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authorRaghavendra Bhat <raghavendrabhat@gluster.com>2012-01-17 10:50:21 +0530
committerVijay Bellur <vijay@gluster.com>2012-01-19 22:29:46 -0800
commit8150c29276d6e84a936a5b12fff1daa1fdfc9adb (patch)
treebfdde2a4b7e30944ceac08b06930c8be6aa12f8e /xlators
parent1020a3dfe9834468be96040633369d69dc9aeef3 (diff)
performance/io-cache: if the reconfigure option given is wrong, then unlock and return
In io-cache reconfigure we take the lock on ioc_table_t, and then get the options from the dict. If some value of some option given is wrong, we are returning without unlocking, leading to the hang. Change-Id: I5b3ebf0a8e9e2470d240b503167ff1731ff1b613 BUG: 782286 Signed-off-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Reviewed-on: http://review.gluster.com/2649 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Harshavardhana <fharshav@redhat.com> Reviewed-by: Vijay Bellur <vijay@gluster.com>
Diffstat (limited to 'xlators')
-rw-r--r--xlators/performance/io-cache/src/io-cache.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/xlators/performance/io-cache/src/io-cache.c b/xlators/performance/io-cache/src/io-cache.c
index 830386e0206..b74848f8373 100644
--- a/xlators/performance/io-cache/src/io-cache.c
+++ b/xlators/performance/io-cache/src/io-cache.c
@@ -1545,7 +1545,7 @@ reconfigure (xlator_t *this, dict_t *options)
gf_log (this->name, GF_LOG_WARNING,
"cache-timeout %d seconds invalid,"
" has to be >=0", cache_timeout);
- goto out;
+ goto unlock;
}
@@ -1553,7 +1553,7 @@ reconfigure (xlator_t *this, dict_t *options)
gf_log (this->name, GF_LOG_WARNING,
"cache-timeout %d seconds invalid,"
" has to be <=60", cache_timeout);
- goto out;
+ goto unlock;
}
table->cache_timeout = cache_timeout;
@@ -1577,7 +1577,7 @@ reconfigure (xlator_t *this, dict_t *options)
"invalid number format \"%s\" of "
"\"option cache-size\" Defaulting"
"to old value", cache_size_string);
- goto out;
+ goto unlock;
}
if (cache_size < (4 * GF_UNIT_MB)) {
@@ -1587,7 +1587,7 @@ reconfigure (xlator_t *this, dict_t *options)
"Max value can be 4MiB, Defaulting to "
"old value (%"PRIu64")",
cache_size_string, table->cache_size);
- goto out;
+ goto unlock;
}
if (cache_size > (6 * GF_UNIT_GB)) {
@@ -1597,7 +1597,7 @@ reconfigure (xlator_t *this, dict_t *options)
"Max value can be 6GiB, Defaulting to "
"old value (%"PRIu64")",
cache_size_string, table->cache_size);
- goto out;
+ goto unlock;
}
@@ -1620,7 +1620,7 @@ reconfigure (xlator_t *this, dict_t *options)
if (table->max_pri == -1) {
ret = -1;
- goto out;
+ goto unlock;
}
table->max_pri ++;
}
@@ -1637,7 +1637,7 @@ reconfigure (xlator_t *this, dict_t *options)
"invalid number format \"%s\" of "
"\"option min-file-size\"", tmp);
ret = -1;
- goto out;
+ goto unlock;
}
gf_log (this->name, GF_LOG_DEBUG,
@@ -1655,7 +1655,7 @@ reconfigure (xlator_t *this, dict_t *options)
"invalid number format \"%s\" of "
"\"option max-file-size\"", tmp);
ret = -1;
- goto out;
+ goto unlock;
}
@@ -1670,7 +1670,7 @@ reconfigure (xlator_t *this, dict_t *options)
"greater than maximum size (%"PRIu64"). "
"Hence Defaulting to old value",
table->min_file_size, table->max_file_size);
- goto out;
+ goto unlock;
}
table->min_file_size = min_file_size;
@@ -1681,6 +1681,7 @@ reconfigure (xlator_t *this, dict_t *options)
table->max_file_size = 0;
}
+unlock:
ioc_table_unlock (table);
out:
return ret;