CN106598475A - Method and device for switching partitions - Google Patents
Method and device for switching partitions Download PDFInfo
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- CN106598475A CN106598475A CN201510679970.3A CN201510679970A CN106598475A CN 106598475 A CN106598475 A CN 106598475A CN 201510679970 A CN201510679970 A CN 201510679970A CN 106598475 A CN106598475 A CN 106598475A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/06—Digital input from, or digital output to, record carriers, e.g. RAID, emulated record carriers or networked record carriers
- G06F3/0601—Interfaces specially adapted for storage systems
- G06F3/0628—Interfaces specially adapted for storage systems making use of a particular technique
- G06F3/0638—Organizing or formatting or addressing of data
- G06F3/0644—Management of space entities, e.g. partitions, extents, pools
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/4401—Bootstrapping
- G06F9/4406—Loading of operating system
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Abstract
The invention discloses a method and a device for switching partitions. The method comprises the steps of when the size of a first partition mirror file cannot meet a system requirement, building a second partition mirror file according to the system requirement, mapping the second partition mirror file to be continuous; mounting the second partition mirror file mapping to be continuous to a third partition; and building a new file system on the mounted second partition mirror file and starting the system. According to the method provided by the invention, the file system is built on the second partition mirror and started, switching is performed between the first partition mirror file not meeting the system requirement and the second partition mirror file, size adjustment of the partitions is achieved, application installation or upgrade patch downloading is prevented from being influenced by fixed sizes of the planed data partitions and cache partitions, and user experience is improved.
Description
Technical field
The present invention relates to subregion application, espespecially a kind of method and device for realizing subregion switching.
Background technology
Intelligent terminal has generally comprised data (data) subregion and has eased up as the more equipment of daily use
Deposit (cache) subregion.By taking Android mobile phone (can also be panel computer) as an example, data subregions are used for should
With installation system and storage application data；Cache subregions are used to deposit interim data, for example, deposit
Interim aerial downloaded software upgrading (FOTA) bag.The larger part low side intelligence of occupancy volume on market
Equipment, for the effective control of cost of implementation, typically using less storage medium, for example, adopts 4
The storage medium of GB (GB) can be with as data (data) subregion and caching (cache) subregion
The subregion of planning.As storage medium is less, data subregions and cache partition sizes are determined when initializing
Afterwards, partition size will be unable to be adjusted, and following problems easily occurs：When mobile phone carries out edition upgrading,
Need by larger cache subregions to store AKU, if arrange cache partitioned storages space compared with
Greatly, then with number of applications increase or install using increase, data subregions will be unable to meet install application
Require；If cache subregions are less, the download of AKU cannot be carried out, affect system upgrade.
In said method, when can be used to plan that data subregions and cache partition sizes determine, due to first
Beginningization partition size is unreasonable, causes user installation application or storage sky occurs during downloading AKU
Between not enough problem, while affecting to install application or system upgrade, reduce use body of the user to mobile phone
Test.
The content of the invention
In order to solve above-mentioned technical problem, the present invention provides a kind of method and device for realizing subregion switching,
The problem of data partition or cache partitions insufficient space is can solve the problem that, user experience is improved.
In order to reach the object of the invention, the invention provides a kind of method for realizing subregion switching, when first
When subregion image file size cannot meet system requirements, including：
Second subregion image file is set up according to system requirements, and to map the second subregion image file be continuous；
Carry is mapped as continuous second subregion image file to the 3rd subregion；
New file system is set up on the second subregion image file for completing carry.
Further, the second subregion image file is mapped continuously to include：
In the secure mode, by all storages of the second subregion image file in operating system nucleus
Block is mapped as on block device continuously.
Further, the method also includes：
It is continuous to map the first subregion image file；
When setting up the new file system, in block device aspect by the first subregion image file
Appearance is transferred to the image file of the second subregion.
Further, also include before the method：
The first subregion image file according to the big little makings of first subregion, and described in making
First subregion image file is bundled in the 3rd subregion；
According to the catalogue carry associated with the first subregion image file set up on the 3rd subregion
One subregion image file.
