From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: Re: [PATCH] tools: libxl: CODING_STYLE: GC* cannot be used with NOGC Date: Fri, 16 Oct 2015 12:14:05 +0100 Message-ID: <1444994045.12442.69.camel@citrix.com> References: <1444991592-3166-1-git-send-email-ian.campbell@citrix.com> <20151016103956.GM32638@zion.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20151016103956.GM32638@zion.uk.xensource.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Wei Liu Cc: ian.jackson@eu.citrix.com, xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On Fri, 2015-10-16 at 11:39 +0100, Wei Liu wrote: > On Fri, Oct 16, 2015 at 11:33:12AM +0100, Ian Campbell wrote: > > GC* assume an existing gc in scope, which means they can't be passed > > NOGC. Instead recommend the use of the underlying functions with NOGC, > > noting that this is excepitonal. > > > > Signed-off-by: Ian Campbell > > --- > > tools/libxl/CODING_STYLE | 3 ++- > > 1 file changed, 2 insertions(+), 1 deletion(-) > > > > diff --git a/tools/libxl/CODING_STYLE b/tools/libxl/CODING_STYLE > > index a65efb3..545dc77 100644 > > --- a/tools/libxl/CODING_STYLE > > +++ b/tools/libxl/CODING_STYLE > > @@ -57,13 +57,14 @@ whenever they are applicable. For example: > > libxl__log[v] LOG, LOGE, LOGEV > > libxl__sprintf GCSPRINTF > > libxl__*alloc et al. GCNEW, GCNEW_ARRAY, GCREALLOC_ARRAY > > - malloc et al. GCNEW, GCNEW_ARRAY, GCREALLOC_ARRAY with > > NOGC > > isalnum etc. directly CTYPE > > libxl__ctx_[un]lock CTX_LOCK, CTX_UNLOCK > > gc=...; ao=...; EGC_GC, AO_GC, STATE_AO_GC > > explicit gc creation GC_INIT, GC_FREE > > memset(..,0,sizeof..) FILLZERO > > > > +Instead of malloc et al one should (as an exception to the above) use > > +libxl__{zalloc,alloc,realloc} etc but passing NOGC. > > > > There is no libxl__alloc. DYM libxl__malloc? I meant libxl__calloc. Ian.