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UPDATING: note that the pmc callchain ABI has changed

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Matt Macy 2018-05-23 17:30:23 +00:00
parent 0b5dc7f64f
commit 7e1a13f4b4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=334109
1 changed files with 6 additions and 0 deletions
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@ -51,6 +51,12 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 12.x IS SLOW:
****************************** SPECIAL WARNING: ******************************
20180523:
The on-disk format for hwpmc callchain records has changed to include
threadid corresponding to a given record. This changes the field offsets
and thus requires that libpmcstat be rebuilt before using a kernel
later than r334108.
20180517:
The vxge(4) driver has been removed. This driver was introduced into
HEAD one week before the Exar left the Ethernet market and is not