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author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-02-15 07:21:08 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2013-02-21 11:06:37 -0300 |
commit | c66b5a79a9348ccd6d1cd81416027d0e12da965d (patch) | |
tree | c6a25cbd329ebb6cd7edadb9bcd5f94796d94e97 | |
parent | 4ab19b06acffd2278cd37995927c85a9acfd00db (diff) | |
download | linux-stable-c66b5a79a9348ccd6d1cd81416027d0e12da965d.tar.gz linux-stable-c66b5a79a9348ccd6d1cd81416027d0e12da965d.tar.bz2 linux-stable-c66b5a79a9348ccd6d1cd81416027d0e12da965d.zip |
edac: add a new memory layer type
There are some cases where the memory controller layout is
completely hidden. This is the case of firmware-driven error
code, like the one provided by GHES. Add a new layer to be
used on such memory error report mechanisms.
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
-rw-r--r-- | drivers/edac/edac_mc.c | 1 | ||||
-rw-r--r-- | include/linux/edac.h | 4 |
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index fb219bc5cb2c..78d8c7d6e76a 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -900,6 +900,7 @@ const char *edac_layer_name[] = { [EDAC_MC_LAYER_CHANNEL] = "channel", [EDAC_MC_LAYER_SLOT] = "slot", [EDAC_MC_LAYER_CHIP_SELECT] = "csrow", + [EDAC_MC_LAYER_ALL_MEM] = "memory", }; EXPORT_SYMBOL_GPL(edac_layer_name); diff --git a/include/linux/edac.h b/include/linux/edac.h index 4784213c819d..1b7744c219b8 100644 --- a/include/linux/edac.h +++ b/include/linux/edac.h @@ -375,6 +375,9 @@ enum scrub_type { * @EDAC_MC_LAYER_CHANNEL: memory layer is named "channel" * @EDAC_MC_LAYER_SLOT: memory layer is named "slot" * @EDAC_MC_LAYER_CHIP_SELECT: memory layer is named "chip select" + * @EDAC_MC_LAYER_ALL_MEM: memory layout is unknown. All memory is mapped + * as a single memory area. This is used when + * retrieving errors from a firmware driven driver. * * This enum is used by the drivers to tell edac_mc_sysfs what name should * be used when describing a memory stick location. @@ -384,6 +387,7 @@ enum edac_mc_layer_type { EDAC_MC_LAYER_CHANNEL, EDAC_MC_LAYER_SLOT, EDAC_MC_LAYER_CHIP_SELECT, + EDAC_MC_LAYER_ALL_MEM, }; /** |