diff options
| author | Sarbojit Ganguly <ganguly.s@samsung.com> | 2015-10-09 12:10:02 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2015-10-09 16:22:54 +0100 |
| commit | e8973a889e69cb86cac08bec2863c878c0d27af9 (patch) | |
| tree | e38d278665d5998a1f4cc2df2eee8a5608440b32 /include/linux/amba | |
| parent | e1b8c05dccc7d3de8c49c92c41b2b5ac7d8275b2 (diff) | |
ARM: 8443/1: Adding support for atomic half word exchange
Since support for half-word atomic exchange was not there and Qspinlock
on ARM requires it, modified __xchg() to add support for that as well.
ARMv6 and lower does not support ldrex{b,h} so, added a guard code to
prevent build breaks.
Signed-off-by: Sarbojit Ganguly <ganguly.s@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/linux/amba')
0 files changed, 0 insertions, 0 deletions