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Collecting block device statistics, by Richard W.M. Jones.

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3760 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
ths 2007-12-02 05:18:19 +00:00
parent e4bcb14c79
commit a36e69ddfe
4 changed files with 60 additions and 4 deletions
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6
block_int.h
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@ -114,6 +114,12 @@ struct BlockDriverState {
void *sync_aiocb;
/* I/O stats (display with "info blockstats"). */
uint64_t rd_bytes;
uint64_t wr_bytes;
uint64_t rd_ops;
uint64_t wr_ops;
/* NOTE: the following infos are only hints for real hardware
drivers. They are not used by the block driver */
int cyls, heads, secs, translation;