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block/qapi: Add cache information to query-block

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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Kevin Wolf 2014-05-22 13:28:45 +02:00
parent 729962f6db
commit 9e193c5a65
5 changed files with 60 additions and 1 deletions
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20
qapi/block-core.json
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@ -182,6 +182,22 @@
'*total-clusters': 'int', '*allocated-clusters': 'int',
'*fragmented-clusters': 'int', '*compressed-clusters': 'int' } }
##
# @BlockdevCacheInfo
#
# Cache mode information for a block device
#
# @writeback: true if writeback mode is enabled
# @direct: true if the host page cache is bypassed (O_DIRECT)
# @no-flush: true if flush requests are ignored for the device
#
# Since: 2.3
##
{ 'type': 'BlockdevCacheInfo',
'data': { 'writeback': 'bool',
'direct': 'bool',
'no-flush': 'bool' } }
##
# @BlockDeviceInfo:
#
@ -239,6 +255,8 @@
#
# @iops_size: #optional an I/O size in bytes (Since 1.7)
#
# @cache: the cache mode used for the block device (since: 2.3)
#
# Since: 0.14.0
#
##
@ -253,7 +271,7 @@
'*bps_max': 'int', '*bps_rd_max': 'int',
'*bps_wr_max': 'int', '*iops_max': 'int',
'*iops_rd_max': 'int', '*iops_wr_max': 'int',
'*iops_size': 'int' } }
'*iops_size': 'int', 'cache': 'BlockdevCacheInfo' } }
##
# @BlockDeviceIoStatus: