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author | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-06-04 09:32:41 -0400 |
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committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2013-06-04 15:58:43 -0400 |
commit | 1d1996509cd3f90551f4460a68aaf3dc940a05e3 (patch) | |
tree | 60888476a7661a0c94c537aea0b290c21e29689c /Documentation/ABI/testing/sysfs-driver-xen-blkback | |
parent | 2d5dc3ba853344f39a41ae5bdb0a337b2ecaafa6 (diff) | |
download | blackbird-op-linux-1d1996509cd3f90551f4460a68aaf3dc940a05e3.tar.gz blackbird-op-linux-1d1996509cd3f90551f4460a68aaf3dc940a05e3.zip |
xen-blkback/sysfs: Move the parameters for the persistent grant features
to a testing subdirectory (as this value should not be baked
for the life-time) and also in an appropiate file.
Also modified the introduction Linux version from 3.10 to 3.11.
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'Documentation/ABI/testing/sysfs-driver-xen-blkback')
-rw-r--r-- | Documentation/ABI/testing/sysfs-driver-xen-blkback | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-driver-xen-blkback b/Documentation/ABI/testing/sysfs-driver-xen-blkback new file mode 100644 index 000000000000..8bb43b66eb55 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-driver-xen-blkback @@ -0,0 +1,17 @@ +What: /sys/module/xen_blkback/parameters/max_buffer_pages +Date: March 2013 +KernelVersion: 3.11 +Contact: Roger Pau Monné <roger.pau@citrix.com> +Description: + Maximum number of free pages to keep in each block + backend buffer. + +What: /sys/module/xen_blkback/parameters/max_persistent_grants +Date: March 2013 +KernelVersion: 3.11 +Contact: Roger Pau Monné <roger.pau@citrix.com> +Description: + Maximum number of grants to map persistently in + blkback. If the frontend tries to use more than + max_persistent_grants, the LRU kicks in and starts + removing 5% of max_persistent_grants every 100ms. |