linux/arch/tile
Chris Metcalf ab306cae66 arch/tile: use atomic exchange in arch_write_unlock()
This idiom is used elsewhere when we do an unlock by writing a zero,
but I missed it here.  Using an atomic operation avoids waiting
on the write buffer for the unlocking write to be sent to the home cache.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
2012-04-02 12:13:49 -04:00
..
configs arch/tile/configs: convert to minimal configs via "make savedefconfig" 2012-03-14 14:33:16 -04:00
include arch/tile: use atomic exchange in arch_write_unlock() 2012-04-02 12:13:49 -04:00
kernel arch/tile: fix single-stepping over swint1 instructions on tilegx 2012-04-02 12:13:36 -04:00
kvm virtio: expose for non-virtualization users too 2011-07-23 16:20:30 +09:30
lib arch/tile: fix pointer cast in cacheflush.c 2012-04-02 12:13:39 -04:00
mm arch/tile: export the page_home() function. 2012-04-02 12:13:42 -04:00
Kbuild
Kconfig arch/tile/Kconfig: don't specify CONFIG_PAGE_OFFSET for 64-bit builds 2012-04-02 12:00:14 -04:00
Kconfig.debug lib: consolidate DEBUG_STACK_USAGE option 2011-05-25 08:39:54 -07:00
Makefile arch/tile: stop mentioning the "kvm" subdirectory 2012-04-02 12:13:46 -04:00