From 362e9299b34b3101aaa20f20363441c9f055fa5e Mon Sep 17 00:00:00 2001 From: Alberto Garcia Date: Wed, 28 Oct 2015 17:33:04 +0200 Subject: block: Allow configuring whether to account failed and invalid ops This patch adds two options, "stats-account-invalid" and "stats-account-failed", that can be used to decide whether invalid and failed I/O operations must be used when collecting statistics for latency and last access time. Signed-off-by: Alberto Garcia Reviewed-by: Stefan Hajnoczi Message-id: ebc7e5966511a342cad428a392c5f5ad56b15213.1446044837.git.berto@igalia.com Signed-off-by: Stefan Hajnoczi Signed-off-by: Kevin Wolf --- include/block/accounting.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/block/accounting.h') diff --git a/include/block/accounting.h b/include/block/accounting.h index b50e3cc..0d9b076 100644 --- a/include/block/accounting.h +++ b/include/block/accounting.h @@ -25,6 +25,7 @@ #define BLOCK_ACCOUNTING_H #include +#include #include "qemu/typedefs.h" @@ -43,6 +44,8 @@ typedef struct BlockAcctStats { uint64_t total_time_ns[BLOCK_MAX_IOTYPE]; uint64_t merged[BLOCK_MAX_IOTYPE]; int64_t last_access_time_ns; + bool account_invalid; + bool account_failed; } BlockAcctStats; typedef struct BlockAcctCookie { @@ -51,6 +54,8 @@ typedef struct BlockAcctCookie { enum BlockAcctType type; } BlockAcctCookie; +void block_acct_init(BlockAcctStats *stats, bool account_invalid, + bool account_failed); void block_acct_start(BlockAcctStats *stats, BlockAcctCookie *cookie, int64_t bytes, enum BlockAcctType type); void block_acct_done(BlockAcctStats *stats, BlockAcctCookie *cookie); -- cgit v1.1