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dcc: do not cause problem with multiple threads.

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With multiple cards configured you can have multiple workers running in
different thread.
With such configuration static variables not syncronized could lead
to undefined behavior.

Acked-by: Jonathon Jongsma <jjongsma@redhat.com>
This commit is contained in:
Frediano Ziglio 2015-08-04 16:05:38 +01:00 committed by Christophe Fergeau
parent 2862f0820d
commit aa09f04717
1 changed files with 2 additions and 3 deletions
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5
server/red_worker.c
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@ -7171,9 +7171,8 @@ static void red_pipe_replace_rendered_drawables_with_images(RedWorker *worker,
int first_surface_id,
SpiceRect *first_area)
{
/* TODO: can't have those statics with multiple clients */
static int resent_surface_ids[MAX_PIPE_SIZE];
static SpiceRect resent_areas[MAX_PIPE_SIZE]; // not pointers since drawbales may be released
int resent_surface_ids[MAX_PIPE_SIZE];
SpiceRect resent_areas[MAX_PIPE_SIZE]; // not pointers since drawables may be released
int num_resent;
PipeItem *pipe_item;
Ring *pipe;