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author | Ingo Molnar <mingo@kernel.org> | 2013-08-15 12:07:20 +0400 |
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committer | Ingo Molnar <mingo@kernel.org> | 2013-08-15 12:07:20 +0400 |
commit | c874b6ba5550b47b667ebf98f549478b4bc988a2 (patch) | |
tree | ca077e1dac2af78c882437c5ec757b7d8db82166 /drivers/edac/amd64_edac.c | |
parent | 397f09977ea350a20f20b415a9313cc790137742 (diff) | |
parent | 75a9551f2b3792686df25501f248d1de92d5da0f (diff) | |
download | linux-c874b6ba5550b47b667ebf98f549478b4bc988a2.tar.xz |
Merge tag 'edac_for_3.12' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp into x86/ras
Pull RAS/EDAC updates from Boris Petkov:
"An amd64_edac fix for single channel configurations + trivial cleanups
courtesy of Jingoo Han."
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/edac/amd64_edac.c')
-rw-r--r-- | drivers/edac/amd64_edac.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index d6c0c6590607..b86228cce672 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2642,8 +2642,15 @@ static int amd64_init_one_instance(struct pci_dev *F2) layers[0].size = pvt->csels[0].b_cnt; layers[0].is_virt_csrow = true; layers[1].type = EDAC_MC_LAYER_CHANNEL; - layers[1].size = pvt->channel_count; + + /* + * Always allocate two channels since we can have setups with DIMMs on + * only one channel. Also, this simplifies handling later for the price + * of a couple of KBs tops. + */ + layers[1].size = 2; layers[1].is_virt_csrow = false; + mci = edac_mc_alloc(nid, ARRAY_SIZE(layers), layers, 0); if (!mci) goto err_siblings; |