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[qemu-arm64-linux-min] Add KVM fix patch application in kernel.mk

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Add KVM_FIX_PATCH_FILE variable and patch application logic.
Fixes kvm_iodevice_destructor visibility issue in coalesced_mmio.c
on ARM64 architecture where the static function cannot be called
from another translation unit.

Co-Authored-By: Agent
Signed-off-by: chenjinxiang3 <chenjinxiang3@huawei.com>
Change-Id: I83555585fc1af8f83c47e3d6d8908484243556b2
This commit is contained in:
chenjinxiang3
2026-05-21 02:21:17 +00:00
parent b7ef820a0c
commit f7d93fda70
1 changed files with 5 additions and 0 deletions
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kernel.mk
+5
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@@ -91,6 +91,7 @@ HIDEADDR_PATCH_FILE := ${OHOS_BUILD_HOME}/kernel/linux/common_modules/memory_sec
OHOE_HEADERS_FILE := ${OHOS_BUILD_HOME}/kernel/linux/common_modules/ohoe_headers/apply_ohoe_headers.sh
WATCHDOG_PATCH_FILE := ${DEVICE_PATCH_DIR}/watchdog.patch
OH_HEADERS_PATCH_FILE := ${DEVICE_PATCH_DIR}/oh_headers.patch
KVM_FIX_PATCH_FILE := ${DEVICE_PATCH_DIR}/kvm_fix.patch
export KBUILD_OUTPUT=$(KERNEL_OBJ_TMP_PATH)
@@ -141,6 +142,10 @@ endif
ifeq ($(WATCHDOG_PATCH_FILE), $(wildcard $(WATCHDOG_PATCH_FILE)))
$(hide) cd $(KERNEL_SRC_TMP_PATH) && patch -p1 < $(WATCHDOG_PATCH_FILE)
endif
# Apply KVM fix patch (fixes kvm_iodevice_destructor visibility issue)
ifeq ($(KVM_FIX_PATCH_FILE), $(wildcard $(KVM_FIX_PATCH_FILE)))
$(hide) cd $(KERNEL_SRC_TMP_PATH) && patch -p1 < $(KVM_FIX_PATCH_FILE)
endif
endif
$(hide) cp -rf $(KERNEL_CONFIG_PATH)/. $(KERNEL_SRC_TMP_PATH)/
$(hide) $(KERNEL_MAKE) -C $(KERNEL_SRC_TMP_PATH) ARCH=$(KERNEL_ARCH) $(KERNEL_CROSS_COMPILE) distclean