summaryrefslogtreecommitdiff
path: root/mm/zpool.c
diff options
context:
space:
mode:
authorZhaoyu Liu <zackary.liu.pro@gmail.com>2022-01-15 01:09:19 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2022-01-15 17:30:31 +0300
commitf44e1e697674335f837280d5e4485d1523206ea9 (patch)
treed13a11276770b487edfe5051cf815dc95499d620 /mm/zpool.c
parent5ee2fa2f063649570c702164f47a558a3432dd9e (diff)
downloadlinux-f44e1e697674335f837280d5e4485d1523206ea9.tar.xz
zpool: remove the list of pools_head
The list of pools_head is no longer needed because the caller has been deleted in commit 479305fd7172 ("zpool: remove zpool_evict()"). Link: https://lkml.kernel.org/r/20211215163727.GA17196@pc Signed-off-by: Zhaoyu Liu <zackary.liu.pro@gmail.com> Cc: Dan Streetman <ddstreet@ieee.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zpool.c')
-rw-r--r--mm/zpool.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/mm/zpool.c b/mm/zpool.c
index 6d9ed48141e5..68facc193496 100644
--- a/mm/zpool.c
+++ b/mm/zpool.c
@@ -24,16 +24,11 @@ struct zpool {
const struct zpool_ops *ops;
bool evictable;
bool can_sleep_mapped;
-
- struct list_head list;
};
static LIST_HEAD(drivers_head);
static DEFINE_SPINLOCK(drivers_lock);
-static LIST_HEAD(pools_head);
-static DEFINE_SPINLOCK(pools_lock);
-
/**
* zpool_register_driver() - register a zpool implementation.
* @driver: driver to register
@@ -195,10 +190,6 @@ struct zpool *zpool_create_pool(const char *type, const char *name, gfp_t gfp,
pr_debug("created pool type %s\n", type);
- spin_lock(&pools_lock);
- list_add(&zpool->list, &pools_head);
- spin_unlock(&pools_lock);
-
return zpool;
}
@@ -217,9 +208,6 @@ void zpool_destroy_pool(struct zpool *zpool)
{
pr_debug("destroying pool type %s\n", zpool->driver->type);
- spin_lock(&pools_lock);
- list_del(&zpool->list);
- spin_unlock(&pools_lock);
zpool->driver->destroy(zpool->pool);
zpool_put_driver(zpool->driver);
kfree(zpool);