From 520f10057961f03f20c2b980adff11bbfa8c2d6d Mon Sep 17 00:00:00 2001 From: bp Date: Mon, 25 Sep 2000 15:04:15 +0000 Subject: Increase pollution of LK_* name space and add flag LK_THISLAYER which limits locking depth in the vnode stack by current layer. --- sys/sys/lock.h | 1 + sys/sys/lockmgr.h | 1 + 2 files changed, 2 insertions(+) (limited to 'sys') diff --git a/sys/sys/lock.h b/sys/sys/lock.h index 92ccd64..a296d8f 100644 --- a/sys/sys/lock.h +++ b/sys/sys/lock.h @@ -141,6 +141,7 @@ struct lock { getting lk_interlock */ #define LK_RETRY 0x00020000 /* vn_lock: retry until locked */ #define LK_NOOBJ 0x00040000 /* vget: don't create object */ +#define LK_THISLAYER 0x00080000 /* vn_lock: lock/unlock only current layer */ /* * Internal state flags corresponding to lk_sharecount, and lk_waitcount diff --git a/sys/sys/lockmgr.h b/sys/sys/lockmgr.h index 92ccd64..a296d8f 100644 --- a/sys/sys/lockmgr.h +++ b/sys/sys/lockmgr.h @@ -141,6 +141,7 @@ struct lock { getting lk_interlock */ #define LK_RETRY 0x00020000 /* vn_lock: retry until locked */ #define LK_NOOBJ 0x00040000 /* vget: don't create object */ +#define LK_THISLAYER 0x00080000 /* vn_lock: lock/unlock only current layer */ /* * Internal state flags corresponding to lk_sharecount, and lk_waitcount -- cgit v1.1