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| author | John Baldwin <jhb@FreeBSD.org> | 2007-05-08 21:51:37 +0000 |
|---|---|---|
| committer | John Baldwin <jhb@FreeBSD.org> | 2007-05-08 21:51:37 +0000 |
| commit | 0026c92c3eb83a491bb4bdc1c1309752f7e92edd (patch) | |
| tree | 666b5595ce1dc5855c3c502c770842207fe32fdc /sys/sys/sx.h | |
| parent | c0bfd70306701290fc7529faf499e4d23c41dfef (diff) | |
| download | src-0026c92c3eb83a491bb4bdc1c1309752f7e92edd.tar.gz src-0026c92c3eb83a491bb4bdc1c1309752f7e92edd.zip | |
Add destroyed cookie values for sx locks and rwlocks as well as extra
KASSERTs so that any lock operations on a destroyed lock will panic or
hang.
Notes
Notes:
svn path=/head/; revision=169394
Diffstat (limited to 'sys/sys/sx.h')
| -rw-r--r-- | sys/sys/sx.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/sys/sx.h b/sys/sys/sx.h index 49acc74eec77..d2688e1ec654 100644 --- a/sys/sys/sx.h +++ b/sys/sys/sx.h @@ -85,6 +85,8 @@ #define SX_ONE_SHARER (1 << SX_SHARERS_SHIFT) #define SX_LOCK_UNLOCKED SX_SHARERS_LOCK(0) +#define SX_LOCK_DESTROYED \ + (SX_LOCK_SHARED_WAITERS | SX_LOCK_EXCLUSIVE_WAITERS) #ifdef _KERNEL |