[Mesa-dev] [PATCH] src: replace RTLD_NOW with RTLD_LAZY

[Rob Clark]

On Sat, Aug 6, 2016 at 4:28 AM, Enrico Weigelt, metux IT consult
<enrico.weigelt at gr13.net> wrote:
> On 06.08.2016 04:05, ⚛ wrote:
>
>> Question 2: Exists there a reason for _not_ linking radeonsi_dri.so,
>> swrastg_dri.so, etc, directly to Mesa's libGL.so? The Gallium
>> *_dri.so libraries are the same inode on the filesystem.
>
> Sure about that ?
>
> nekrad at orion:~/MESA/lib/dri$ ls -lai
> total 508348
> 6750710 drwxrwxr-x 2 nekrad nekrad     4096 Aug  3 03:50 .
> 6750702 drwxrwxr-x 4 nekrad nekrad     4096 Aug  3 03:50 ..
> 6714176 -rwxr-xr-x 5 nekrad nekrad 51025670 Aug  3 03:50 i915_dri.so
> 6714176 -rwxr-xr-x 5 nekrad nekrad 51025670 Aug  3 03:50 i965_dri.so
> 6714275 -rwxr-xr-x 5 nekrad nekrad 53071749 Aug  3 03:50 kms_swrast_dri.so
> 6714176 -rwxr-xr-x 5 nekrad nekrad 51025670 Aug  3 03:50
> nouveau_vieux_dri.so
> 6714176 -rwxr-xr-x 5 nekrad nekrad 51025670 Aug  3 03:50 r200_dri.so
> 6714275 -rwxr-xr-x 5 nekrad nekrad 53071749 Aug  3 03:50 r300_dri.so
> 6714275 -rwxr-xr-x 5 nekrad nekrad 53071749 Aug  3 03:50 r600_dri.so
> 6714176 -rwxr-xr-x 5 nekrad nekrad 51025670 Aug  3 03:50 radeon_dri.so
> 6714275 -rwxr-xr-x 5 nekrad nekrad 53071749 Aug  3 03:50 swrast_dri.so
> 6714275 -rwxr-xr-x 5 nekrad nekrad 53071749 Aug  3 03:50 vmwgfx_dri.so
>
> I see only some of them are the same.
> By the way: why not using symlinks here ?

gallium vs classic drivers, I guess?

I don't remember the reason for hardlinks, but I seem to remember
there was one.  Emil would probably know.

BR,
-R

> (hardlinks can easily break up ...)
>
>> Question 3: Isn't the current status quo (i.e: not linking
>> radeonsi_dri.so directly to libGL.so) also a micro-optimization that
>> can hide certain bugs?
>
> Just curious: how much space would it add if drivers were linked
> into libGL.so ? (IOW: how much redundancy is there between the
> individual *_dri.so's ?)
>
> --mtx
>
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