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authorTony Luck <tony.luck@intel.com>2018-03-12 11:24:26 -0700
committerBorislav Petkov <bp@suse.de>2018-03-14 12:20:16 +0100
commitd6dd77ebcd22ca226171e3ff7bce7e6025ed0595 (patch)
tree46eb1bec7733f5398ec5aa93f9e4152d11515295 /drivers/edac
parentEDAC, layerscape: Allow building for LS1021A (diff)
downloadlinux-dev-d6dd77ebcd22ca226171e3ff7bce7e6025ed0595.tar.xz
linux-dev-d6dd77ebcd22ca226171e3ff7bce7e6025ed0595.zip
EDAC: Drop duplicated array of strings for memory type names
Somehow we ended up with two separate arrays of strings to describe the "enum mem_type" values. In edac_mc.c we have an exported list edac_mem_types[] that is used by a couple of drivers in debug messaged. In edac_mc_sysfs.c we have a private list that is used to display values in: /sys/devices/system/edac/mc/mc*/dimm*/dimm_mem_type /sys/devices/system/edac/mc/mc*/csrow*/mem_type This list was missing a value for MEM_LRDDR3. The string values in the two lists were different :-( Combining the lists, I kept the values so that the sysfs output will be unchanged as some scripts may depend on that. Reported-by: Borislav Petkov <bp@suse.de> Acked-by: Borislav Petkov <bp@suse.de> Signed-off-by: Tony Luck <tony.luck@intel.com> Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> Cc: Aristeu Rozanski <aris@redhat.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Jean Delvare <jdelvare@suse.com> Cc: Len Brown <lenb@kernel.org> Cc: Mauro Carvalho Chehab <mchehab@kernel.org> Cc: Qiuxu Zhuo <qiuxu.zhuo@intel.com> Cc: linux-acpi@vger.kernel.org Cc: linux-edac <linux-edac@vger.kernel.org> Cc: linux-nvdimm@lists.01.org Link: http://lkml.kernel.org/r/20180312182430.10335-2-tony.luck@intel.com Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'drivers/edac')
-rw-r--r--drivers/edac/edac_mc.c40
-rw-r--r--drivers/edac/edac_mc_sysfs.c26
2 files changed, 22 insertions, 44 deletions
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 48193f5f3b56..1f61b736e075 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -195,26 +195,26 @@ static void edac_mc_dump_mci(struct mem_ctl_info *mci)
#endif /* CONFIG_EDAC_DEBUG */
const char * const edac_mem_types[] = {
- [MEM_EMPTY] = "Empty csrow",
- [MEM_RESERVED] = "Reserved csrow type",
- [MEM_UNKNOWN] = "Unknown csrow type",
- [MEM_FPM] = "Fast page mode RAM",
- [MEM_EDO] = "Extended data out RAM",
- [MEM_BEDO] = "Burst Extended data out RAM",
- [MEM_SDR] = "Single data rate SDRAM",
- [MEM_RDR] = "Registered single data rate SDRAM",
- [MEM_DDR] = "Double data rate SDRAM",
- [MEM_RDDR] = "Registered Double data rate SDRAM",
- [MEM_RMBS] = "Rambus DRAM",
- [MEM_DDR2] = "Unbuffered DDR2 RAM",
- [MEM_FB_DDR2] = "Fully buffered DDR2",
- [MEM_RDDR2] = "Registered DDR2 RAM",
- [MEM_XDR] = "Rambus XDR",
- [MEM_DDR3] = "Unbuffered DDR3 RAM",
- [MEM_RDDR3] = "Registered DDR3 RAM",
- [MEM_LRDDR3] = "Load-Reduced DDR3 RAM",
- [MEM_DDR4] = "Unbuffered DDR4 RAM",
- [MEM_RDDR4] = "Registered DDR4 RAM",
+ [MEM_EMPTY] = "Empty",
+ [MEM_RESERVED] = "Reserved",
+ [MEM_UNKNOWN] = "Unknown",
+ [MEM_FPM] = "FPM",
+ [MEM_EDO] = "EDO",
+ [MEM_BEDO] = "BEDO",
+ [MEM_SDR] = "Unbuffered-SDR",
+ [MEM_RDR] = "Registered-SDR",
+ [MEM_DDR] = "Unbuffered-DDR",
+ [MEM_RDDR] = "Registered-DDR",
+ [MEM_RMBS] = "RMBS",
+ [MEM_DDR2] = "Unbuffered-DDR2",
+ [MEM_FB_DDR2] = "FullyBuffered-DDR2",
+ [MEM_RDDR2] = "Registered-DDR2",
+ [MEM_XDR] = "XDR",
+ [MEM_DDR3] = "Unbuffered-DDR3",
+ [MEM_RDDR3] = "Registered-DDR3",
+ [MEM_LRDDR3] = "Load-Reduced-DDR3-RAM",
+ [MEM_DDR4] = "Unbuffered-DDR4",
+ [MEM_RDDR4] = "Registered-DDR4"
};
EXPORT_SYMBOL_GPL(edac_mem_types);
diff --git a/drivers/edac/edac_mc_sysfs.c b/drivers/edac/edac_mc_sysfs.c
index c70ea82c815c..7481955160a4 100644
--- a/drivers/edac/edac_mc_sysfs.c
+++ b/drivers/edac/edac_mc_sysfs.c
@@ -91,28 +91,6 @@ static struct device *mci_pdev;
/*
* various constants for Memory Controllers
*/
-static const char * const mem_types[] = {
- [MEM_EMPTY] = "Empty",
- [MEM_RESERVED] = "Reserved",
- [MEM_UNKNOWN] = "Unknown",
- [MEM_FPM] = "FPM",
- [MEM_EDO] = "EDO",
- [MEM_BEDO] = "BEDO",
- [MEM_SDR] = "Unbuffered-SDR",
- [MEM_RDR] = "Registered-SDR",
- [MEM_DDR] = "Unbuffered-DDR",
- [MEM_RDDR] = "Registered-DDR",
- [MEM_RMBS] = "RMBS",
- [MEM_DDR2] = "Unbuffered-DDR2",
- [MEM_FB_DDR2] = "FullyBuffered-DDR2",
- [MEM_RDDR2] = "Registered-DDR2",
- [MEM_XDR] = "XDR",
- [MEM_DDR3] = "Unbuffered-DDR3",
- [MEM_RDDR3] = "Registered-DDR3",
- [MEM_DDR4] = "Unbuffered-DDR4",
- [MEM_RDDR4] = "Registered-DDR4"
-};
-
static const char * const dev_types[] = {
[DEV_UNKNOWN] = "Unknown",
[DEV_X1] = "x1",
@@ -196,7 +174,7 @@ static ssize_t csrow_mem_type_show(struct device *dev,
{
struct csrow_info *csrow = to_csrow(dev);
- return sprintf(data, "%s\n", mem_types[csrow->channels[0]->dimm->mtype]);
+ return sprintf(data, "%s\n", edac_mem_types[csrow->channels[0]->dimm->mtype]);
}
static ssize_t csrow_dev_type_show(struct device *dev,
@@ -549,7 +527,7 @@ static ssize_t dimmdev_mem_type_show(struct device *dev,
{
struct dimm_info *dimm = to_dimm(dev);
- return sprintf(data, "%s\n", mem_types[dimm->mtype]);
+ return sprintf(data, "%s\n", edac_mem_types[dimm->mtype]);
}
static ssize_t dimmdev_dev_type_show(struct device *dev,