diff mbox

[2/2] rbd: add 'thick' sysfs rbd device attribute

Message ID 5AAFA69E.2050007@hitachi.com (mailing list archive)
State New, archived
Headers show

Commit Message

KAMEI Hitoshi March 19, 2018, 12:01 p.m. UTC
This patch adds the description of sysfs thick entry.

Signed-off-by: Hitoshi Kamei <hitoshi.kamei.xm@hitachi.com>
Cc: Mitsuo Hayasaka <mitsuo.hayasaka.hu@hitachi.com>
---
 Documentation/ABI/testing/sysfs-bus-rbd | 6 ++++++
 1 file changed, 6 insertions(+)

Comments

Christoph Hellwig March 20, 2018, 3:15 p.m. UTC | #1
The normal storage term would be fully provisioned, not 'thick'
--
To unsubscribe from this list: send the line "unsubscribe ceph-devel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
KAMEI Hitoshi March 22, 2018, 11:58 a.m. UTC | #2
> The normal storage term would be fully provisioned, not 'thick'

The rbd command, which is user mode program, uses "thick-provision".
If the kernel rbd driver uses "fully provisioned", then the rbd command
should use "fully provisioned" too. 

What do you think, Jason?

Regards,
diff mbox

Patch

diff --git a/Documentation/ABI/testing/sysfs-bus-rbd b/Documentation/ABI/testing/sysfs-bus-rbd
index f208ac58d613..3023f39328b1 100644
--- a/Documentation/ABI/testing/sysfs-bus-rbd
+++ b/Documentation/ABI/testing/sysfs-bus-rbd
@@ -119,3 +119,9 @@  parent

 	Information identifying the chain of parent images in a layered rbd
 	image.  Entries are separated by empty lines.
+
+thick
+
+	Specifying thick-provision image by writing "1" to this file.
+	And, releasing the flag of thick-provision image by writing
+	"0" to this file.