diff options
| -rw-r--r-- | block/blktrace.c | 5 | ||||
| -rw-r--r-- | include/linux/blktrace_api.h | 1 |
2 files changed, 5 insertions, 1 deletions
diff --git a/block/blktrace.c b/block/blktrace.c index 8ff33441d8a2..2592f215a905 100644 --- a/block/blktrace.c +++ b/block/blktrace.c @@ -69,7 +69,7 @@ static u32 ddir_act[2] __read_mostly = { BLK_TC_ACT(BLK_TC_READ), BLK_TC_ACT(BLK /* * Bio action bits of interest */ -static u32 bio_act[5] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_ACT(BLK_TC_SYNC), 0, BLK_TC_ACT(BLK_TC_AHEAD) }; +static u32 bio_act[9] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_ACT(BLK_TC_SYNC), 0, BLK_TC_ACT(BLK_TC_AHEAD), 0, 0, 0, BLK_TC_ACT(BLK_TC_META) }; /* * More could be added as needed, taking care to increment the decrementer @@ -81,6 +81,8 @@ static u32 bio_act[5] __read_mostly = { 0, BLK_TC_ACT(BLK_TC_BARRIER), BLK_TC_AC (((rw) & (1 << BIO_RW_SYNC)) >> (BIO_RW_SYNC - 1)) #define trace_ahead_bit(rw) \ (((rw) & (1 << BIO_RW_AHEAD)) << (2 - BIO_RW_AHEAD)) +#define trace_meta_bit(rw) \ + (((rw) & (1 << BIO_RW_META)) >> (BIO_RW_META - 3)) /* * The worker for the various blk_add_trace*() types. Fills out a @@ -103,6 +105,7 @@ void __blk_add_trace(struct blk_trace *bt, sector_t sector, int bytes, what |= bio_act[trace_barrier_bit(rw)]; what |= bio_act[trace_sync_bit(rw)]; what |= bio_act[trace_ahead_bit(rw)]; + what |= bio_act[trace_meta_bit(rw)]; pid = tsk->pid; if (unlikely(act_log_check(bt, what, sector, pid))) diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h index ea48eb1b3fd3..b99a714fcac6 100644 --- a/include/linux/blktrace_api.h +++ b/include/linux/blktrace_api.h @@ -20,6 +20,7 @@ enum blktrace_cat { BLK_TC_PC = 1 << 9, /* pc requests */ BLK_TC_NOTIFY = 1 << 10, /* special message */ BLK_TC_AHEAD = 1 << 11, /* readahead */ + BLK_TC_META = 1 << 12, /* metadata */ BLK_TC_END = 1 << 15, /* only 16-bits, reminder */ }; |