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3 Commits

Author SHA1 Message Date
Tom Rini 897860ebc1 x86: Convert from ACCESS_ONCE to READ/WRITE_ONCE 
In order to update our <linux/compiler.h> to a newer version that no
longer provides ACCESS_ONCE() but only READ_ONCE()/WRITE_ONCE() we need
to convert arch/x86/include/asm/atomic.h to the other macros.

Cc: Simon Glass <sjg@chromium.org>
Cc: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
 2020-07-01 10:11:03 -04:00
Simon Glass cd93d625fd common: Drop linux/bitops.h from common header 
Move this uncommon header out of the common header.

Signed-off-by: Simon Glass <sjg@chromium.org>
 2020-05-18 21:19:23 -04:00
Simon Glass b551173b73 x86: Add atomic operations 
Add a subset of this header file from Linux 4.0 to support atomic operations
in U-Boot.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
 2015-04-29 21:02:33 -06:00