From: Borislav Petkov Date: Mon, 21 Dec 2009 18:21:41 +0000 (+0100) Subject: amd64_edac: restrict PCI config space access X-Git-Tag: v2.6.33-rc2~6^2~1 X-Git-Url: https://bbs.cooldavid.org/git/?a=commitdiff_plain;h=92389102b6832fc779f5c37f1d9e3eaadea6e059;p=net-next-2.6.git amd64_edac: restrict PCI config space access Do not access F2x19[0,4] on K8 since they're undefined there. Signed-off-by: Borislav Petkov --- diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 63c04d31cd7..c5facd951dd 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -2349,7 +2349,7 @@ static void amd64_read_mc_registers(struct amd64_pvt *pvt) amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCLR_0, &pvt->dclr0); amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCHR_0, &pvt->dchr0); - if (!dct_ganging_enabled(pvt)) { + if (!dct_ganging_enabled(pvt) && boot_cpu_data.x86 >= 0x10) { amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCLR_1, &pvt->dclr1); amd64_read_pci_cfg(pvt->dram_f2_ctl, F10_DCHR_1, &pvt->dchr1); }