On Mon, Oct 14, 2019 at 12:46:19PM -0700, Andi Kleen wrote:
> > > We may need a COW operation for this (hopefully rare) case.
> >
> > so the jitted mmaps are inserted into the data file
> > and processed during report where they can overload
> > existing maps - thats detected before addition in:
> > We may need a COW operation for this (hopefully rare) case.
>
> so the jitted mmaps are inserted into the data file
> and processed during report where they can overload
> existing maps - thats detected before addition in:
>
> thread__insert_map
> map_groups__fixup_overlappings
>
On Sun, Oct 13, 2019 at 08:10:54PM -0700, Andi Kleen wrote:
> On Sun, Oct 13, 2019 at 05:14:27PM +0200, Jiri Olsa wrote:
> > Andi reported that maps cloning is eating lot of memory and
> > it's probably unnecessary, because they keep the same data.
> >
> > Changing 'struct map_shared' to be a
On Sun, Oct 13, 2019 at 08:10:54PM -0700, Andi Kleen wrote:
> On Sun, Oct 13, 2019 at 05:14:27PM +0200, Jiri Olsa wrote:
> > Andi reported that maps cloning is eating lot of memory and
> > it's probably unnecessary, because they keep the same data.
> >
> > Changing 'struct map_shared' to be a
On Sun, Oct 13, 2019 at 05:14:27PM +0200, Jiri Olsa wrote:
> Andi reported that maps cloning is eating lot of memory and
> it's probably unnecessary, because they keep the same data.
>
> Changing 'struct map_shared' to be a pointer inside 'struct map',
> so it can be shared on fork. Changing the
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