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List:       linux-backports
Subject:    [PATCH 10/12] backports: fix bool logic in BPAUTO_BUILD_DMA_SHARED_HELPERS
From:       Hauke Mehrtens <hauke () hauke-m ! de>
Date:       2016-02-15 15:24:57
Message-ID: 1455549899-14564-11-git-send-email-hauke () hauke-m ! de
[Download RAW message or body]

This option should only be activated when HAVE_GENERIC_DMA_COHERENT is
not set on kernel < 3.8. Kernel 3.9 includes this function
unconditionally when HSA_DMA is set, on older kernel versions this
depends on HAVE_GENERIC_DMA_COHERENT

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
 backport/compat/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backport/compat/Kconfig b/backport/compat/Kconfig
index 7c88729..07084d2 100644
--- a/backport/compat/Kconfig
+++ b/backport/compat/Kconfig
@@ -81,7 +81,7 @@ config BPAUTO_BUILD_DMA_SHARED_HELPERS
 	depends on HAS_DMA
 	# Build on other kernels kernels < 3.9 if HAVE_GENERIC_DMA_COHERENT is
 	# not set. Kernels >= 3.8 have this if HAS_DMA is set.
-	depends on (!HAVE_GENERIC_DMA_COHERENT || KERNEL_3_9)
+	depends on (!HAVE_GENERIC_DMA_COHERENT && KERNEL_3_8)
 	# Always build if on 3.3 - 3.5
 	default y if (KERNEL_3_4 || KERNEL_3_5 || KERNEL_3_6)
 	# build for testing
-- 
2.7.0

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