Further, the content of the first subregion image file is transferred to into second point in block device aspect
Before the image file in area, the method also includes：
Obtain all memory blocks of the first subregion image file on block device；
The content of the first subregion image file is read from file level；
By the content of the image file of first subregion read from file level, according to the first subregion mirror
As the memory block that file is included on block device re-writes the first subregion mirror image text from block device aspect
Part.
Further, after setting up new file system, the method also includes：
Delete the first subregion image file.
Further, start the new file system set up to specifically include：
The title of the second subregion image file is replaced with into the title of the first subregion image file,
To start the new file system according to the title of the first subregion image file.
On the other hand, the application also provides a kind of device for realizing subregion switching, including：Set up subregion list
Unit, carry unit and set up system unit；Wherein,
Zoning unit is set up, for when the first subregion image file size cannot meet system requirements, root
The second subregion image file is set up according to system requirements, and to map the second subregion image file be continuous；
Carry unit, is mapped as continuous second subregion image file to the 3rd subregion for carry；
System unit is set up, for new file system is set up on the second subregion image file for completing carry
System.
Further, set up zoning unit specifically for,
When the first subregion image file size cannot meet system requirements, second is set up according to system requirements
Subregion image file；
In the secure mode, by all storages of the second subregion image file in operating system nucleus
Block is mapped as on block device continuously.
Further, the device also includes map unit and buanch unit；Wherein,
Map unit, is continuous for mapping the first subregion image file；
Buanch unit, for setting up during the new file system, in block device aspect by described first point
The content of area's image file is transferred to the image file of the second subregion.
Further, the device also includes making packaged unit and catalogue carry unit；Wherein,
Packaged unit is made, for the first subregion mirror image text according to the big little makings of first subregion
Part, and the first subregion image file for making is bundled in the 3rd subregion；
Catalogue carry unit, for according to set up on the 3rd subregion and the first subregion image file close
First subregion image file described in the catalogue carry of connection.
Further, the device also includes acquiring unit and read-write cell；Wherein,
Acquiring unit, for the content of the first subregion image file is transferred in block device aspect
Before the image file of two subregions, all storages of the first subregion image file on block device are obtained
Block；
Read-write cell, for the content of the first subregion image file is read from file level；Will be from text
The content of the image file of first subregion that part aspect reads, according to the first subregion image file in block
The memory block included on equipment re-writes the first subregion image file from block device aspect.
Further, the device also includes deleting unit, for setting up after new file system, deletes institute
State the first subregion image file.
Further, system unit is set up specifically on the second subregion image file for completing carry
Set up new file system；
The title of the second subregion image file is replaced with into the title of the first subregion image file,
To start the new file system according to the title of the first subregion image file.
Compared with prior art, technical scheme includes：When the first subregion image file size cannot
When meeting system requirements, the second subregion image file is set up according to system requirements, and maps the second subregion mirror
As file is continuous；Carry is mapped as continuous second subregion image file to the 3rd subregion；Complete to hang
New file system is set up on the second subregion image file for carrying and is started.The inventive method is by second
Subregion image file is set up file system and is started, the first subregion image file to being unsatisfactory for system requirements
Switch over the second subregion image file, realize the adjustment of partition size, it is to avoid due to planning
Data partition and caching partition size fixed effect application installation or AKU are downloaded, and improve the use of user
Experience at family.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes of the application
Point, the schematic description and description of the present invention is used to explain the present invention, does not constitute to the present invention's
Improper restriction.In the accompanying drawings：
Fig. 1 is the flow chart of the method that the present invention realizes subregion switching；
Fig. 2 is the structured flowchart of the device that the present invention realizes subregion switching；
Method flow diagrams of the Fig. 3 for first embodiment of the invention；
Fig. 4 is the distribution schematic diagram of the first subregion of the embodiment of the present invention and the 3rd subregion；
Method flow diagrams of the Fig. 5 for second embodiment of the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, below in conjunction with accompanying drawing
Embodiments of the invention are described in detail.It should be noted that in the case where not conflicting, this Shen
Please in embodiment and the feature in embodiment can mutual combination in any.
