From: Michal Hocko <mhocko-IBi9RG/b67k@public.gmane.org>
To: Paolo Bonzini <pbonzini-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Michael Ellerman <mpe-Gsx/Oe8HsFggBc27wqDAHg@public.gmane.org>,
Andrew Morton
<akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>,
Dennis Zhou <dennis-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>,
Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>,
Vladimir Davydov
<vdavydov.dev-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org,
cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
stable-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 1/3] mm: vmalloc: introduce array allocation functions
Date: Tue, 8 Mar 2022 16:26:26 +0100 [thread overview]
Message-ID: <Yid1orgE/Yf56WSV@dhcp22.suse.cz> (raw)
In-Reply-To: <77a34051-2672-88cf-99dd-60f5acfb905e-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
On Tue 08-03-22 14:55:39, Paolo Bonzini wrote:
> On 3/8/22 14:47, Michal Hocko wrote:
> > Seems useful
> > Acked-by: Michal Hocko<mhocko-IBi9RG/b67k@public.gmane.org>
> >
> > Is there any reason you haven't used __alloc_size(1, 2) annotation?
>
> It's enough to have them in the header:
>
> > > +extern void *__vmalloc_array(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
> > > +extern void *vmalloc_array(size_t n, size_t size) __alloc_size(1, 2);
> > > +extern void *__vcalloc(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
> > > +extern void *vcalloc(size_t n, size_t size) __alloc_size(1, 2);
My bad, I have expected __alloc_size before the function name and simply
haven't noticed it at the end.
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2022-03-08 15:26 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-08 10:59 [PATCH 0/3] mm: vmalloc: introduce array allocation functions Paolo Bonzini
2022-03-08 10:59 ` [PATCH 1/3] " Paolo Bonzini
2022-03-08 13:47 ` Michal Hocko
2022-03-08 13:55 ` Paolo Bonzini
[not found] ` <77a34051-2672-88cf-99dd-60f5acfb905e-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2022-03-08 15:26 ` Michal Hocko [this message]
[not found] ` <20220308105918.615575-2-pbonzini-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2022-03-08 14:26 ` David Hildenbrand
2022-03-08 10:59 ` [PATCH 2/3] mm: use vmalloc_array and vcalloc for array allocations Paolo Bonzini
[not found] ` <20220308105918.615575-3-pbonzini-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2022-03-08 13:49 ` Michal Hocko
2022-03-08 14:27 ` David Hildenbrand
2022-03-08 16:13 ` Dennis Zhou
[not found] ` <20220308105918.615575-1-pbonzini-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2022-03-08 10:59 ` [PATCH 3/3] KVM: use vcalloc/__vcalloc for very large allocations Paolo Bonzini
2022-03-08 14:25 ` David Hildenbrand
2022-03-10 4:18 ` Andrew Morton
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