linux-uconsole/arch/sparc
David S. Miller a6c4c1c505 sparc64: Make prom entry spinlock NMI safe.
[ Upstream commit 8a4fd1e492 ]

If we do something like try to print to the OF console from an NMI
while we're already in OpenFirmware, we'll deadlock on the spinlock.

Use a raw spinlock and disable NMIs when we take it.

Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
2010-04-01 15:58:16 -07:00
..
boot arch/sparc/boot/*.c: Mark various internal functions static 2009-11-15 15:01:40 -08:00
configs sparc: Update defconfigs. 2009-09-16 00:31:26 -07:00
include/asm sparc32: Fix struct stat uid/gid types. 2010-03-15 08:49:38 -07:00
kernel sparc64: Fix sun4u execute bit check in TSB I-TLB load. 2010-03-15 08:49:38 -07:00
lib sparc64: Fix stack debugging IRQ stack regression. 2009-12-18 14:05:12 -08:00
math-emu sparc64: unify math-emu 2008-12-04 09:16:56 -08:00
mm sparc64: Fix definition of VMEMMAP_SIZE. 2009-11-23 16:38:56 -08:00
oprofile sparc: using HZ needs an include of linux/param.h 2009-10-05 00:46:08 -07:00
prom sparc64: Make prom entry spinlock NMI safe. 2010-04-01 15:58:16 -07:00
Kconfig Merge branch 'sparc-perf-events-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip 2009-10-08 12:05:50 -07:00
Kconfig.debug generic debug pagealloc: build fix 2009-04-02 19:04:48 -07:00
Makefile sparc: Set UTS_MACHINE correctly. 2009-12-18 14:05:15 -08:00