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IB/ipath: Fix up error handling

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This patch makes chip reset more robust and reduces lock contention
between user and kernel TID register updates.

Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Ralph Campbell
2008-04-16 21:09:30 -07:00
committed by Roland Dreier
parent 9b436eb4f8
commit 6bb68835d3
3 changed files with 67 additions and 18 deletions
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2
drivers/infiniband/hw/ipath/ipath_kernel.h
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@@ -407,7 +407,7 @@ struct ipath_devdata {
u64 __iomem *ipath_egrtidbase;
/* lock to workaround chip bug 9437 and others */
spinlock_t ipath_kernel_tid_lock;
spinlock_t ipath_tid_lock;
spinlock_t ipath_user_tid_lock;
spinlock_t ipath_sendctrl_lock;
/*