diff options
| author |   Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com> | 2007-07-17 21:22:14 +0900 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2007-07-17 09:51:16 -0700 |
| commit | f8c087f31e1d3fbf1f7d0b3ea5e643f535e7de04 (patch) | |
| tree | d8d95163a82bb55e314be380cb72d7e514a0bc61 /arch/ia64 | |
| parent | [IA64] Fix invalid irq vector assumption for iosapic (diff) | |
| download | linux-dev-f8c087f31e1d3fbf1f7d0b3ea5e643f535e7de04.tar.xz linux-dev-f8c087f31e1d3fbf1f7d0b3ea5e643f535e7de04.zip | |
[IA64] Check if irq is sharable
Need to check if irq is sharable amoung handlers when searching
sharable IOSAPIC irq.
Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Yasuaki Ishimatsu <isimatu.yasuaki@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64')
| -rw-r--r-- | arch/ia64/kernel/iosapic.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index bcf91dceaf5d..cffb443a557c 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -502,8 +502,9 @@ static int iosapic_find_sharable_irq(unsigned long trigger, unsigned long pol) for (i = 0; i <= NR_IRQS; i++) { info = &iosapic_intr_info[i]; if (info->trigger == trigger && info->polarity == pol && - (info->dmode == IOSAPIC_FIXED || info->dmode == - IOSAPIC_LOWEST_PRIORITY)) { + (info->dmode == IOSAPIC_FIXED || + info->dmode == IOSAPIC_LOWEST_PRIORITY) && + can_request_irq(i, IRQF_SHARED)) { if (min_count == -1 || info->count < min_count) { irq = i; min_count = info->count; |