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| author | mav <mav@FreeBSD.org> | 2008-01-31 08:24:27 +0000 |
|---|---|---|
| committer | mav <mav@FreeBSD.org> | 2008-01-31 08:24:27 +0000 |
| commit | 739abe292fc89098c15e33660cbde41c7c3f900e (patch) | |
| tree | 599b3da45155b4ddaecff1d725b0ac7c72de841e /sys/amd64/include/proc.h | |
| parent | c57fa547596c416598879f29dc61157e959392bd (diff) | |
| download | FreeBSD-src-739abe292fc89098c15e33660cbde41c7c3f900e.zip FreeBSD-src-739abe292fc89098c15e33660cbde41c7c3f900e.tar.gz | |
Move GET_STACK_USAGE from MI header to i386/amd64 MD ones.
Somebody who can, please feel free to implement it for other archs
or copy this one if it suits.
Diffstat (limited to 'sys/amd64/include/proc.h')
| -rw-r--r-- | sys/amd64/include/proc.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sys/amd64/include/proc.h b/sys/amd64/include/proc.h index ba6354b..a3ebd79 100644 --- a/sys/amd64/include/proc.h +++ b/sys/amd64/include/proc.h @@ -44,4 +44,17 @@ struct mdthread { struct mdproc { }; +#ifdef _KERNEL + +/* Get the current kernel thread stack usage. */ +#define GET_STACK_USAGE(total, used) do { \ + struct thread *td = curthread; \ + (total) = td->td_kstack_pages * PAGE_SIZE; \ + (used) = (char *)td->td_kstack + \ + td->td_kstack_pages * PAGE_SIZE - \ + (char *)&td; \ +} while (0) + +#endif /* _KERNEL */ + #endif /* !_MACHINE_PROC_H_ */ |
