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| author | David S. Miller <davem@davemloft.net> | 2009-10-13 00:49:09 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-10-13 00:49:09 -0700 |
| commit | c58543c869606532c2382f027d6466f4672ea756 (patch) | |
| tree | d097eb82c49ba91bdf506dec11b2e267e070dc6a /arch/sparc | |
| parent | 1a78cedb998027ed46d8630b319db8fa678d38f0 (diff) | |
| download | linux-c58543c869606532c2382f027d6466f4672ea756.tar.gz linux-c58543c869606532c2382f027d6466f4672ea756.tar.bz2 linux-c58543c869606532c2382f027d6466f4672ea756.zip | |
sparc64: Set IRQF_DISABLED on LDC channel IRQs.
With lots of virtual devices it's easy to generate a lot of
events and chew up the kernel IRQ stack.
Reported-by: hyl <heyongli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
| -rw-r--r-- | arch/sparc/kernel/ldc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c index adf5f273868a..cb3c72c45aab 100644 --- a/arch/sparc/kernel/ldc.c +++ b/arch/sparc/kernel/ldc.c @@ -1242,13 +1242,13 @@ int ldc_bind(struct ldc_channel *lp, const char *name) snprintf(lp->tx_irq_name, LDC_IRQ_NAME_MAX, "%s TX", name); err = request_irq(lp->cfg.rx_irq, ldc_rx, - IRQF_SAMPLE_RANDOM | IRQF_SHARED, + IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED, lp->rx_irq_name, lp); if (err) return err; err = request_irq(lp->cfg.tx_irq, ldc_tx, - IRQF_SAMPLE_RANDOM | IRQF_SHARED, + IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED, lp->tx_irq_name, lp); if (err) { free_irq(lp->cfg.rx_irq, lp); |