summaryrefslogtreecommitdiffstats
path: root/glusterfsd
diff options
context:
space:
mode:
authorPranith Kumar K <pkarampu@redhat.com>2013-07-11 12:52:11 +0530
committerVijay Bellur <vbellur@redhat.com>2013-07-12 07:36:05 -0700
commit61b09562b934b53dadcd566f6feb72301097933c (patch)
tree8087a81113e94f00f29eb0cac545eddfbad5bf5f /glusterfsd
parent07833f13d43a3e3532171bb2edbe068e3a7205b1 (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 'glusterfsd')
-rw-r--r--glusterfsd/src/glusterfsd.c32
-rw-r--r--glusterfsd/src/glusterfsd.h1
2 files changed, 33 insertions, 0 deletions
diff --git a/glusterfsd/src/glusterfsd.c b/glusterfsd/src/glusterfsd.c
index 1c746d9..213b589 100644
--- a/glusterfsd/src/glusterfsd.c
+++ b/glusterfsd/src/glusterfsd.c
@@ -198,6 +198,9 @@ static struct argp_option gf_options[] = {
"Enable internal memory accounting"},
{"fuse-mountopts", ARGP_FUSE_MOUNTOPTS_KEY, "OPTIONS", OPTION_HIDDEN,
"Extra mount options to pass to FUSE"},
+ {"use-readdirp", ARGP_FUSE_USE_READDIRP_KEY, "BOOL", OPTION_ARG_OPTIONAL,
+ "Use readdirp mode in fuse kernel module"
+ " [default: \"off\"]"},
{0, 0, 0, 0, "Miscellaneous Options:"},
{0, }
};
@@ -440,6 +443,16 @@ set_fuse_mount_options (glusterfs_ctx_t *ctx, dict_t *options)
goto err;
}
}
+
+ if (cmd_args->use_readdirp) {
+ ret = dict_set_str (options, "use-readdirp",
+ cmd_args->use_readdirp);
+ if (ret < 0) {
+ gf_log ("glusterfsd", GF_LOG_ERROR, "failed to set dict"
+ " value for key use-readdirp");
+ goto err;
+ }
+ }
ret = 0;
err:
return ret;
@@ -949,6 +962,25 @@ parse_opts (int key, char *arg, struct argp_state *state)
case ARGP_FUSE_MOUNTOPTS_KEY:
cmd_args->fuse_mountopts = gf_strdup (arg);
break;
+
+ case ARGP_FUSE_USE_READDIRP_KEY:
+ if (!arg)
+ arg = "no";
+
+ if (gf_string2boolean (arg, &b) == 0) {
+ if (b) {
+ cmd_args->use_readdirp = "yes";
+ } else {
+ cmd_args->use_readdirp = "no";
+ }
+
+ break;
+ }
+
+ argp_failure (state, -1, 0,
+ "unknown use-readdirp setting \"%s\"", arg);
+ break;
+
}
return 0;
diff --git a/glusterfsd/src/glusterfsd.h b/glusterfsd/src/glusterfsd.h
index 5b5805d..be91ce5 100644
--- a/glusterfsd/src/glusterfsd.h
+++ b/glusterfsd/src/glusterfsd.h
@@ -84,6 +84,7 @@ enum argp_option_keys {
ARGP_FUSE_CONGESTION_THRESHOLD_KEY = 162,
ARGP_INODE32_KEY = 163,
ARGP_FUSE_MOUNTOPTS_KEY = 164,
+ ARGP_FUSE_USE_READDIRP_KEY = 165,
};
struct _gfd_vol_top_priv_t {