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authorLinus Torvalds <torvalds@linux-foundation.org>2017-11-13 19:54:06 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-13 19:54:06 +0300
commit1ec1699122396be8cd56964ec49985b138968c87 (patch)
tree08eda45d00c261a33425c73074476154a12224df /drivers/edac/amd64_edac.c
parent7832681b365f220151d1c33cc1a8891f10ecdb6f (diff)
parenta8e9b186f153a44690ad0363a56716e7077ad28c (diff)
downloadlinux-1ec1699122396be8cd56964ec49985b138968c87.tar.xz
Merge tag 'edac_for_4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp
Pull EDAC updates from Borislav Petkov: "The usual pile of bugfixes, cleanups and minor driver enhancements. Worth noting are the changes to ghes_edac to use a whitelist of known-good platforms on which GHES error reporting works relatively reliably. By Toshi Kani and Borislav Petkov" * tag 'edac_for_4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp: EDAC, sb_edac: Fix missing break in switch MAINTAINERS: Split Cavium EDAC entry and add myself EDAC, sb_edac: Fix missing DIMM sysfs entries with KNL SNC2/SNC4 mode EDAC, skx_edac: Handle systems with segmented PCI busses EDAC, thunderx: Remove suspend/resume support EDAC, skx_edac: Fix detection of single-rank DIMMs EDAC, sb_edac: Don't create a second memory controller if HA1 is not present EDAC: Add owner check to the x86 platform drivers EDAC: Add helper which returns the loaded platform driver EDAC, ghes: Add platform check EDAC, ghes: Model a single, logical memory controller EDAC, ghes: Remove symbol exports EDAC: Handle return value of kasprintf()
Diffstat (limited to 'drivers/edac/amd64_edac.c')
-rw-r--r--drivers/edac/amd64_edac.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index ac2f30295efe..8b16ec595fa7 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -3434,9 +3434,14 @@ MODULE_DEVICE_TABLE(x86cpu, amd64_cpuids);
static int __init amd64_edac_init(void)
{
+ const char *owner;
int err = -ENODEV;
int i;
+ owner = edac_get_owner();
+ if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR)))
+ return -EBUSY;
+
if (!x86_match_cpu(amd64_cpuids))
return -ENODEV;