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-rw-r--r--Documentation/aoe/aoe.txt4
-rw-r--r--drivers/block/aoe/aoecmd.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/aoe/aoe.txt b/Documentation/aoe/aoe.txt
index bfc9cb19abc..c71487d399d 100644
--- a/Documentation/aoe/aoe.txt
+++ b/Documentation/aoe/aoe.txt
@@ -125,7 +125,9 @@ DRIVER OPTIONS
The aoe_deadsecs module parameter determines the maximum number of
seconds that the driver will wait for an AoE device to provide a
response to an AoE command. After aoe_deadsecs seconds have
- elapsed, the AoE device will be marked as "down".
+ elapsed, the AoE device will be marked as "down". A value of zero
+ is supported for testing purposes and makes the aoe driver keep
+ trying AoE commands forever.
The aoe_maxout module parameter has a default of 128. This is the
maximum number of unresponded packets that will be sent to an AoE
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c
index da360f95c8e..abf4ad2d3e1 100644
--- a/drivers/block/aoe/aoecmd.c
+++ b/drivers/block/aoe/aoecmd.c
@@ -812,7 +812,9 @@ rexmit_timer(ulong vp)
since = tsince_hr(f);
n = f->waited_total + since;
n /= USEC_PER_SEC;
- if (n > aoe_deadsecs && !(f->flags & FFL_PROBE)) {
+ if (aoe_deadsecs
+ && n > aoe_deadsecs
+ && !(f->flags & FFL_PROBE)) {
/* Waited too long. Device failure.
* Hang all frames on first hash bucket for downdev
* to clean up.