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authorJeff Garzik <jgarzik@pobox.com>2005-05-28 07:57:14 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-06-17 12:05:18 -0500
commitdf0ae2497ddefd72a87f3a3b34ff32455d7d4ae0 (patch)
tree552e02a44a21bd38db91729c85219542c2930ae2 /drivers/scsi/ide-scsi.c
parent68b3aa7c9805aee9005a8ca53c5e99177961fbb9 (diff)
[SCSI] allow sleeping in ->eh_host_reset_handler()
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/ide-scsi.c')
-rw-r--r--drivers/scsi/ide-scsi.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 83f062ed9082..3d62c9bcbff7 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -46,6 +46,7 @@
#include <linux/slab.h>
#include <linux/ide.h>
#include <linux/scatterlist.h>
+#include <linux/delay.h>
#include <asm/io.h>
#include <asm/bitops.h>
@@ -1026,11 +1027,13 @@ static int idescsi_eh_reset (struct scsi_cmnd *cmd)
return FAILED;
}
- spin_lock_irq(&ide_lock);
+ spin_lock_irq(cmd->device->host->host_lock);
+ spin_lock(&ide_lock);
if (!scsi->pc || (req = scsi->pc->rq) != HWGROUP(drive)->rq || !HWGROUP(drive)->handler) {
printk (KERN_WARNING "ide-scsi: No active request in idescsi_eh_reset\n");
spin_unlock(&ide_lock);
+ spin_unlock_irq(cmd->device->host->host_lock);
return FAILED;
}
@@ -1052,16 +1055,15 @@ static int idescsi_eh_reset (struct scsi_cmnd *cmd)
HWGROUP(drive)->rq = NULL;
HWGROUP(drive)->handler = NULL;
HWGROUP(drive)->busy = 1; /* will set this to zero when ide reset finished */
- spin_unlock_irq(&ide_lock);
+ spin_unlock(&ide_lock);
ide_do_reset(drive);
/* ide_do_reset starts a polling handler which restarts itself every 50ms until the reset finishes */
do {
- set_current_state(TASK_UNINTERRUPTIBLE);
spin_unlock_irq(cmd->device->host->host_lock);
- schedule_timeout(HZ/20);
+ msleep(50);
spin_lock_irq(cmd->device->host->host_lock);
} while ( HWGROUP(drive)->handler );
@@ -1072,6 +1074,7 @@ static int idescsi_eh_reset (struct scsi_cmnd *cmd)
ret = FAILED;
}
+ spin_unlock_irq(cmd->device->host->host_lock);
return ret;
}