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Date:      Mon, 11 Apr 2005 20:26:13 -0400
From:      Jung-uk Kim <jkim@niksun.com>
To:        Doug Barton <dougb@freebsd.org>
Cc:        cvs-all@freebsd.org
Subject:   Re: cvs commit: src/sys/kern vnode_if.src
Message-ID:  <200504112026.13013.jkim@niksun.com>
In-Reply-To: <425B1390.5030105@freebsd.org>
References:  <200504111519.j3BFJTSx095645@repoman.freebsd.org> <200504111634.03435.jkim@niksun.com> <425B1390.5030105@freebsd.org>

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On Monday 11 April 2005 08:17 pm, Doug Barton wrote:
> Jung-uk Kim wrote:
> > On Monday 11 April 2005 03:22 pm, Doug Barton wrote:
> >>Jeff Roberson wrote:
> >>>jeff        2005-04-11 15:19:29 UTC
> >>>
> >>>  FreeBSD src repository
> >>>
> >>>  Modified files:
> >>>    sys/kern             vnode_if.src
> >>>  Log:
> >>>   - Mark the VOPs that require exclusive locks.  Those that
> >>>aren't marked with E may be called with a shared lock held. 
> >>> This list really could be made per filesystem if we had any
> >>>filesystems which differed from ffs in locking guarantees.  VFS
> >>>itself is not sensitive to this except where vgone() etc. are
> >>>concerned.
> >>>
> >>>  Sponsored by:   Isilon Systems, Inc.
> >>>
> >>>  Revision  Changes    Path
> >>>  1.77      +26 -26    src/sys/kern/vnode_if.src
> >>>
> >>>http://www.FreeBSD.org/cgi/cvsweb.cgi/src/sys/kern/vnode_if.src.
> >>>d iff?&r1=1.76&r2=1.77&f=h
> >>
> >>I now have a broken build:
> >>
> >>cc -c -O -pipe -march=pentium4m -Wall -Wredundant-decls
> >>-Wnested-externs -Wstric t-prototypes  -Wmissing-prototypes
> >>-Wpointer-arith -Winline -Wcast-qual  -fforma t-extensions
> >> -std=c99 -g -nostdinc -I-  -I. -I/usr/local/src/sys
> >> -I/usr/local/sr c/sys/contrib/dev/acpica
> >> -I/usr/local/src/sys/contrib/altq -I/usr/local/src/sys/
> >> contrib/ipfilter
> >>-I/usr/local/src/sys/contrib/pf -I/usr/local/src/sys/contrib/de
> >>v/ath -I/usr/local/src/sys/contrib/dev/ath/freebsd
> >>-I/usr/local/src/sys/contrib/ ngatm -D_KERNEL -include
> >> opt_global.h -fno-common -finline-limit=8000 --param in
> >> line-unit-growth=100 --param large-function-growth=1000 
> >> -mno-align-long-strings -mpreferred-stack-boundary=2  -mno-mmx
> >> -mno-3dnow -mno-sse -mno-sse2 -ffreestan
> >>ding -Werror  vnode_if.c
> >>vnode_if.c: In function `VOP_CREATE_APV':
> >>vnode_if.c:205: warning: implicit declaration of function
> >>`ASSERT_VOP_ELOCKED' vnode_if.c:205: warning: nested extern
> >>declaration of `ASSERT_VOP_ELOCKED' vnode_if.c: In function
> >>`VOP_WHITEOUT_APV':
> >>vnode_if.c:261: warning: nested extern declaration of
> >>`ASSERT_VOP_ELOCKED' vnode_if.c:205: warning: redundant
> >>redeclaration of 'ASSERT_VOP_ELOCKED' vnode_if.c:205: warning:
> >>previous implicit declaration of 'ASSERT_VOP_ELOCKED' w as here
> >>vnode_if.c: In function `VOP_MKNOD_APV':
> >>vnode_if.c:315: warning: nested extern declaration of
> >>`ASSERT_VOP_ELOCKED' vnode_if.c:205: warning: redundant
> >>redeclaration of 'ASSERT_VOP_ELOCKED' vnode_if.c:205: warning:
> >>previous implicit declaration of 'ASSERT_VOP_ELOCKED' w as here
> >>
> >>and on and on.
> >>
> >>Doug
> >
> > FYI, the following patch fixes it.
> >
> > Jung-uk Kim
> >
> > Index: vnode.h
> > =================================================================
> >== RCS file: /home/ncvs/src/sys/sys/vnode.h,v
> > retrieving revision 1.296
> > diff -u -r1.296 vnode.h
> > --- src/sys/sys/vnode.h	11 Apr 2005 15:17:06 -0000	1.296
> > +++ src/sys/sys/vnode.h	11 Apr 2005 20:31:15 -0000
> > @@ -514,8 +514,8 @@
> >
> >  #define	ASSERT_VI_LOCKED(vp, str)
> >  #define	ASSERT_VI_UNLOCKED(vp, str)
> > -#if 0
> >  #define	ASSERT_VOP_ELOCKED(vp, str)
> > +#if 0
> >  #define	ASSERT_VOP_ELOCKED_OTHER(vp, str)
> >  #endif
> >  #define	ASSERT_VOP_LOCKED(vp, str)
>
> Thank you, re-compiling now. Have you by chance confirmed that the
> kernel this produces is safe to use?

No crash for few hours if that's what you mean. ;-)

Jung-uk Kim

> Doug



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