Date: Fri, 6 Jan 2012 20:06:45 +0000 (UTC) From: John Baldwin <jhb@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r229728 - head/sys/kern Message-ID: <201201062006.q06K6j7W005836@svn.freebsd.org>
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Author: jhb Date: Fri Jan 6 20:06:45 2012 New Revision: 229728 URL: http://svn.freebsd.org/changeset/base/229728 Log: Add 5 spare VOPs as placeholders to avoid breaking the KBI in the future when new VOPs are MFC'd to a branch. Reviewed by: kib, bz MFC after: 3 days Modified: head/sys/kern/vnode_if.src Modified: head/sys/kern/vnode_if.src ============================================================================== --- head/sys/kern/vnode_if.src Fri Jan 6 20:05:48 2012 (r229727) +++ head/sys/kern/vnode_if.src Fri Jan 6 20:06:45 2012 (r229728) @@ -50,7 +50,7 @@ # X: locked if not nil. # # The paramater named "vpp" is assumed to be always used with double -# indirection (**vpp) and that name is hard-codeed in vnode_if.awk ! +# indirection (**vpp) and that name is hard-coded in vnode_if.awk ! # # Lines starting with %! specify a pre or post-condition function # to call before/after the vop call. @@ -639,3 +639,28 @@ vop_advise { IN off_t end; IN int advice; }; + +# The VOPs below are spares at the end of the table to allow new VOPs to be +# added in stable branches without breaking the KBI. New VOPs in HEAD should +# be added above these spares. When merging a new VOP to a stable branch, +# the new VOP should replace one of the spares. + +vop_spare1 { + IN struct vnode *vp; +}; + +vop_spare2 { + IN struct vnode *vp; +}; + +vop_spare3 { + IN struct vnode *vp; +}; + +vop_spare4 { + IN struct vnode *vp; +}; + +vop_spare5 { + IN struct vnode *vp; +};
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