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| author | Catalin Marinas <catalin.marinas@arm.com> | 2012-03-05 12:49:29 +0100 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2012-09-17 14:42:02 +0200 |
| commit | 6170a97460dbda12686bef0dec65ce2d59867f9e (patch) | |
| tree | 8e4fde78c58d30e2fc3af4be6b0fff0371c5f79f /arch/arm64/kernel/io.c | |
| parent | arm64: IRQ handling (diff) | |
| download | linux-6170a97460dbda12686bef0dec65ce2d59867f9e.tar.xz linux-6170a97460dbda12686bef0dec65ce2d59867f9e.zip | |
arm64: Atomic operations
This patch introduces the atomic, mutex and futex operations. Many
atomic operations use the load-acquire and store-release operations
which imply barriers, avoiding the need for explicit DMB.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'arch/arm64/kernel/io.c')
0 files changed, 0 insertions, 0 deletions