Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

[mv-sheeva.git] / drivers / char / ipmi / ipmi_smic_sm.c

diff --git a/drivers/char/ipmi/ipmi_smic_sm.c b/drivers/char/ipmi/ipmi_smic_sm.c
index f17043da9dd5e2ab4c52ffbe4feb41bf80849409..39d7e5ef1a2ba82ff6d9b3526f397b0e2184a550 100644 (file)
--- a/drivers/char/ipmi/ipmi_smic_sm.c
+++ b/drivers/char/ipmi/ipmi_smic_sm.c
@@ -85,6 +85,12 @@ enum smic_states {
 /* SMIC Flags Register Bits */
 #define SMIC_RX_DATA_READY     0x80
 #define SMIC_TX_DATA_READY     0x40
+/*
+ * SMIC_SMI and SMIC_EVM_DATA_AVAIL are only used by
+ * a few systems, and then only by Systems Management
+ * Interrupts, not by the OS.  Always ignore these bits.
+ *
+ */
 #define SMIC_SMI               0x10
 #define SMIC_EVM_DATA_AVAIL    0x08
 #define SMIC_SMS_DATA_AVAIL    0x04
@@ -368,8 +374,7 @@ static enum si_sm_result smic_event (struct si_sm_data *smic, long time)
        switch (smic->state) {
        case SMIC_IDLE:
                /* in IDLE we check for available messages */
-               if (flags & (SMIC_SMI |
-                            SMIC_EVM_DATA_AVAIL | SMIC_SMS_DATA_AVAIL))
+               if (flags & SMIC_SMS_DATA_AVAIL)
                {
                        return SI_SM_ATTN;
                }