Re: [U-Boot] [PATCH v2] ARM: OMAP5: redefine arm_setup_identity_mapping

2012-12-11 Thread Vincent Stehlé
Tom Rini: > Lets put the extern in arch/arm/include/asm/cache.h and make both files > #include . Sure, here is an updated patches pair: [PATCH v3 1/2] ARM: cache: introduce weak arm_setup_identity_mapping [PATCH v3 2/2] ARM: OMAP5: redefine arm_setup_identity_mapping Thank you for your revie

Re: [U-Boot] [PATCH v2] ARM: OMAP5: redefine arm_setup_identity_mapping

2012-12-11 Thread Tom Rini
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 12/11/12 10:35, Vincent Stehlé wrote: > We introduce an OMAP5 specific version of > arm_setup_identity_mapping(), which makes the first page of the > identity mapping invalid. > > We want to unmap the region near address zero on HS OMAP devices,

[U-Boot] [PATCH v2] ARM: OMAP5: redefine arm_setup_identity_mapping

2012-12-11 Thread Vincent Stehlé
We introduce an OMAP5 specific version of arm_setup_identity_mapping(), which makes the first page of the identity mapping invalid. We want to unmap the region near address zero on HS OMAP devices, to avoid speculative accesses. Accessing this region causes security violations, which we want to av