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authorHannes Reinecke <hare@suse.de>2013-01-30 10:26:12 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-07-01 17:31:17 +0200
commit1f1ee9ad6b298400c7a44f860231ac1d3cb7bfd6 (patch)
tree969a5275d669b6af5ae09d173e19e19256e74903 /drivers/s390/block/dasd_diag.c
parents390/dasd: Clarify comment (diff)
downloadlinux-1f1ee9ad6b298400c7a44f860231ac1d3cb7bfd6.tar.xz
linux-1f1ee9ad6b298400c7a44f860231ac1d3cb7bfd6.zip
s390/dasd: make number of retries configurable
Instead of having the number of retries hard-coded in the various functions we should be using a default retry value, which can be modified via sysfs. Signed-off-by: Hannes Reinecke <hare@suse.de> Signed-off-by: Stefan Weinhuber <wein@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd_diag.c')
-rw-r--r--drivers/s390/block/dasd_diag.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c
index cc0603358522..154842242c3d 100644
--- a/drivers/s390/block/dasd_diag.c
+++ b/drivers/s390/block/dasd_diag.c
@@ -359,6 +359,7 @@ dasd_diag_check_device(struct dasd_device *device)
}
device->default_expires = DIAG_TIMEOUT;
+ device->default_retries = DIAG_MAX_RETRIES;
/* Figure out position of label block */
switch (private->rdc_data.vdev_class) {
@@ -555,7 +556,7 @@ static struct dasd_ccw_req *dasd_diag_build_cp(struct dasd_device *memdev,
recid++;
}
}
- cqr->retries = DIAG_MAX_RETRIES;
+ cqr->retries = memdev->default_retries;
cqr->buildclk = get_tod_clock();
if (blk_noretry_request(req) ||
block->base->features & DASD_FEATURE_FAILFAST)