diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-10-08 12:11:08 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-05-10 10:49:31 -0400 |
commit | 321ece4dda32f52d4a28d6eb11f2ca2a5c93c191 (patch) | |
tree | 7f6919a216d317799d1de120c98a6ab007a51410 /drivers/edac/i7core_edac.c | |
parent | 6e103be1c7c4adb50f25aaf1f1e8f828833c1719 (diff) |
i7core_edac: Fix ringbuffer maxsize
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/edac/i7core_edac.c')
-rw-r--r-- | drivers/edac/i7core_edac.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c index 59ec44175560..c2857f60ae6a 100644 --- a/drivers/edac/i7core_edac.c +++ b/drivers/edac/i7core_edac.c | |||
@@ -1631,14 +1631,14 @@ static void i7core_check_error(struct mem_ctl_info *mci) | |||
1631 | * loosing an error. | 1631 | * loosing an error. |
1632 | */ | 1632 | */ |
1633 | smp_rmb(); | 1633 | smp_rmb(); |
1634 | count = (pvt->mce_out + sizeof(mce_entry) - pvt->mce_in) | 1634 | count = (pvt->mce_out + MCE_LOG_LEN - pvt->mce_in) |
1635 | % sizeof(mce_entry); | 1635 | % MCE_LOG_LEN; |
1636 | if (!count) | 1636 | if (!count) |
1637 | return; | 1637 | return; |
1638 | 1638 | ||
1639 | m = pvt->mce_outentry; | 1639 | m = pvt->mce_outentry; |
1640 | if (pvt->mce_in + count > sizeof(mce_entry)) { | 1640 | if (pvt->mce_in + count > MCE_LOG_LEN) { |
1641 | unsigned l = sizeof(mce_entry) - pvt->mce_in; | 1641 | unsigned l = MCE_LOG_LEN - pvt->mce_in; |
1642 | 1642 | ||
1643 | memcpy(m, &pvt->mce_entry[pvt->mce_in], sizeof(*m) * l); | 1643 | memcpy(m, &pvt->mce_entry[pvt->mce_in], sizeof(*m) * l); |
1644 | smp_wmb(); | 1644 | smp_wmb(); |
@@ -1702,7 +1702,7 @@ static int i7core_mce_check_error(void *priv, struct mce *mce) | |||
1702 | return 0; | 1702 | return 0; |
1703 | 1703 | ||
1704 | smp_rmb(); | 1704 | smp_rmb(); |
1705 | if ((pvt->mce_out + 1) % sizeof(mce_entry) == pvt->mce_in) { | 1705 | if ((pvt->mce_out + 1) % MCE_LOG_LEN == pvt->mce_in) { |
1706 | smp_wmb(); | 1706 | smp_wmb(); |
1707 | pvt->mce_overrun++; | 1707 | pvt->mce_overrun++; |
1708 | return 0; | 1708 | return 0; |
@@ -1711,7 +1711,7 @@ static int i7core_mce_check_error(void *priv, struct mce *mce) | |||
1711 | /* Copy memory error at the ringbuffer */ | 1711 | /* Copy memory error at the ringbuffer */ |
1712 | memcpy(&pvt->mce_entry[pvt->mce_out], mce, sizeof(*mce)); | 1712 | memcpy(&pvt->mce_entry[pvt->mce_out], mce, sizeof(*mce)); |
1713 | smp_wmb(); | 1713 | smp_wmb(); |
1714 | pvt->mce_out = (pvt->mce_out + 1) % sizeof(mce_entry); | 1714 | pvt->mce_out = (pvt->mce_out + 1) % MCE_LOG_LEN; |
1715 | 1715 | ||
1716 | /* Handle fatal errors immediately */ | 1716 | /* Handle fatal errors immediately */ |
1717 | if (mce->mcgstatus & 1) | 1717 | if (mce->mcgstatus & 1) |