Re: [PATCH 5/7] use the new lock algorithm for malloc

[Jens Gustedt <jens.gustedt@inria.fr>]

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Hello Rich,

On Tue, 9 Jan 2018 12:42:34 -0500 Rich Felker <dalias@libc.org> wrote:

> On Wed, Jan 03, 2018 at 02:17:12PM +0100, Jens Gustedt wrote:
> > Malloc used a specialized lock implementation in many places. Now
> > that we have a generic lock that has the desired properties, we
> > should just use this, instead of this multitude of very similar
> > lock mechanisms. ---
> >  src/malloc/malloc.c | 38 +++++++++++++-------------------------
> >  1 file changed, 13 insertions(+), 25 deletions(-)
> > 
> > diff --git a/src/malloc/malloc.c b/src/malloc/malloc.c
> > index 9e05e1d6..6c667a5a 100644
> > --- a/src/malloc/malloc.c
> > +++ b/src/malloc/malloc.c
> > @@ -13,6 +13,8 @@
> >  #define inline inline __attribute__((always_inline))
> >  #endif
> >  
> > +#include "__lock.h"
> > +  
> 
> Ah, I see -- maybe you deemed malloc to be the only place where
> inlining for the sake of speed made sense? That's probably true.

Yes, and also I was trying to be conservative. Previously, the lock
functions for malloc resided in the same TU, so they were probably
inlined most of the time.

Jens

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