mount/fuse/src/fuse-bridge.c +++ b/xlators/mount/fuse/src/fuse-bridge.c @@ -3752,8 +3752,10 @@ fuse_init (xlator_t *this, fuse_in_header_t *finh, void *msg) if (fini->minor < 9) *priv->msg0_len_p = sizeof(*finh) + FUSE_COMPAT_WRITE_IN_SIZE; #endif - if (fini->flags & FUSE_DO_READDIRPLUS) - fino.flags |= FUSE_DO_READDIRPLUS; + if (priv->use_readdirp) { + if (fini->flags & FUSE_DO_READDIRPLUS) + fino.flags |= FUSE_DO_READDIRPLUS; + } if (fini->flags & FUSE_ASYNC_DIO) fino.flags |= FUSE_ASYNC_DIO; @@ -4728,6 +4730,7 @@ fuse_priv_dump (xlator_t *this) (int)private->strict_volfile_check); gf_proc_dump_write("reverse_thread_started", "%d", (int)private->reverse_fuse_thread_started); + gf_proc_dump_write("use_readdirp", "%d", private->use_readdirp); return 0; } @@ -5115,6 +5118,8 @@ init (xlator_t *this_xl) GF_OPTION_INIT ("enable-ino32", priv->enable_ino32, bool, cleanup_exit); + GF_OPTION_INIT ("use-readdirp", priv->use_readdirp, bool, cleanup_exit); + priv->fuse_dump_fd = -1; ret = dict_get_str (options, "dump-fuse", &value_string); if (ret == 0) { @@ -5394,5 +5399,9 @@ struct volume_options options[] = { { .key = {"fuse-mountopts"}, .type = GF_OPTION_TYPE_STR }, + { .key = {"use-readdirp"}, + .type = GF_OPTION_TYPE_BOOL, + .default_value = "no" + }, { .key = {NULL} }, }; diff --git a/xlators/mount/fuse/src/fuse-bridge.h b/xlators/mount/fuse/src/fuse-bridge.h index d90b85e727e..2626638dc4f 100644 --- a/xlators/mount/fuse/src/fuse-bridge.h +++ b/xlators/mount/fuse/src/fuse-bridge.h @@ -119,6 +119,9 @@ struct fuse_private { /* for fuse queue length and congestion threshold */ int background_qlen; int congestion_threshold; + + /* for using fuse-kernel readdirp*/ + gf_boolean_t use_readdirp; }; typedef struct fuse_private fuse_private_t; diff --git a/xlators/mount/fuse/utils/mount.glusterfs.in b/xlators/mount/fuse/utils/mount.glusterfs.in index 3fedb8ce342..c0a2ed1a743 100755 --- a/xlators/mount/fuse/utils/mount.glusterfs.in +++ b/xlators/mount/fuse/utils/mount.glusterfs.in @@ -135,6 +135,10 @@ start_glusterfs () cmd_line=$(echo "$cmd_line --direct-io-mode=$direct_io_mode"); fi + if [ -n "$use_readdirp" ]; then + cmd_line=$(echo "$cmd_line --use-readdirp=$use_readdirp"); + fi + if [ -n "$volume_name" ]; then cmd_line=$(echo "$cmd_line --volume-name=$volume_name"); fi @@ -376,6 +380,7 @@ main () "congestion-threshold") cong_threshold=$value ;; "xlator-option") xlator_option=$xlator_option" "$pair ;; "fuse-mountopts") fuse_mountopts=$value ;; + "use-readdirp") use_readdirp=$value ;; *) # Passthru [ -z "$fuse_mountopts" ] || fuse_mountopts="$fuse_mountopts," |