2012-05-05 05:30:23 +02:00
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##################################################
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# Linux OCF extension
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#
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# Patch the linux kernel with OCF
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##################################################
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ifeq ($(BR2_LINUX_KERNEL_EXT_OCF_LINUX),y)
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LINUX_DEPENDENCIES += ocf-linux
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# Prepare kernel patch
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# The linux-3.2.1.patch is just the main inclusion, most of the code
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# resides in the ocf/ subdir.
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# It works for older kernel versions.
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# Run tested from 2.6.38+ and build tested from 2.6.35+
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define OCF_LINUX_PREPARE_KERNEL
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support/scripts/apply-patches.sh $(LINUX_DIR) \
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$(OCF_LINUX_DIR)/patches/ linux-3.2.1-ocf.patch ; \
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2012-11-27 10:23:08 +01:00
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grep -q __mix_pool_bytes $(LINUX_DIR)/drivers/char/random.c && \
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$(SED) 's:wordcount\*4:&, NULL:' $(LINUX_DIR)/drivers/char/random.c ; \
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2012-05-05 05:30:23 +02:00
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cp -rf $(OCF_LINUX_DIR)/ocf $(LINUX_DIR)/crypto/ocf ;
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endef
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LINUX_PRE_PATCH_HOOKS += OCF_LINUX_PREPARE_KERNEL
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endif #BR2_LINUX_EXT_OCF_LINUX
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