diff options
author | Peter Lieven <pl@kamp.de> | 2015-02-02 14:52:18 +0100 |
---|---|---|
committer | Kevin Wolf <kwolf@redhat.com> | 2015-02-06 17:24:21 +0100 |
commit | f4564d53c6952c61fb3ed8ee17a6e0f2f6bf0857 (patch) | |
tree | 86838b0db4f467bc3160eb3add2010a2926d099b /block | |
parent | 35f5a49374098733247c640cbdcbafcfc792c11f (diff) | |
download | qemu-f4564d53c6952c61fb3ed8ee17a6e0f2f6bf0857.zip qemu-f4564d53c6952c61fb3ed8ee17a6e0f2f6bf0857.tar.gz qemu-f4564d53c6952c61fb3ed8ee17a6e0f2f6bf0857.tar.bz2 |
block: add accounting for merged requests
Signed-off-by: Peter Lieven <pl@kamp.de>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block')
-rw-r--r-- | block/accounting.c | 7 | ||||
-rw-r--r-- | block/qapi.c | 2 |
2 files changed, 9 insertions, 0 deletions
diff --git a/block/accounting.c b/block/accounting.c index 18102f0..01d594f 100644 --- a/block/accounting.c +++ b/block/accounting.c @@ -54,3 +54,10 @@ void block_acct_highest_sector(BlockAcctStats *stats, int64_t sector_num, stats->wr_highest_sector = sector_num + nb_sectors - 1; } } + +void block_acct_merge_done(BlockAcctStats *stats, enum BlockAcctType type, + int num_requests) +{ + assert(type < BLOCK_MAX_IOTYPE); + stats->merged[type] += num_requests; +} diff --git a/block/qapi.c b/block/qapi.c index 75c388e..d1a8917 100644 --- a/block/qapi.c +++ b/block/qapi.c @@ -335,6 +335,8 @@ static BlockStats *bdrv_query_stats(const BlockDriverState *bs, s->stats->wr_bytes = bs->stats.nr_bytes[BLOCK_ACCT_WRITE]; s->stats->rd_operations = bs->stats.nr_ops[BLOCK_ACCT_READ]; s->stats->wr_operations = bs->stats.nr_ops[BLOCK_ACCT_WRITE]; + s->stats->rd_merged = bs->stats.merged[BLOCK_ACCT_READ]; + s->stats->wr_merged = bs->stats.merged[BLOCK_ACCT_WRITE]; s->stats->wr_highest_offset = bs->stats.wr_highest_sector * BDRV_SECTOR_SIZE; s->stats->flush_operations = bs->stats.nr_ops[BLOCK_ACCT_FLUSH]; |