Fig. 1 is the flow chart of the method that the present invention realizes subregion switching, as shown in figure 1, when the first subregion
When image file size cannot meet system requirements, including：
Step 100, the second subregion image file is set up according to system requirements, and map the second subregion mirror image
File is continuous；
In this step, the second subregion image file of mapping is continuously to include：
In the secure mode, all memory blocks of the second subregion image file are existed in operating system nucleus
It is mapped as on block device continuous.
All memory blocks of subregion are carried out in logic it should be noted that being mapped as here continuously referring to
Layout, all memory blocks for making the second subregion image file are continuous on logic level.
Step 101, carry are mapped as continuous second subregion image file to the 3rd subregion；
Step 102, set up new file system on the second subregion image file for completing carry.
In this step, start the new file system set up and specifically include：
The title of the second subregion image file is replaced with into the title of the first subregion image file, with according to
The title of one subregion image file starts new file system.
It should be noted that during using the file system set up on the second subregion, the inventive method is completed
The switching of the first subregion and the second subregion.
The inventive method also includes：
It is continuous to map the first subregion image file；
When setting up new file system, the content of the first subregion image file is transferred in block device aspect
The image file of the second subregion.
It should be noted that the first subregion image file of mapping is continuous method and the second subregion mirror of mapping
As file is that the principle of continuity is identical, i.e., in the secure mode, by the first subregion mirror in operating system nucleus
As all memory blocks of file are mapped as on block device continuously.
Also include before the inventive method：
According to big little makings the first subregion image file of the first subregion, and the first subregion mirror image that will be made
File is bundled in the 3rd subregion；
According to catalogue carry the first subregion mirror associated with the first subregion image file set up on the 3rd subregion
As file.
It should be noted that the carry of the 3rd subregion is identical with the carry mode of existing common subregion,
Will not be described here.The catalogue associated with the first subregion is bundled to the second subregion by the image file for making
Mirror image in generate.
Block device aspect by the content of the first subregion image file be transferred to the second subregion image file it
Before, the inventive method also includes：
Obtain all memory blocks of the first subregion image file on block device；
The content of the first subregion image file is read from file level；
By the content of the image file of the first subregion read from file level, according to the first subregion mirror image text
The memory block that part is included on block device re-writes the first subregion image file from block device aspect.
After setting up new file system, the inventive method also includes：
Delete the first subregion image file.
The inventive method by setting up file system and starting in the second subregion image file, to being unsatisfactory for being
The first subregion image file that system is required is switched over the second subregion image file, realizes partition size
Adjustment, it is to avoid as the data partition planned and the application of caching partition size fixed effect are installed or are risen
Level bag is downloaded, and improves the Consumer's Experience of user.
Fig. 2 is the structured flowchart of the device that the present invention realizes subregion switching, as shown in Fig. 2 including foundation
Zoning unit, carry unit and set up system unit；Wherein,
Zoning unit is set up, for when the first subregion image file size cannot meet system requirements, root
The second subregion image file is set up according to system requirements, and to map the second subregion image file be continuous；
Set up zoning unit specifically for,
When the first subregion image file size cannot meet system requirements, second is set up according to system requirements
Subregion image file；
In the secure mode, all memory blocks of the second subregion image file are existed in operating system nucleus
It is mapped as on block device continuous.
Carry unit, is mapped as continuous second subregion image file to the 3rd subregion for carry；
System unit is set up, for new file system is set up on the second subregion image file for completing carry
System.
System unit is set up specifically for new text being set up on the second subregion image file for completing carry
Part system；
The title of the second subregion image file is replaced with into the title of the first subregion image file, with according to
The title of one subregion image file starts new file system.
