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Add ability to export maps, enables cross-program sharing #309

Merged
merged 2 commits into from
Jan 8, 2016
Merged

Add ability to export maps, enables cross-program sharing #309

merged 2 commits into from
Jan 8, 2016

Commits on Jan 8, 2016

  1. Add ability to export maps, enables cross-program sharing 

    Allow a program to export a map for other programs to use. This enables
cross-program map sharing.

parent program syntax:
BPF_TABLE("array", int, int, shared, 10);
BPF_TABLE_EXPORT(shared);

child program syntax:
BPF_TABLE("extern", int, int, shared, 10);

Signed-off-by: Brenden Blanco <[email protected]>
    Brenden Blanco committed Jan 8, 2016
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  2. Rename BPF_EXPORT to BPF_TABLE_PUBLIC 

    Signed-off-by: Brenden Blanco <[email protected]>
    Brenden Blanco committed Jan 8, 2016
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