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| author | David S. Miller <davem@davemloft.net> | 2010-03-03 18:06:03 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-03-03 18:06:03 +0100 |
| commit | 8a4fd1e4922413cfdfa6c51a59efb720d904a5eb (patch) | |
| tree | 3e46821fac9d3de604466b55345c2b267d157355 /mm/dmapool.c | |
| parent | sparc64: Kill off old sys_perfctr system call and state. (diff) | |
| download | linux-8a4fd1e4922413cfdfa6c51a59efb720d904a5eb.tar.xz linux-8a4fd1e4922413cfdfa6c51a59efb720d904a5eb.zip | |
sparc64: Make prom entry spinlock NMI safe.
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>
Diffstat (limited to 'mm/dmapool.c')
0 files changed, 0 insertions, 0 deletions