diff options
| author | Stefan Kristiansson <[email protected]> | 2014-05-13 22:30:56 +0300 |
|---|---|---|
| committer | Stafford Horne <[email protected]> | 2017-02-25 04:14:06 +0900 |
| commit | bc19598f1dde267e5214e386b97bb647973275db (patch) | |
| tree | fb35f0097281aa51ce3b629342f4a4287693a7de /lib/netdev-notifier-error-inject.c | |
| parent | 11595172537788f0007bfc16590aab18f2b9c40f (diff) | |
openrisc: add optimized atomic operations
Using the l.lwa and l.swa atomic instruction pair.
Most openrisc processor cores provide these instructions now. If the
instructions are not available emulation is provided.
Acked-by: Peter Zijlstra (Intel) <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Signed-off-by: Stefan Kristiansson <[email protected]>
[[email protected]: remove OPENRISC_HAVE_INST_LWA_SWA config suggesed by
Alan Cox https://lkml.org/lkml/2014/7/23/666]
[[email protected]: expand to implement all ops suggested by Peter
Zijlstra https://lkml.org/lkml/2017/2/20/317]
Signed-off-by: Stafford Horne <[email protected]>
Diffstat (limited to 'lib/netdev-notifier-error-inject.c')
0 files changed, 0 insertions, 0 deletions