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| author | Ingo Molnar <mingo@kernel.org> | 2013-08-29 12:02:08 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-08-29 12:02:08 +0200 |
| commit | aee2bce3cfdcb9bf2c51c24496ee776e8202ed11 (patch) | |
| tree | 66ff8e345cf693cfb39383f25ad796e2f59ab6ad /drivers/ata/sata_fsl.c | |
| parent | 5ec4c599a52362896c3e7c6a31ba6145dca9c6f5 (diff) | |
| parent | c95389b4cd6a4b52af78bea706a274453e886251 (diff) | |
Merge branch 'linus' into perf/core
Pick up the latest upstream fixes.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/ata/sata_fsl.c')
| -rw-r--r-- | drivers/ata/sata_fsl.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c index 19720a0a4a6..851bd3f43ac 100644 --- a/drivers/ata/sata_fsl.c +++ b/drivers/ata/sata_fsl.c @@ -293,6 +293,7 @@ static void fsl_sata_set_irq_coalescing(struct ata_host *host, { struct sata_fsl_host_priv *host_priv = host->private_data; void __iomem *hcr_base = host_priv->hcr_base; + unsigned long flags; if (count > ICC_MAX_INT_COUNT_THRESHOLD) count = ICC_MAX_INT_COUNT_THRESHOLD; @@ -305,12 +306,12 @@ static void fsl_sata_set_irq_coalescing(struct ata_host *host, (count > ICC_MIN_INT_COUNT_THRESHOLD)) ticks = ICC_SAFE_INT_TICKS; - spin_lock(&host->lock); + spin_lock_irqsave(&host->lock, flags); iowrite32((count << 24 | ticks), hcr_base + ICC); intr_coalescing_count = count; intr_coalescing_ticks = ticks; - spin_unlock(&host->lock); + spin_unlock_irqrestore(&host->lock, flags); DPRINTK("interrupt coalescing, count = 0x%x, ticks = %x\n", intr_coalescing_count, intr_coalescing_ticks); |