android-mainline/ANDROID-add-dma-buf-namespace-to-system_heap.c-cma_heap.c.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Greg Kroah-Hartman <gregkh@google.com>
Date: Mon, 15 Nov 2021 17:37:35 +0100
Subject: ANDROID: add dma-buf namespace to system_heap.c & cma_heap.c

Commit 16b0314aa746 ("dma-buf: move dma-buf symbols into the DMA_BUF
module namespace") moved the dma-buf exports into the DMA_BUF namespace.
To keep the system_heap.c and cma_heap modules building, add them to the
DMA_BUF namespace as well.

Fixes: 16b0314aa746 ("dma-buf: move dma-buf symbols into the DMA_BUF module namespace")
Cc: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: Ib69062d41c426844f82667a51d75f0c35bad2bdf
---
 drivers/dma-buf/heaps/cma_heap.c    | 1 +
 drivers/dma-buf/heaps/system_heap.c | 1 +
 2 files changed, 2 insertions(+)

diff --git a/drivers/dma-buf/heaps/cma_heap.c b/drivers/dma-buf/heaps/cma_heap.c
--- a/drivers/dma-buf/heaps/cma_heap.c
+++ b/drivers/dma-buf/heaps/cma_heap.c
@@ -403,3 +403,4 @@ static int add_default_cma_heap(void)
 module_init(add_default_cma_heap);
 MODULE_DESCRIPTION("DMA-BUF CMA Heap");
 MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(DMA_BUF);
diff --git a/drivers/dma-buf/heaps/system_heap.c b/drivers/dma-buf/heaps/system_heap.c
--- a/drivers/dma-buf/heaps/system_heap.c
+++ b/drivers/dma-buf/heaps/system_heap.c
@@ -517,3 +517,4 @@ static int system_heap_create(void)
 }
 module_init(system_heap_create);
 MODULE_LICENSE("GPL v2");
+MODULE_IMPORT_NS(DMA_BUF);