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1026023705
Presently it's assumed that the irqdomain code handles the irq_desc allocation for us, but this isn't necessarily the case when we've pre-allocated IRQs via sparseirq. Previously we had a -EEXIST check in the code that attempted to trap these cases and simply update them in-place, but this behaviour was inadvertently lost in the transition to irqdomains. This simply restores the previous behaviour, first attempting to let the irqdomain core fetch the allocation for us, and falling back to an in-place domain association in the extant IRQ case. Fixes up regressions on platforms that pre-allocate legacy IRQs (specifically ARM-based SH-Mobile platforms, as SH stopped pre-allocating vectors some time ago). Reported-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org> |
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| .. | ||
| access.c | ||
| balancing.c | ||
| chip.c | ||
| core.c | ||
| handle.c | ||
| internals.h | ||
| irqdomain.c | ||
| Kconfig | ||
| Makefile | ||
| userimask.c | ||
| virq-debugfs.c | ||
| virq.c | ||