lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 24 Jul 2015 22:39:04 -0400 From: Dan Williams <dan.j.williams@...el.com> To: tglx@...utronix.de, mingo@...nel.org, hpa@...or.com Cc: linux-arch@...r.kernel.org, toshi.kani@...com, linux-nvdimm@...ts.01.org, David Airlie <airlied@...ux.ie>, intel-gfx@...ts.freedesktop.org, linux-kernel@...r.kernel.org, Jani Nikula <jani.nikula@...ux.intel.com>, dri-devel@...ts.freedesktop.org, rmk+kernel@....linux.org.uk, Daniel Vetter <daniel.vetter@...el.com>, hch@....de, linux-arm-kernel@...ts.infradead.org Subject: [PATCH v2 12/25] i915: switch from acpi_os_ioremap to ioremap acpi_os_ioremap uses cached mappings, however it appears that i915 wants to read dynamic platform state. Switch to ioremap() to prevent it reading stale state from cache. Cc: Daniel Vetter <daniel.vetter@...el.com> Cc: Jani Nikula <jani.nikula@...ux.intel.com> Cc: intel-gfx@...ts.freedesktop.org Cc: David Airlie <airlied@...ux.ie> Cc: dri-devel@...ts.freedesktop.org Signed-off-by: Dan Williams <dan.j.williams@...el.com> --- drivers/gpu/drm/i915/intel_opregion.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_opregion.c b/drivers/gpu/drm/i915/intel_opregion.c index 481337436f72..16ba7c67410d 100644 --- a/drivers/gpu/drm/i915/intel_opregion.c +++ b/drivers/gpu/drm/i915/intel_opregion.c @@ -863,7 +863,7 @@ int intel_opregion_setup(struct drm_device *dev) INIT_WORK(&opregion->asle_work, asle_work); #endif - base = acpi_os_ioremap(asls, OPREGION_SIZE); + base = ioremap(asls, OPREGION_SIZE); if (!base) return -ENOMEM; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists