Hi Tejun,
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
This proves that piix_qc_defer() has declined the same command 100
times in succession. However, this will only happen if the status of
all the commands enqueued for
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
+static int piix_qc_defer(struct ata_queued_cmd *qc)
+{
+static struct ata_port *ap = NULL;
+struct ata_queued_cmd qcmd[ATA_MAX_QUEUE];
missing static?
Oh well, I must have been too tired already yesterday. There are a few
Elias Oltmanns wrote:
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
+static int piix_qc_defer(struct ata_queued_cmd *qc)
+{
+ static struct ata_port *ap = NULL;
+ struct ata_queued_cmd qcmd[ATA_MAX_QUEUE];
missing static?
Oh well, I must have been too tired already
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
This proves that piix_qc_defer() has declined the same command 100
times in succession. However, this will only happen if the status of
all the commands enqueued for one port hasn't changed in the
meantime. This suggests to me that the
Elias Oltmanns wrote:
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
This proves that piix_qc_defer() has declined the same command 100
times in succession. However, this will only happen if the status of
all the commands enqueued for one port hasn't changed in the
meantime. This
Tejun Heo [EMAIL PROTECTED] wrote:
Hello,
Elias Oltmanns wrote:
Hmmm... The reason why max_host_blocked and max_device_blocked are set
to 1 is to let libata re-consider status after each command completion
as blocked status can be rather complex w/ PMP. I haven't really
followed the code
Elias Oltmanns wrote:
+static int piix_qc_defer(struct ata_queued_cmd *qc)
+{
+ static struct ata_port *ap = NULL;
+ struct ata_queued_cmd qcmd[ATA_MAX_QUEUE];
missing static?
+ static int count = 0;
+#define PIIX_QC_DEFER_THRESHOLD 5000
+
+ if (!ap)
+ ap =
Hello,
Elias Oltmanns wrote:
Hmmm... The reason why max_host_blocked and max_device_blocked are set
to 1 is to let libata re-consider status after each command completion
as blocked status can be rather complex w/ PMP. I haven't really
followed the code yet but you're saying that blocked
Tejun Heo [EMAIL PROTECTED] wrote:
Elias Oltmanns wrote:
Hi Tejun,
due to your commit 31cc23b34913bc173680bdc87af79e551bf8cc0d libata now
sets max_host_blocked and max_device_blocked to 1 for all devices it
manages. Under certain conditions this may lead to system lockups due to
infinite
Elias Oltmanns wrote:
Hi Tejun,
due to your commit 31cc23b34913bc173680bdc87af79e551bf8cc0d libata now
sets max_host_blocked and max_device_blocked to 1 for all devices it
manages. Under certain conditions this may lead to system lockups due to
infinite recursion as I have explained to
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