[PATCH 34/36] vmalloc,rcu: convert call_rcu(rcu_free_vb) to kfree_rcu()
From: Lai Jiangshan <hidden>
Date: 2011-03-18 04:11:28
Also in:
lkml
Subsystem:
memory management, the rest, vmalloc · Maintainers:
Andrew Morton, Linus Torvalds, Uladzislau Rezki
The rcu callback rcu_free_vb() just calls a kfree(), so we use kfree_rcu() instead of the call_rcu(rcu_free_vb). Signed-off-by: Lai Jiangshan <redacted> --- mm/vmalloc.c | 9 +-------- 1 files changed, 1 insertions(+), 8 deletions(-)
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index fe38e30..2f3c614 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c@@ -778,13 +778,6 @@ static struct vmap_block *new_vmap_block(gfp_t gfp_mask) return vb; } -static void rcu_free_vb(struct rcu_head *head) -{ - struct vmap_block *vb = container_of(head, struct vmap_block, rcu_head); - - kfree(vb); -} - static void free_vmap_block(struct vmap_block *vb) { struct vmap_block *tmp;
@@ -797,7 +790,7 @@ static void free_vmap_block(struct vmap_block *vb) BUG_ON(tmp != vb); free_vmap_area_noflush(vb->va); - call_rcu(&vb->rcu_head, rcu_free_vb); + kfree_rcu(vb, rcu_head); } static void purge_fragmented_blocks(int cpu)
--
1.7.4
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