Add COMPATIBILITY and HISTORY sections.

MFC after:	3 days
This commit is contained in:
Joseph Koshy 2005-07-21 06:44:54 +00:00
parent 79b6b08fd5
commit 5138c36a1b
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=148223

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@ -3263,6 +3263,23 @@ if successful; otherwise the value
is returned and the global variable
.Va errno
is set to indicate the error.
.Sh COMPATIBILITY
The interface between the
.Xr pmc 3
library and the
.Xr hwpmc 4
driver is intended to be private to the implementation and may
change.
In order to ease forward compatibility with future versions of the
.Xr hwpmc 4
driver, applications are urged to dynamically link with the
.Xr pmc 3
library.
.Pp
The
.Xr pmc 3
API is
.Ud
.Sh ERRORS
A call to
.Fn pmc_init
@ -3384,6 +3401,11 @@ driver.
.Xr hwpmc 4 ,
.Xr pmccontrol 8 ,
.Xr pmcstat 8
.Sh HISTORY
The
.Xr pmc 3
library first appeared in
.Fx 6.0 .
.Sh BUGS
The information returned by
.Fn pmc_cpuinfo ,