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| author | Tony Luck <tony.luck@intel.com> | 2018-09-28 14:39:34 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-11-13 11:08:44 -0800 |
| commit | 5d1267c68169de90ef1157751d37ac7d3ee3470f (patch) | |
| tree | 4e6310dff81ca71709246fe229b08be389a6499f /drivers/edac | |
| parent | 468d9f010f16a107db78e8ccf78f39049486a711 (diff) | |
| download | talos-obmc-linux-5d1267c68169de90ef1157751d37ac7d3ee3470f.tar.gz talos-obmc-linux-5d1267c68169de90ef1157751d37ac7d3ee3470f.zip | |
EDAC, {i7core,sb,skx}_edac: Fix uncorrected error counting
commit 432de7fd7630c84ad24f1c2acd1e3bb4ce3741ca upstream.
The count of errors is picked up from bits 52:38 of the machine check
bank status register. But this is the count of *corrected* errors. If an
uncorrected error is being logged, the h/w sets this field to 0. Which
means that when edac_mc_handle_error() is called, the EDAC core will
carefully add zero to the appropriate uncorrected error counts.
Signed-off-by: Tony Luck <tony.luck@intel.com>
[ Massage commit message. ]
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: stable@vger.kernel.org
Cc: Aristeu Rozanski <aris@redhat.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Cc: linux-edac <linux-edac@vger.kernel.org>
Link: http://lkml.kernel.org/r/20180928213934.19890-1-tony.luck@intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/edac')
| -rw-r--r-- | drivers/edac/i7core_edac.c | 1 | ||||
| -rw-r--r-- | drivers/edac/sb_edac.c | 1 | ||||
| -rw-r--r-- | drivers/edac/skx_edac.c | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c index 8e120bf60624..f1d19504a028 100644 --- a/drivers/edac/i7core_edac.c +++ b/drivers/edac/i7core_edac.c @@ -1711,6 +1711,7 @@ static void i7core_mce_output_error(struct mem_ctl_info *mci, u32 errnum = find_first_bit(&error, 32); if (uncorrected_error) { + core_err_cnt = 1; if (ripv) tp_event = HW_EVENT_ERR_FATAL; else diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index 07726fb00321..72cea3cb8622 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -2888,6 +2888,7 @@ static void sbridge_mce_output_error(struct mem_ctl_info *mci, recoverable = GET_BITFIELD(m->status, 56, 56); if (uncorrected_error) { + core_err_cnt = 1; if (ripv) { type = "FATAL"; tp_event = HW_EVENT_ERR_FATAL; diff --git a/drivers/edac/skx_edac.c b/drivers/edac/skx_edac.c index fae095162c01..3c5c95428f1d 100644 --- a/drivers/edac/skx_edac.c +++ b/drivers/edac/skx_edac.c @@ -959,6 +959,7 @@ static void skx_mce_output_error(struct mem_ctl_info *mci, recoverable = GET_BITFIELD(m->status, 56, 56); if (uncorrected_error) { + core_err_cnt = 1; if (ripv) { type = "FATAL"; tp_event = HW_EVENT_ERR_FATAL; |
