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authorCai Zhiyong <caizhiyong@huawei.com>2013-09-11 14:20:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-11 15:56:57 -0700
commitbab55417b10c95e6bff8cea315c315adfa009487 (patch)
tree56bfc578d47c7ea786bf6a35bf946f37e9b458b1 /block/Kconfig
parented751e683c563be64322b9bfa0f0f7e5da9bd37c (diff)
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block: support embedded device command line partition
Read block device partition table from command line. The partition used for fixed block device (eMMC) embedded device. It is no MBR, save storage space. Bootloader can be easily accessed by absolute address of data on the block device. Users can easily change the partition. This code reference MTD partition, source "drivers/mtd/cmdlinepart.c" About the partition verbose reference "Documentation/block/cmdline-partition.txt" [akpm@linux-foundation.org: fix printk text] [yongjun_wei@trendmicro.com.cn: fix error return code in parse_parts()] Signed-off-by: Cai Zhiyong <caizhiyong@huawei.com> Cc: Karel Zak <kzak@redhat.com> Cc: "Wanglin (Albert)" <albert.wanglin@huawei.com> Cc: Marius Groeger <mag@sysgo.de> Cc: David Woodhouse <dwmw2@infradead.org> Cc: Jens Axboe <axboe@kernel.dk> Cc: Brian Norris <computersforpeace@gmail.com> Cc: Artem Bityutskiy <dedekind@infradead.org> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'block/Kconfig')
-rw-r--r--block/Kconfig6
1 files changed, 6 insertions, 0 deletions
diff --git a/block/Kconfig b/block/Kconfig
index a7e40a7c8214..7f38e40fee08 100644
--- a/block/Kconfig
+++ b/block/Kconfig
@@ -99,6 +99,12 @@ config BLK_DEV_THROTTLING
See Documentation/cgroups/blkio-controller.txt for more information.
+config CMDLINE_PARSER
+ bool "Block device command line partition parser"
+ default n
+ ---help---
+ Parsing command line, get the partitions information.
+
menu "Partition Types"
source "block/partitions/Kconfig"