Messages in this thread Patch in this message | | | From | Jia He <> | Subject | [PATCH v2 4/7] EDAC: Get chipset-specific edac drivers selected only when ghes_edac is not enabled | Date | Wed, 17 Aug 2022 14:34:55 +0000 |
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When ghes_edac is loaded, a regular edac driver for the CPU type / platform still attempts to register itself and fails in its module_init call.
Suggested-by: Toshi Kani <toshi.kani@hpe.com> Suggested-by: Borislav Petkov <bp@alien8.de> Signed-off-by: Jia He <justin.he@arm.com> --- drivers/edac/amd64_edac.c | 3 +++ drivers/edac/pnd2_edac.c | 3 +++ drivers/edac/sb_edac.c | 3 +++ drivers/edac/skx_base.c | 3 +++ 4 files changed, 12 insertions(+)
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 2f854feeeb23..e4eaf6668feb 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -4329,6 +4329,9 @@ static int __init amd64_edac_init(void) int err = -ENODEV; int i; + if (ghes_get_devices(0)) + return -EBUSY; + owner = edac_get_owner(); if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR))) return -EBUSY; diff --git a/drivers/edac/pnd2_edac.c b/drivers/edac/pnd2_edac.c index a20b299f1202..73f2ba0e64e3 100644 --- a/drivers/edac/pnd2_edac.c +++ b/drivers/edac/pnd2_edac.c @@ -1528,6 +1528,9 @@ static int __init pnd2_init(void) edac_dbg(2, "\n"); + if (ghes_get_devices(0)) + return -EBUSY; + owner = edac_get_owner(); if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR))) return -EBUSY; diff --git a/drivers/edac/sb_edac.c b/drivers/edac/sb_edac.c index 9678ab97c7ac..1d0520a16840 100644 --- a/drivers/edac/sb_edac.c +++ b/drivers/edac/sb_edac.c @@ -3506,6 +3506,9 @@ static int __init sbridge_init(void) edac_dbg(2, "\n"); + if (ghes_get_devices(0)) + return -EBUSY; + owner = edac_get_owner(); if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR))) return -EBUSY; diff --git a/drivers/edac/skx_base.c b/drivers/edac/skx_base.c index 1abc020d49ab..fe267f8543f5 100644 --- a/drivers/edac/skx_base.c +++ b/drivers/edac/skx_base.c @@ -653,6 +653,9 @@ static int __init skx_init(void) edac_dbg(2, "\n"); + if (ghes_get_devices(0)) + return -EBUSY; + owner = edac_get_owner(); if (owner && strncmp(owner, EDAC_MOD_STR, sizeof(EDAC_MOD_STR))) return -EBUSY; -- 2.25.1
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