mem-pool: track glusterfs_ctx_t in struct mem_pool

In order to generate statedumps per glusterfs_ctx_t, it is needed to
place all the memory pools in a structure that the context can reach.
The 'struct mem_pool' has been extended with a 'list_head owner' that is
linked with the glusterfs_ctx_t->mempool_list.

All callers of mem_pool_new() have been updated to pass the current
glusterfs_ctx_t along. This context is needed to add the new memory pool
to the list and for grabbing the ctx->lock while updating the
glusterfs_ctx_t->mempool_list.

Updates: #307
Change-Id: Ia9384424d8d1630ef3efc9d5d523bf739c356c6e
Signed-off-by: Niels de Vos <ndevos@redhat.com>
Reviewed-on: https://review.gluster.org/18075
Smoke: Gluster Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.org>
Reviewed-by: Jeff Darcy <jeff@pl.atyp.us>

1 files changed, 0 insertions, 4 deletions

diff --git a/libglusterfs/src/statedump.c b/libglusterfs/src/statedump.c
index a2000b158e6..67c46998d63 100644
--- a/libglusterfs/src/statedump.c
+++ b/libglusterfs/src/statedump.c
@@ -399,14 +399,10 @@ gf_proc_dump_mempool_info (glusterfs_ctx_t *ctx)
         LOCK (&ctx->lock);
         {
                 list_for_each_entry (pool, &ctx->mempool_list, owner) {
-                        int64_t active = GF_ATOMIC_GET (pool->active);
-
                         gf_proc_dump_write ("-----", "-----");
                         gf_proc_dump_write ("pool-name", "%s", pool->name);
-                        gf_proc_dump_write ("active-count", "%"GF_PRI_ATOMIC, active);
                         gf_proc_dump_write ("sizeof-type", "%d", pool->sizeof_type);
                         gf_proc_dump_write ("padded-sizeof", "%lu", 1 << pool->pool->power_of_two);
-                        gf_proc_dump_write ("size", "%lu", (1 << pool->pool->power_of_two) * active);
                         gf_proc_dump_write ("shared-pool", "%p", pool->pool);
                 }
         }