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author | Linus Walleij <linus.walleij@stericsson.com> | 2011-05-19 20:01:25 +0200 |
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committer | Grant Likely <grant.likely@secretlab.ca> | 2011-05-20 00:43:07 -0600 |
commit | 521999bd4a8c47a86136b9d8223a9480f5906db8 (patch) | |
tree | 3aae84e1eacfc6f96e7d7ef244f511e0afa72653 /drivers/spi/spi.c | |
parent | 7f9a4b9797405061a07fca26ff1b4f305c564e5d (diff) | |
download | op-kernel-dev-521999bd4a8c47a86136b9d8223a9480f5906db8.zip op-kernel-dev-521999bd4a8c47a86136b9d8223a9480f5906db8.tar.gz |
spi/pl022: use cpu_relax in the busy loop
This relaxes the cpu in the polling busy-wait loop.
Reported-by: Vitaly Wool <vitalywool@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/spi/spi.c')
0 files changed, 0 insertions, 0 deletions