diff options
Diffstat (limited to 'usr/src/man/man9e/mc_getstat.9e')
| -rw-r--r-- | usr/src/man/man9e/mc_getstat.9e | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/usr/src/man/man9e/mc_getstat.9e b/usr/src/man/man9e/mc_getstat.9e index a2733606c1..8312f4f4c4 100644 --- a/usr/src/man/man9e/mc_getstat.9e +++ b/usr/src/man/man9e/mc_getstat.9e @@ -47,12 +47,12 @@ place the statistic. .Sh DESCRIPTION The .Fn mc_getstat -entry point is used to get statistics from the device driver. Statistics -are stored as monotonic values. They should only ever increase over the -lifetime of a device, resetting only as part of the instance of a -device attaching and detaching. When hardware has values that may -overflow, it is up to the device driver to store them as a 64-bit -quantity that does not overflow in its soft state. +entry point is used to get statistics from the device driver. +Statistics are stored as monotonic values. +They should only ever increase over the lifetime of a device, resetting only as +part of the instance of a device attaching and detaching. +When hardware has values that may overflow, it is up to the device driver to +store them as a 64-bit quantity that does not overflow in its soft state. .Pp Most device drivers will use a .Sy switch @@ -75,10 +75,10 @@ and instead return .Pp The device driver can obtain access to its soft state through the .Fa driver -member. It should be cast to the appropriate structure. The device -driver should employ any necessary locking to access the statistic -members of its soft state to ensure that the data is properly -serialized. +member. +It should be cast to the appropriate structure. +The device driver should employ any necessary locking to access the statistic +members of its soft state to ensure that the data is properly serialized. .Sh RETURN VALUES Upon successful completion, the device driver should fill in .Fa stat_value @@ -137,9 +137,9 @@ example_m_getstat(void *arg, uint_t stat, uint64_t *val) } .Ed .Sh ERRORS -The device driver may return one of the following errors. While this list -is not intended to be exhaustive, it is recommended to use one of these -if possible. +The device driver may return one of the following errors. +While this list is not intended to be exhaustive, it is recommended to use one +of these if possible. .Bl -tag -width Er .It Er ENOTSUP The specified statistic is unknown, unsupported, or unimplemented. |