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authorPrasanna Kumar Kalever2018-05-10 19:12:18 +0530
committerMartin K. Petersen2018-05-14 22:44:50 -0400
commit125966db1fea12575ee21b2b3fc95a59032406f0 (patch)
treee88c1c1d51275a3ba9dc03b43ba9cca3580224b1 /drivers/target
parentfa89adba1941e4f3b213399b81732a5c12fd9131 (diff)
scsi: target: tcmu: fix error resetting qfull_time_out to default
Problem: $ cat /sys/kernel/config/target/core/user_0/block/attrib/qfull_time_out -1 $ echo "-1" > /sys/kernel/config/target/core/user_0/block/attrib/qfull_time_out -bash: echo: write error: Invalid argument Fix: This patch will help reset qfull_time_out to its default i.e. qfull_time_out=-1. Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com> Acked-by: Mike Christie <mchristi@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_user.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 4ad89ea71a70..4f26bdc3d1dc 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -2121,6 +2121,8 @@ static ssize_t tcmu_qfull_time_out_store(struct config_item *item,
if (val >= 0) {
udev->qfull_time_out = val * MSEC_PER_SEC;
+ } else if (val == -1) {
+ udev->qfull_time_out = val;
} else {
printk(KERN_ERR "Invalid qfull timeout value %d\n", val);
return -EINVAL;