Apparatus of the present invention also include map unit and buanch unit；Wherein,
Map unit, is continuous for mapping the first subregion image file；
Buanch unit, it is for setting up during new file system, the first subregion mirror image is literary in block device aspect
The content of part is transferred to the image file of the second subregion.
Apparatus of the present invention also include making packaged unit and catalogue carry unit；Wherein,
Packaged unit is made, for big little makings the first subregion image file according to the first subregion, and will
The the first subregion image file for making is bundled in the 3rd subregion；
Catalogue carry unit, for according to associating with the first subregion image file of setting up on the 3rd subregion
Catalogue carry the first subregion image file.
Apparatus of the present invention also include acquiring unit and read-write cell；Wherein,
Acquiring unit, for the content of the first subregion image file is transferred to second point in block device aspect
Before the image file in area, all memory blocks of the first subregion image file on block device are obtained；
Read-write cell, for the content of the first subregion image file is read from file level；Will be from file layers
The content of the image file of the first subregion that face is read, wraps on block device according to the first subregion image file
The memory block for containing re-writes the first subregion image file from block device aspect.
Apparatus of the present invention also include deleting unit, for setting up after new file system, delete the first subregion
Image file.
Clear detailed description is carried out to the inventive method below by way of specific embodiment, embodiment is only used for
The statement present invention, is not intended to limit the present invention the protection domain of method.
Embodiment 1
The present embodiment is carried out clear by the initialization for carrying out subregion to mobile phone and carry to the inventive method
Detailed description, method flow diagrams of the Fig. 3 for first embodiment of the invention, as shown in figure 3, including：
Step 300, according to the first partition size make the first subregion image file, and will make first
Subregion image file is bundled in the 3rd subregion；
Step 301, the 3rd subregion is downloaded in mobile phone, the 3rd subregion of carry；
Step 302, according to the catalogue associated with the first subregion image file set up on the 3rd subregion, hang
Carry the first subregion image file.
Fig. 4 is the distribution schematic diagram of the first subregion of the embodiment of the present invention and the 3rd subregion, as shown in figure 4,
3rd subregion carries out carry by common subregion, and the 3rd partition size is mobile phone cache partitions and data partition
Summation.The first subregion of the present embodiment uses the space on the 3rd subregion.
Embodiment 2
This enforcement is carried out to the inventive method clearly detailed so that the first subregion cannot meet system requirements as an example
Explanation, method flow diagrams of the Fig. 5 for second embodiment of the invention, as shown in figure 5, when the first subregion
When image file size cannot meet system requirements, including：
Step 500, acquisition all memory blocks of the first subregion image file on block device；
It should be noted that image file is continuous from terms of file angle, but the storage from block device
It is possibly discrete, so need to obtain all memory blocks of the first subregion image file on block device,
They are probably interval one by one, are similar to 1-3,10-11.
Step 501, the first subregion image file of mapping are continuous；
Step 502, by the content of the first subregion image file from file level reading after, with block device layer
The content of image file is write back the first subregion by face；Here, with block device aspect by the content of image file
Writing back the first subregion needs all memory blocks according to the first subregion image file for obtaining on block device to enter
OK.
It should be noted that from terms of file angle, the image file of the first subregion is not encrypted, but
From in terms of block device angle, file content is encryption, so first content will be read out from file level.
The encryption of file system has been bypassed dexterously；
Step 503, the second subregion image file is set up according to system requirements, obtain the second subregion mirror image text
All memory blocks of the part on block device, and to map the second subregion image file be continuous；
Preferably, the second subregion image file is mapped continuously to specifically include：In the secure mode, in behaviour
All memory blocks of the second subregion image file are mapped as on block device continuously in making system kernel.
It should be noted that subregion switching can not be done during system operation, in system, there are many services
Subregion will be used, it is necessary to restart safe mode.Safe mode have it is specific will not load encryption point
Area.The present embodiment needs the situation in view of the encryption of the first subregion when performing.
Step 504, carry the first subregion image file and the second subregion image file are block device.
