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Pass flash erase & logical block size to mke2fs 

This information can be used to tune ext4 stripe and stride in the
userdata partition for better performance

Test: Build & flash userdata, confirm correct stripe & stride values
Bug: 33243520
Merged-In: Ia97cdd2d0239c3484b895fce49299f692ef911d8
Change-Id: Ia97cdd2d0239c3484b895fce49299f692ef911d8
Signed-off-by: Connor O'Brien <connoro@google.com>
This commit is contained in:
Connor O'Brien 2017-01-05 16:48:14 -08:00
parent 4dbe67cddc
commit 20f08c3e16
2 changed files with 8 additions and 0 deletions
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2
core/Makefile
View File

@ -849,6 +849,8 @@ $(if $(BOARD_SYSTEMIMAGE_SQUASHFS_DISABLE_4K_ALIGN),$(hide) echo "system_squashf
$(if $(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SYSTEM_BASE_FS_PATH),$(hide) echo "system_base_fs_file=$(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SYSTEM_BASE_FS_PATH)" >> $(1))
$(if $(BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "userdata_fs_type=$(BOARD_USERDATAIMAGE_FILE_SYSTEM_TYPE)" >> $(1))
$(if $(BOARD_USERDATAIMAGE_PARTITION_SIZE),$(hide) echo "userdata_size=$(BOARD_USERDATAIMAGE_PARTITION_SIZE)" >> $(1))
$(if $(BOARD_FLASH_LOGICAL_BLOCK_SIZE), $(hide) echo "flash_logical_block_size=$(BOARD_FLASH_LOGICAL_BLOCK_SIZE)" >> $(1))
$(if $(BOARD_FLASH_ERASE_BLOCK_SIZE), $(hide) echo "flash_erase_block_size=$(BOARD_FLASH_ERASE_BLOCK_SIZE)" >> $(1))
$(if $(BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "cache_fs_type=$(BOARD_CACHEIMAGE_FILE_SYSTEM_TYPE)" >> $(1))
$(if $(BOARD_CACHEIMAGE_PARTITION_SIZE),$(hide) echo "cache_size=$(BOARD_CACHEIMAGE_PARTITION_SIZE)" >> $(1))
$(if $(BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE),$(hide) echo "vendor_fs_type=$(BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE)" >> $(1))

6
tools/releasetools/build_image.py
View File

@ -462,6 +462,10 @@ def BuildImage(in_dir, prop_dict, out_file, target_out=None):
build_command.extend(["-L", prop_dict["mount_point"]])
if "extfs_inode_count" in prop_dict:
build_command.extend(["-i", prop_dict["extfs_inode_count"]])
if "flash_erase_block_size" in prop_dict:
build_command.extend(["-e", prop_dict["flash_erase_block_size"]])
if "flash_logical_block_size" in prop_dict:
build_command.extend(["-o", prop_dict["flash_logical_block_size"]])
if "selinux_fc" in prop_dict:
build_command.append(prop_dict["selinux_fc"])
elif fs_type.startswith("squash"):
@ -665,6 +669,8 @@ def ImagePropFromGlobalDict(glob_dict, mount_point):
copy_prop("fs_type", "fs_type")
copy_prop("userdata_fs_type", "fs_type")
copy_prop("userdata_size", "partition_size")
copy_prop("flash_logical_block_size","flash_logical_block_size")
copy_prop("flash_erase_block_size", "flash_erase_block_size")
elif mount_point == "cache":
copy_prop("cache_fs_type", "fs_type")
copy_prop("cache_size", "partition_size")