diff options
Diffstat (limited to 'arch/sh/kernel/io_trapped.c')
| -rw-r--r-- | arch/sh/kernel/io_trapped.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/sh/kernel/io_trapped.c b/arch/sh/kernel/io_trapped.c index 77dfecb6437..69be603aa2d 100644 --- a/arch/sh/kernel/io_trapped.c +++ b/arch/sh/kernel/io_trapped.c @@ -112,14 +112,15 @@ void __iomem *match_trapped_io_handler(struct list_head *list, struct trapped_io *tiop; struct resource *res; int k, len; + unsigned long flags; - spin_lock_irq(&trapped_lock); + spin_lock_irqsave(&trapped_lock, flags); list_for_each_entry(tiop, list, list) { voffs = 0; for (k = 0; k < tiop->num_resources; k++) { res = tiop->resource + k; if (res->start == offset) { - spin_unlock_irq(&trapped_lock); + spin_unlock_irqrestore(&trapped_lock, flags); return tiop->virt_base + voffs; } @@ -127,7 +128,7 @@ void __iomem *match_trapped_io_handler(struct list_head *list, voffs += roundup(len, PAGE_SIZE); } } - spin_unlock_irq(&trapped_lock); + spin_unlock_irqrestore(&trapped_lock, flags); return NULL; } EXPORT_SYMBOL_GPL(match_trapped_io_handler); @@ -283,7 +284,8 @@ int handle_trapped_io(struct pt_regs *regs, unsigned long address) return 0; } - tmp = handle_unaligned_access(instruction, regs, &trapped_io_access); + tmp = handle_unaligned_access(instruction, regs, + &trapped_io_access, 1); set_fs(oldfs); return tmp == 0; } |