Step 505, set up new file system on the second subregion image file of carry；Here,
Two subregion image files are used for the installation of file system as new image file.
Step 506, the content that the first subregion image file is included is transferred in the second subregion image file,
And delete the first subregion image file；
Step 507, the title that the title of the second subregion image file is replaced with the first subregion image file；
Step 508, mobile phone start new file system according to the title of the first subregion image file.
The switching of the first subregion image file and the second subregion image file is realized by the present embodiment.
In above-described embodiment, the first subregion is system data partition, and carry is in the 3rd subregion, the 3rd subregion
Except the data block that data partition takes, as cache partitions between other memory blocks；When mobile phone receives one
By the embodiment of the present invention, individual AKU, when cache partitions are not enough to store AKU, notifies that user is carried out
Partition size switches, that is, set up the second subregion image file；If it should be noted that data partition does not have
Enough spaces are used for the foundation of the second subregion image file, then need in the middle part of the first subregion image file
Application is divided to be unloaded, to meet space size requirement.After the completion of second subregion image file is set up, build
Found new file system and startup just completes the switching of subregion.When data partition size is not enough, according to
After the present embodiment method adjusts the second subregion image file size, carry out obtaining to meet by subregion switches wanting
The data partition asked.
Although disclosed herein embodiment as above, described content is only to readily appreciate the present invention
And the embodiment for adopting, it is not limited to the present invention.Technology people in any art of the present invention
Member, without departing from disclosed herein spirit and scope on the premise of, can be in the form implemented and thin
Any modification and change, but the scope of patent protection of the present invention are carried out on section, still must be with appended right
The scope defined by claim is defined.
Claims (14)
1. it is a kind of realize subregion switching method, it is characterised in that when the first subregion image file size without
When method meets system requirements, including：
Second subregion image file is set up according to system requirements, and to map the second subregion image file be continuous；
Carry is mapped as continuous second subregion image file to the 3rd subregion；
New file system is set up on the second subregion image file for completing carry.
2. method according to claim 1, it is characterised in that the second subregion of mapping mirror image text
Part is continuously to include：
In the secure mode, by all storages of the second subregion image file in operating system nucleus
Block is mapped as on block device continuously.
3. method according to claim 1 and 2, it is characterised in that the method also includes：
It is continuous to map the first subregion image file；
When setting up the new file system, in block device aspect by the first subregion image file
Appearance is transferred to the image file of the second subregion.
4. method according to claim 1 and 2, it is characterised in that also include before the method：
The first subregion image file according to the big little makings of first subregion, and described in making
First subregion image file is bundled in the 3rd subregion；
According to the catalogue carry associated with the first subregion image file set up on the 3rd subregion
One subregion image file.
5. method according to claim 3, it is characterised in that it is described will be described in block device aspect
Before the content of the first subregion image file is transferred to the image file of the second subregion, the method also includes：
Obtain all memory blocks of the first subregion image file on block device；
The content of the first subregion image file is read from file level；
By the content of the image file of first subregion read from file level, according to the first subregion mirror
As the memory block that file is included on block device re-writes the first subregion mirror image text from block device aspect
Part.
6. method according to claim 1, it is characterised in that after setting up new file system, should
Method also includes：
Delete the first subregion image file.
7. the method according to claim 1 or 6, it is characterised in that it is new that the startup is set up
File system is specifically included：
The title of the second subregion image file is replaced with into the title of the first subregion image file,
To start the new file system according to the title of the first subregion image file.
8. it is a kind of realize subregion switching device, it is characterised in that include：Set up zoning unit, carry
Unit and set up system unit；Wherein,
Zoning unit is set up, for when the first subregion image file size cannot meet system requirements, root
The second subregion image file is set up according to system requirements, and to map the second subregion image file be continuous；
Carry unit, is mapped as continuous second subregion image file to the 3rd subregion for carry；
System unit is set up, for new file system is set up on the second subregion image file for completing carry
System.
