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| author | Andrew Vasquez <andrew.vasquez@qlogic.com> | 2005-08-26 19:10:10 -0700 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.(none)> | 2005-09-04 19:53:52 -0500 |
| commit | fe74c71f6bb63376d92bc606597f0818f5b11c2e (patch) | |
| tree | 6673d186dc38ea678e8887c4dba27b17447552fe /drivers/scsi/qla2xxx | |
| parent | 86cd6baa8294dc5b2cedd84fb5cf3944eaf5271f (diff) | |
| download | blackbird-op-linux-fe74c71f6bb63376d92bc606597f0818f5b11c2e.tar.gz blackbird-op-linux-fe74c71f6bb63376d92bc606597f0818f5b11c2e.zip | |
[SCSI] qla2xxx: Replace schedule_timeout().
From: Nishanth Aravamudan <nacc@us.ibm.com>
Replace schedule_timeout() with
msleep()/msleep_interruptible() as appropriate, to guarantee the task
delays as expected.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Domen Puncer <domen@coderock.org>
Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/qla2xxx')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 5a542655d442..af9b4e77cbff 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -502,14 +502,13 @@ qc24_fail_command: static int qla2x00_eh_wait_on_command(scsi_qla_host_t *ha, struct scsi_cmnd *cmd) { -#define ABORT_POLLING_PERIOD HZ -#define ABORT_WAIT_ITER ((10 * HZ) / (ABORT_POLLING_PERIOD)) +#define ABORT_POLLING_PERIOD 1000 +#define ABORT_WAIT_ITER ((10 * 1000) / (ABORT_POLLING_PERIOD)) unsigned long wait_iter = ABORT_WAIT_ITER; int ret = QLA_SUCCESS; while (CMD_SP(cmd)) { - set_current_state(TASK_UNINTERRUPTIBLE); - schedule_timeout(ABORT_POLLING_PERIOD); + msleep(ABORT_POLLING_PERIOD); if (--wait_iter) break; @@ -1960,7 +1959,7 @@ qla2x00_mem_free(scsi_qla_host_t *ha) { struct list_head *fcpl, *fcptemp; fc_port_t *fcport; - unsigned long wtime;/* max wait time if mbx cmd is busy. */ + unsigned int wtime;/* max wait time if mbx cmd is busy. */ if (ha == NULL) { /* error */ @@ -1969,11 +1968,9 @@ qla2x00_mem_free(scsi_qla_host_t *ha) } /* Make sure all other threads are stopped. */ - wtime = 60 * HZ; - while (ha->dpc_wait && wtime) { - set_current_state(TASK_INTERRUPTIBLE); - wtime = schedule_timeout(wtime); - } + wtime = 60 * 1000; + while (ha->dpc_wait && wtime) + wtime = msleep_interruptible(wtime); /* free ioctl memory */ qla2x00_free_ioctl_mem(ha); @@ -2504,15 +2501,15 @@ qla2x00_timer(scsi_qla_host_t *ha) int qla2x00_down_timeout(struct semaphore *sema, unsigned long timeout) { - const unsigned int step = HZ/10; + const unsigned int step = 100; /* msecs */ + unsigned int iterations = jiffies_to_msecs(timeout)/100; do { if (!down_trylock(sema)) return 0; - set_current_state(TASK_INTERRUPTIBLE); - if (schedule_timeout(step)) + if (msleep_interruptible(step)) break; - } while ((timeout -= step) > 0); + } while (--iterations >= 0); return -ETIMEDOUT; } |
