diff options
| author | Rich Felker <dalias@aerifal.cx> | 2014-04-14 23:41:49 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2014-04-14 23:41:49 -0400 |
| commit | 3933fdd5001cc72cb1ea8bb92bbe536b8b601504 (patch) | |
| tree | 281c79dd4a6ea846193d1f28ca48222c54da9146 /include/sys/io.h | |
| parent | 83c98aac4c43f9571e8f92a1c795afe02c237d4b (diff) | |
| download | musl-3933fdd5001cc72cb1ea8bb92bbe536b8b601504.tar.gz | |
use dmb barrier instruction for atomics on arm v7
aside from potentially offering better performance, this change is
needed since the old coprocessor-based approach to barriers is
deprecated in arm v7, and some compilers/assemblers issue errors when
using the deprecated instruction for v7 targets.
Diffstat (limited to 'include/sys/io.h')
0 files changed, 0 insertions, 0 deletions