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authorIngo Molnar <mingo@elte.hu>2008-09-30 12:16:26 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-30 12:16:26 +0200
commit59293c8ad54726150cf6178164311b004d615ce4 (patch)
tree6fcf8e59a2c9ac08a4ff092544c34d2254ac0d74 /drivers/net/e1000e/param.c
parent45f197ade73ba95681b9803680c75352fc0a1c0a (diff)
parent94aca1dac6f6d21f4b07e4864baf7768cabcc6e7 (diff)
Merge commit 'v2.6.27-rc8' into oprofile
Conflicts: arch/x86/oprofile/nmi_int.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/net/e1000e/param.c')
-rw-r--r--drivers/net/e1000e/param.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c
index 8effc3107f9a..ed912e023a72 100644
--- a/drivers/net/e1000e/param.c
+++ b/drivers/net/e1000e/param.c
@@ -324,14 +324,27 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter)
adapter->itr = 20000;
break;
default:
- e1000_validate_option(&adapter->itr, &opt,
- adapter);
/*
- * save the setting, because the dynamic bits
- * change itr. clear the lower two bits
- * because they are used as control
+ * Save the setting, because the dynamic bits
+ * change itr.
*/
- adapter->itr_setting = adapter->itr & ~3;
+ if (e1000_validate_option(&adapter->itr, &opt,
+ adapter) &&
+ (adapter->itr == 3)) {
+ /*
+ * In case of invalid user value,
+ * default to conservative mode.
+ */
+ adapter->itr_setting = adapter->itr;
+ adapter->itr = 20000;
+ } else {
+ /*
+ * Clear the lower two bits because
+ * they are used as control.
+ */
+ adapter->itr_setting =
+ adapter->itr & ~3;
+ }
break;
}
} else {