"Andrew R. Reiter" wrote:
> :He could also maintain a local cache of this per vnode, basically
> :maintain a mirror of the lock list locally in order to see if a remote
> :op must be done.
>
> Isn't this sorta like coda?
Lock cache, not data cache.
It's "sort of like":
http://www.blackflag.ru/
Alfred Perlstein wrote:
> He could also maintain a local cache of this per vnode, basically
> maintain a mirror of the lock list locally in order to see if a remote
> op must be done.
I think we are talking past each other.
This is what I've been suggesting since my first message,
but suggested
On Tue, 14 May 2002, Terry Lambert wrote:
> Richard Sharpe wrote:
> > Hmmm, I wasn't very clear ...
> >
> > What I am proposing is a 'simple' fix that simply changes
> >
> > p->p_flag |= P_ADVLOCK;
> >
> > to
> >
> > fp->l_flag |= P_ADVLOCK;
> >
> > And never resets it, and t
* Andrew R. Reiter <[EMAIL PROTECTED]> [020515 09:54] wrote:
> On Wed, 15 May 2002, Alfred Perlstein wrote:
>
> :* Terry Lambert <[EMAIL PROTECTED]> [020515 01:36] wrote:
> :> Alfred Perlstein wrote:
> :> > As Terry stated you can't do that, however you could cache that the
> :> > VNODE has a loc
On Wed, 15 May 2002, Alfred Perlstein wrote:
:* Terry Lambert <[EMAIL PROTECTED]> [020515 01:36] wrote:
:> Alfred Perlstein wrote:
:> > As Terry stated you can't do that, however you could cache that the
:> > VNODE has a lock, that would reduce the requirement for calling the
:> > ADVLOCK VOP.
:>
* Terry Lambert <[EMAIL PROTECTED]> [020515 01:36] wrote:
> Alfred Perlstein wrote:
> > As Terry stated you can't do that, however you could cache that the
> > VNODE has a lock, that would reduce the requirement for calling the
> > ADVLOCK VOP.
> You'd really have to know when the lock list went t
Alfred Perlstein wrote:
> As Terry stated you can't do that, however you could cache that the
> VNODE has a lock, that would reduce the requirement for calling the
> ADVLOCK VOP.
You'd really have to know when the lock list went to NULL, to get
any benefit out of it, since locking would still end
* Terry Lambert <[EMAIL PROTECTED]> [020514 22:58] wrote:
> Richard Sharpe wrote:
> > Hmmm, I wasn't very clear ...
> >
> > What I am proposing is a 'simple' fix that simply changes
> >
> > p->p_flag |= P_ADVLOCK;
> >
> > to
> >
> > fp->l_flag |= P_ADVLOCK;
As Terry stated you
Richard Sharpe wrote:
> Hmmm, I wasn't very clear ...
>
> What I am proposing is a 'simple' fix that simply changes
>
> p->p_flag |= P_ADVLOCK;
>
> to
>
> fp->l_flag |= P_ADVLOCK;
>
> And never resets it, and then in closef,
>
> if ((fp->l_flag & P_ADVLOCK) && fp->f_t
On Tue, 14 May 2002, Terry Lambert wrote:
Hmmm, I wasn't very clear ...
What I am proposing is a 'simple' fix that simply changes
p->p_flag |= P_ADVLOCK;
to
fp->l_flag |= P_ADVLOCK;
And never resets it, and then in closef,
if ((fp->l_flag & P_ADVLOCK) && fp->f_type
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