From 134fdc1a704f0042465ea993c33540aaec7e1d2e Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Sat, 3 Oct 2015 17:34:25 +1000 Subject: drm/nouveau/core/mm: replace region list with next pointer We never have any need for a double-linked list here, and as there's generally a large number of these objects, replace it with a single- linked list in order to save some memory. Signed-off-by: Ben Skeggs --- drivers/gpu/drm/nouveau/nvkm/core/mm.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'drivers/gpu/drm/nouveau/nvkm/core/mm.c') diff --git a/drivers/gpu/drm/nouveau/nvkm/core/mm.c b/drivers/gpu/drm/nouveau/nvkm/core/mm.c index 09a1eee8fd33..fd19d652a7ab 100644 --- a/drivers/gpu/drm/nouveau/nvkm/core/mm.c +++ b/drivers/gpu/drm/nouveau/nvkm/core/mm.c @@ -147,6 +147,7 @@ nvkm_mm_head(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, if (!this) return -ENOMEM; + this->next = NULL; this->type = type; list_del(&this->fl_entry); *pnode = this; @@ -225,6 +226,7 @@ nvkm_mm_tail(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min, if (!this) return -ENOMEM; + this->next = NULL; this->type = type; list_del(&this->fl_entry); *pnode = this; -- cgit v1.2.3