[PATCH 1/2] common: add safe version of foreach-list to Linux

[Thomas Monjalon]

07/07/2022 17:59, Khan, Hamza:
> 
> > -----Original Message-----
> > From: Thomas Monjalon <thomas at monjalon.net>
> > Sent: Tuesday 5 July 2022 17:16
> > To: Khan, Hamza <hamza.khan at intel.com>
> > Cc: dev at dpdk.org
> > Subject: Re: [PATCH 1/2] common: add safe version of foreach-list to Linux
> > 
> > 01/06/2022 12:54, Hamza Khan:
> > > Linux EAL does not have the LIST_FOREACH_SAFE version of the iterator
> > > macros. Add it.
> > >
> > > Signed-off-by: Hamza Khan <hamza.khan at intel.com>
> > > ---
> > >  lib/eal/linux/include/rte_os.h | 7 +++++++
> > >  1 file changed, 7 insertions(+)
> > >
> > > diff --git a/lib/eal/linux/include/rte_os.h
> > > b/lib/eal/linux/include/rte_os.h index c72bf5b7e6..00d7714181 100644
> > > --- a/lib/eal/linux/include/rte_os.h
> > > +++ b/lib/eal/linux/include/rte_os.h
> > > @@ -26,6 +26,13 @@ extern "C" {
> > >  #define RTE_STAILQ_HEAD(name, type) STAILQ_HEAD(name, type)
> > #define
> > > RTE_STAILQ_ENTRY(type) STAILQ_ENTRY(type)
> > >
> > > +#ifndef LIST_FOREACH_SAFE
> > > +#define	LIST_FOREACH_SAFE(var, head, field, tvar)
> > 	\
> > > +	for ((var) = LIST_FIRST((head));				\
> > > +	    (var) && ((tvar) = LIST_NEXT((var), field), 1);		\
> > > +	    (var) = (tvar))
> > > +#endif
> > 
> > I'm not sure we want to add such thing without a RTE_ prefix.
> > And we should not need LIST_*, we have RTE_TAILQ_*.
> > 
> > 
> I have sent v2 patch with the aforementioned fix. 
> However Is being held until the list moderator can review it for approval

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