add note about pmap.c compilation warnings

This commit is contained in:
scole 2019-04-03 21:03:06 +00:00
parent d6c8906145
commit e921022722
1 changed files with 4 additions and 0 deletions

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@ -15,6 +15,10 @@ What works:
Tasks remaining, first couple seem most important:
- pmap.c is getting compilation warnings (for gcc6 & gcc7) like
/var/tmp//cckQKcKn.s:7614: Warning: Use of 'st8' may violate RAW dependency 'RR#' (data)
...
how to change compile flags for specific kernel file like "CFLAGS.pmap.c+= -O0" ?
- context switching and forking appear unfinished,
vm_machdep.c::cpu_lwp_fork() appears incomplete
- pmap module, imported from freebsd but still needs more work and