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-rw-r--r--drivers/block/cciss.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index 2e547bd..9e761b9 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -4079,6 +4079,11 @@ static int __devinit cciss_find_cfgtables(ctlr_info_t *h)
static void __devinit cciss_get_max_perf_mode_cmds(struct ctlr_info *h)
{
h->max_commands = readl(&(h->cfgtable->MaxPerformantModeCommands));
+
+ /* Limit commands in memory limited kdump scenario. */
+ if (reset_devices && h->max_commands > 32)
+ h->max_commands = 32;
+
if (h->max_commands < 16) {
dev_warn(&h->pdev->dev, "Controller reports "
"max supported commands of %d, an obvious lie. "
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