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| author | Andi Kleen <[email protected]> | 2012-09-17 21:09:15 +0000 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2012-09-17 22:00:38 +0000 |
| commit | 9a858dc7cebce01a7bb616bebb85087fa2b40871 (patch) | |
| tree | 70e8b7fd41d6503e105cdd0b5b9ed3e6f7c464ee /lib/mpi/mpi-internal.h | |
| parent | pid-namespace: limit value of ns_last_pid to (0, max_pid) (diff) | |
| download | kernel-9a858dc7cebce01a7bb616bebb85087fa2b40871.tar.gz kernel-9a858dc7cebce01a7bb616bebb85087fa2b40871.zip | |
compiler.h: add __visible
gcc 4.6+ has support for a externally_visible attribute that prevents the
optimizer from optimizing unused symbols away. Add a __visible macro to
use it with that compiler version or later.
This is used (at least) by the "Link Time Optimization" patchset.
Signed-off-by: Andi Kleen <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'lib/mpi/mpi-internal.h')
0 files changed, 0 insertions, 0 deletions