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author | Arnd Bergmann <arnd@arndb.de> | 2021-05-08 00:07:50 +0200 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2021-05-10 17:50:47 +0200 |
commit | f12d3ff3f41cc92f67cfaf29697685e8834fe4a4 (patch) | |
tree | abfa0f845a558b68496b20de684207a841b347cf /include/sound/hda_hwdep.h | |
parent | 3aec1db05d1ba631311beca4715655591a9e17d5 (diff) |
powerpc: use linux/unaligned/le_struct.h on LE power7
Little-endian POWER7 kernels disable
CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS because that is not supported on
the hardware, but the kernel still uses direct load/store for explicti
get_unaligned()/put_unaligned().
I assume this is a mistake that leads to power7 having to trap and fix
up all these unaligned accesses at a noticeable performance cost.
The fix is completely trivial, just remove the file and use the
generic version that gets it right.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'include/sound/hda_hwdep.h')
0 files changed, 0 insertions, 0 deletions