Messages in this thread Patch in this message | | | Date | Mon, 29 Apr 2013 12:12:38 +0200 | From | Alexander Gordeev <> | Subject | [PATCH] AHCI: Make distinct names for ports in /proc/interrupts |
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Currently all interrupts assigned to AHCI ports show up in '/proc/interrupts' as 'ahci'. This fix adds port numbers as suffixes and hence makes the descriptions distinct.
Reported-by: Jan Beulich <JBeulich@suse.com> Signed-off-by: Alexander Gordeev <agordeev@redhat.com> --- drivers/ata/ahci.c | 6 ++++-- drivers/ata/ahci.h | 1 + 2 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 3b9a7b1..dc5c1aa 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -1146,10 +1146,12 @@ int ahci_host_activate(struct ata_host *host, int irq, unsigned int n_msis, return -EINVAL; for (i = 0; i < n_irqs; i++) { + struct ahci_port_priv *pp = host->ports[i]->private_data; + snprintf(pp->irq_desc, sizeof(pp->irq_desc), + "%s%d", dev_driver_string(host->dev), i); rc = devm_request_threaded_irq(host->dev, irq + i, ahci_multi_irqs_intr, ahci_port_thread_fn, - IRQF_SHARED, dev_driver_string(host->dev), - host->ports[i]); + IRQF_SHARED, pp->irq_desc, host->ports[i]); if (rc) goto out_free_irqs; } diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h index ed1fbc8..ceb5208 100644 --- a/drivers/ata/ahci.h +++ b/drivers/ata/ahci.h @@ -305,6 +305,7 @@ struct ahci_port_priv { int fbs_last_dev; /* save FBS.DEV of last FIS */ /* enclosure management info per PM slot */ struct ahci_em_priv em_priv[EM_MAX_SLOTS]; + char irq_desc[8]; /* bus + port # */ }; struct ahci_host_priv { -- 1.7.7.6
-- Regards, Alexander Gordeev agordeev@redhat.com
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