[U-Boot] [PATCH 3/8]: Define test_and_set/clear_bit for ARM
Wolfgang Denk
wd at denx.de
Sun Jul 19 14:51:34 CEST 2009
Dear Jean-Christophe PLAGNIOL-VILLARD,
In message <20090719094713.GE31924 at game.jcrosoft.org> you wrote:
> On 15:58 Tue 07 Jul , Simon Kagstrom wrote:
> > Signed-off-by: Simon Kagstrom <simon.kagstrom at netinsight.net>
> > ---
> > include/asm-arm/bitops.h | 4 ++--
> > 1 files changed, 2 insertions(+), 2 deletions(-)
> >
> NACK
>
> the test_and_set_bit and co must be endianless specific
> which is not the case here
>
> rename it ____atomic_test_and_set_bit if you want but not test_and_set_bit
Please explain. What has atomicity dto do with the fact if the
implementation depends on the byte order or not?
I agree that such macros should be independet of the byteorder, but
this applies to test_and_set_bit as well as to
____atomic_test_and_set_bit - why should adding "____atomic_" here
make such a difference?
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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