9. device according to claim 8, it is characterised in that the zoning unit of setting up specifically is used
In,
When the first subregion image file size cannot meet system requirements, second is set up according to system requirements
Subregion image file；
In the secure mode, by all storages of the second subregion image file in operating system nucleus
Block is mapped as on block device continuously.
10. device according to claim 8 or claim 9, it is characterised in that the device also includes mapping
Unit and buanch unit；Wherein,
Map unit, is continuous for mapping the first subregion image file；
Buanch unit, for setting up during the new file system, in block device aspect by described first point
The content of area's image file is transferred to the image file of the second subregion.
11. devices according to claim 8 or claim 9, it is characterised in that the device also includes making
Packaged unit and catalogue carry unit；Wherein,
Packaged unit is made, for the first subregion mirror image text according to the big little makings of first subregion
Part, and the first subregion image file for making is bundled in the 3rd subregion；
Catalogue carry unit, for according to set up on the 3rd subregion and the first subregion image file close
First subregion image file described in the catalogue carry of connection.
12. devices according to claim 11, it is characterised in that the device also includes acquiring unit
And read-write cell；Wherein,
Acquiring unit, for the content of the first subregion image file is transferred in block device aspect
Before the image file of two subregions, all storages of the first subregion image file on block device are obtained
Block；
Read-write cell, for the content of the first subregion image file is read from file level；Will be from text
The content of the image file of first subregion that part aspect reads, according to the first subregion image file in block
The memory block included on equipment re-writes the first subregion image file from block device aspect.
13. devices according to claim 8, it is characterised in that the device also includes deleting unit,
For setting up after new file system, the first subregion image file is deleted.
14. devices according to claim 8 or 13, it is characterised in that set up system unit concrete
For setting up new file system on the second subregion image file for completing carry；
The title of the second subregion image file is replaced with into the title of the first subregion image file,
To start the new file system according to the title of the first subregion image file.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679970.3A CN106598475A (en) | 2015-10-19 | 2015-10-19 | Method and device for switching partitions |
| PCT/CN2016/076506 WO2016188200A1 (en) | 2015-10-19 | 2016-03-16 | Method and device for implementing partition switching |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510679970.3A CN106598475A (en) | 2015-10-19 | 2015-10-19 | Method and device for switching partitions |
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| CN106598475A true CN106598475A (en) | 2017-04-26 |
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| CN201510679970.3A Pending CN106598475A (en) | 2015-10-19 | 2015-10-19 | Method and device for switching partitions |
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| WO (1) | WO2016188200A1 (en) |
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| CN102831173B (en) * | 2012-07-27 | 2016-09-07 | Tcl集团股份有限公司 | Memory expanding method based on android system, device and terminal device |
| CN103383660A (en) * | 2013-04-01 | 2013-11-06 | 华为终端有限公司 | Method and device for realizing functions of cache partition of Android system as well as terminal equipment |
| CN104408053A (en) * | 2014-10-29 | 2015-03-11 | 上海斐讯数据通信技术有限公司 | Mobile-terminal storage-card extending method |
-
2015
- 2015-10-19 CN CN201510679970.3A patent/CN106598475A/en active Pending
-
2016
- 2016-03-16 WO PCT/CN2016/076506 patent/WO2016188200A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107908476A (en) * | 2017-11-11 | 2018-04-13 | 许继集团有限公司 | Data processing method and device based on distributed type assemblies |
| CN107908476B (en) * | 2017-11-11 | 2020-06-23 | 许继集团有限公司 | Data processing method and device based on distributed cluster |
| CN113126893A (en) * | 2020-01-16 | 2021-07-16 | 深圳市万普拉斯科技有限公司 | Method, device, storage medium and computer equipment for expanding system partition |
| CN113126893B (en) * | 2020-01-16 | 2023-06-16 | 深圳市万普拉斯科技有限公司 | Method, device, storage medium and computer equipment for expanding system partition |
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| Publication number | Publication date |
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| WO2016188200A1 (en) | 2016-12-01 |
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