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authorPaul Gortmaker <paul.gortmaker@windriver.com>2013-09-30 13:45:19 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-09-30 14:31:02 -0700
commit080506ad0aa9c9fbc7879cdd290d55624da08c60 (patch)
tree8a696742dcaaee55f1a9524b87be7dfa960eb3d6 /Documentation/block
parenteadb41ae82f802105c0601aa8a0a0e7595826497 (diff)
block: change config option name for cmdline partition parsing
Recently commit bab55417b10c ("block: support embedded device command line partition") introduced CONFIG_CMDLINE_PARSER. However, that name is too generic and sounds like it enables/disables generic kernel boot arg processing, when it really is block specific. Before this option becomes a part of a full/final release, add the BLK_ prefix to it so that it is clear in absence of any other context that it is block specific. In addition, fix up the following less critical items: - help text was not really at all helpful. - index file for Documentation was not updated - add the new arg to Documentation/kernel-parameters.txt - clarify wording in source comments Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Jens Axboe <axboe@kernel.dk> Cc: Cai Zhiyong <caizhiyong@huawei.com> Cc: 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 'Documentation/block')
-rw-r--r--Documentation/block/00-INDEX2
-rw-r--r--Documentation/block/cmdline-partition.txt8
2 files changed, 6 insertions, 4 deletions
diff --git a/Documentation/block/00-INDEX b/Documentation/block/00-INDEX
index d18ecd827c4..929d9904f74 100644
--- a/Documentation/block/00-INDEX
+++ b/Documentation/block/00-INDEX
@@ -6,6 +6,8 @@ capability.txt
- Generic Block Device Capability (/sys/block/<device>/capability)
cfq-iosched.txt
- CFQ IO scheduler tunables
+cmdline-partition.txt
+ - how to specify block device partitions on kernel command line
data-integrity.txt
- Block data integrity
deadline-iosched.txt
diff --git a/Documentation/block/cmdline-partition.txt b/Documentation/block/cmdline-partition.txt
index 2bbf4cc40c3..525b9f6d7fb 100644
--- a/Documentation/block/cmdline-partition.txt
+++ b/Documentation/block/cmdline-partition.txt
@@ -1,9 +1,9 @@
-Embedded device command line partition
+Embedded device command line partition parsing
=====================================================================
-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
+Support for reading the block device partition table from the command line.
+It is typically used for fixed block (eMMC) embedded devices.
+It has no MBR, so saves storage space. Bootloader can be easily accessed
by absolute address of data on the block device.
Users can easily change the partition.