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[IA64] hotplug/ia64: SN Hotplug Driver - PREEMPT/pcibus_info fix

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This patch fixes an issue with the PROM and a kernel running with
CONFIG_PREEMPT enabled.  When CONFIG_PREEMPT is enabled, the size of a
spinlock_t changes -- resulting in the PROM writing to an incorrect location.

Signed-off-by: Prarit Bhargava <prarit@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Prarit Bhargava 2005-07-06 15:30:25 -07:00 • committed by Tony Luck
parent 6f354b014b
commit 7fe4c1b168
1 changed files with 2 additions and 1 deletions
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3
include/asm-ia64/sn/pcibr_provider.h
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@ -108,10 +108,11 @@ struct pcibus_info {
char pbi_hub_xid;
uint64_t pbi_devreg[8];
spinlock_t pbi_lock;
uint32_t pbi_valid_devices;
uint32_t pbi_enabled_devices;
spinlock_t pbi_lock;
};
/*