Messages in this thread Patch in this message | | | Date | Mon, 26 Nov 2018 01:37:24 -1000 | From | Joey Pabalinas <> | Subject | Re: [PATCH] Little memset_explicit optimisation |
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On Sat, Nov 24, 2018 at 12:35:43PM +0000, David CARLIER wrote: > Using the return value of memset for save/load sake. > > Signed-off-by: David Carlier <devnexen@gmail.com> > --- > lib/string.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/lib/string.c b/lib/string.c > index 38e4ca08e757..92da04a0213b 100644 > --- a/lib/string.c > +++ b/lib/string.c > @@ -720,7 +720,7 @@ EXPORT_SYMBOL(memset); > */ > void memzero_explicit(void *s, size_t count) > { > - memset(s, 0, count); > + s = memset(s, 0, count); > barrier_data(s); > } > EXPORT_SYMBOL(memzero_explicit);
Could you elaborate on the optimization that this patch performs?
-- Cheers, Joey Pabalinas [unhandled content-type:application/pgp-signature] | |